Using the ECAP NEXG4512 Customer Parameter Configuration Aid Service Program Module{0781, 0785} Caterpillar


Using the ECAP NEXG4512 Customer Parameter Configuration Aid Service Program Module{0781, 0785}

Usage:

Introduction

The 8C6231 Customer Parameter Configuration Aid is a service program module installed in the 8T8697 Electronic Control Analyzer Programmer (ECAP). It provides assistance to the user in determining values for Customer Specified Parameters programmed into the Electronic Control Module (ECM) of the engine.

This version supports both 3406B/C/E and 3176/B electronic engines.

The user can create new values, load previously saved values from ECAP memory, or read parameters from the ECM.

The program provides for:

* Printing the list of Customer Specified Parameters
* Plotting a split chart showing gear shift points with vehicle speed and engine RPM limits
* Save (store) the values to ECAP memory
* Write (send) the list of Customer Specified Parameters directly to the engine ECM connected to the 8T8697 ECAP.

Reference: Special Instruction ... SEHS8740, Using the 8C9700 Rechargeable Portable Printer Group

Special Instruction ... SEHS8742-01, Using the 8T8697 Electronic Control Analyzer Programmer (ECAP)

Special Instruction ... SEHS8833, Installing the 7X1180 Internal Expansion Board in the 8T8697 ECAP Service Tool

LEKT3166, Specing Cat Electronic Truck Engines

Specifications

Service Program Module Version: 1.2

NOTE: To check the software version, press Shift-Help after moving the cursor to Customer Parameter Configuration Aid from the main menu.

Operating Temperature: 0°C to 70°C

Storage Temperature: -10°C to 85°C

Features

Friendly menu driven user interface with value range checking.

One full specification can be saved to and loaded from 8T8697 ECAP memory.

Customer Specified Parameters can be read from and written to an engine ECM (3406B PEEC or 3176) connected to the 8T8697 ECAP.

The list of Customer Specified Parameters can be printed using the 8T9700 Rechargeable Portable Printer Group or compatible serial interface printer. Refer to SEHS8740.

A Split Chart can be plotted using the 8T9700 Rechargeable Portable Printer Group or compatible serial interface printer. Refer to SEHS8740.

Parameters related to distance may be shown in either English (miles and inches) or Metric (kilometers and millimeters) by making the units selection using the Utility Functions Menu. Refer to SEHS8742-01.

Customer Parameter Configuration Aid Service Program Module Installation

Service programs for use with the 8T8697 Electronic Control Analyzer Programmer (ECAP) are provided through Caterpillar Dealers.

The 8T8697 ECAP will be delivered with utility programs for selecting Metric or English display units and routines for basic communication abilities.

The 8C6231 Customer Parameter Configuration Aid will need to be installed by you to enable the 8T8697 ECAP to provide this function.

When service program updates occur, you will be able to install them the same way.

1. Remove the eight screws (1) holding the cover panel (2) and lift out of case (3).

2. Turn the cover panel (2) over for access to the program module sockets (4) on the component side (5) of the cover panel.

3. Install the Configuration Aid Master SPM in any empty program module socket U45, U46, U47 (4), or U2, U3, or U4 (7) on the expansion board.

4. Install the 7X1180 Internal Expansion Board (6). Refer to SEHS8833.

NOTE: Internal Expansion Board 7X1180 is needed for the Configuration Aid.

5. Install the NEXG4512 Configuration Aid Slave SPM into socket U5 on the 7X1180 Internal Expansion Board (6).

NOTE: The Configuration Aid Slave must be in socket U5 or the Configuration Aid Functions will not operate

If you need to remove a program module from one of these sockets, such as to replace an older version of the 8C6231 Customer Parameter Configuration Aid module, grip it firmly by tabs (8) and lift it out of the socket with a slight rocking motion.


NOTICE

Use only finger pressure to remove or install a program module. The use of any mechanical tool can damage the program module and/or socket. The program modules can be rearranged in the holding sockets. Unless otherwise specified, be sure that the program module in U48 is not disturbed or the 8T8697 ECAP will not operate correctly.


NOTE: The program modules and sockets are keyed so that they can only be inserted in the correct position.

6. Reinstall cover panel (2) into case (3) using eight screws (1).

Power & RS-485 Connectors

The 8T8697 ECAP may be powered by either an AC adapter or from the engine ECM (3406B PEEC or 3176) while using the Customer Parameter Configuration Aid service program.

Use the 8C9705 AC Adapter Module (1) to power the 8T8697 ECAP while in the shop or office area when connection to an engine ECM is not available or desired.

Use the 8T5275 cable (2) to connect the 8T8697 ECAP to the engine ECM when you want to read or write customer specified parameters to and from the ECM.

Connecting 8C9705 AC Adapter

1. Connect the 8C9705 AC Adapter (1) to a 120/240VAC outlet.

2. Make sure the switch (2) is in the correct position for your power source.

3. Connect the remaining end of the 8C9705 AC Adapter (1) to Port #1 (3) on the 8T8697 ECAP (4).

Connection to Truck

If the Truck is not equipped with a Dash Data Link Connector, use Alternate Method below.

1. Connect 8T5275 Cable to Dash Data Link Connector.

2. Connect the opposite end of 8T5275 Cable to Port #1 on ECAP.

NOTE: A Deutsch 6 pin HD to 9 pin HD adapter (7X1686) or an Amp 8 pin CPC to 9 pin Deutsch HD adapter (7X1403) will be required to interface to Dash Data Link Connectors.

Alternate Method

NOTE: Make sure that the engine is STOPPED before performing this procedure.

1. Disconnect 3406/3176 data link connector (1) from truck wiring harness (2).

2. Connect 8T5275 Cable (3) between connectors (1) and (2).

3. Connect the remaining end of 8T5275 Cable (4) to Port #1 on ECAP (5).

RS-232C Printer Connector

This service program can be used with the 8C9700 Rechargeable Portable Printer Group.

It is used to:

* Print screen contents
* Print a list of Customer Specified Parameters
* Plot (print graphically) a Split Chart.

The 8C9700 Rechargeable Portable Printer Group includes a 8C9704 Cable Assembly (1) to connect the 8C9701 Printer (2) to Port #2 of the 8T8697 ECAP (3).

The Port #2 serial printer interface provides XON/XOFF software handshake between the printer and the ECAP.

NOTE: A menu item is provided for printing a list of parameter values. The F6 key can be used to print a copy of the screen display.

Refer to the special instruction SEHS8740 (included with the 8C9700 Rechargeable Portable Printer Group) for connection details or for compatability with other serial interface printers.

Refer to SEHS8742, for the RS-232C Connector Pin definitions.

The default setup, each time the ECAP is activated, for Port #2 is: 1200 Baud rate, No Parity, 8 Data bits, 1 Stop bit.

Refer to SEHS8742, to change these values.

Using the 8C6231 Customer Parameter Configuration Aid

The Customer Parameter Configuration Aid provides an easy to use method for specifying the customer specified parameter values to match the truck configuration.

NOTE: Refer to Special Instruction SEHS8742-01 Using the 8T8697 Electronic Control Analyzer Programmer (ECAP) for using the ECAP.

All of the steps related to specifying the truck configuration and customer parameter values are accessed through a series of menu, list selection, or value entry screens.

NOTE: An Overview map showing the relationship of these steps and their screens is included in this instruction.

The map shows the location at any given time and how to access a specific screen. Refer to Overview Map in this instruction.

Introduction to the ECAP User Interface

The following topics are examples of typical ECAP functions.

Selecting Menu Option

This example describes how to select an option in any ECAP menu screen.

Each option in the menu has a number to the left of the option. An option can be selected in one of two ways:

* Type the number of the option, and press the RETURN key, or
* Use the UP or DOWN arrow keys to position the block cursor on the option number, and press the RETURN key.

In this example, to select "Option Two":

Select item 2 by pressing the DOWN arrow key once, or entering 2.

The block cursor will move to item 2.

Complete the selection by pressing the RETURN key.

To find out more about a menu item before pressing RETURN, Press the SHIFT-HELP key.

A help message will appear on the last line.

Scrolling list with Cursor

Scrolling is the method used to access all of the lines in a list that has more lines than can be displayed on the ECAP at one time.

Scrolling with a cursor (highlight bar) is used when the items in the list are selectable.

The UP and DOWN arrow keys are used to move the cursor through the list.

When the cursor reaches the bottom of the screen, and there are more items in the list ...

... pressing the DOWN arrow key again ...

... will move the screen down to the next item in the list.

The next item down in the list is now at the bottom of the screen and is highlighted by the cursor.

Scrolling list without Cursor

Scrolling is the method used to access all of the lines in a list that has more lines than can be displayed on the ECAP at one time.

Scrolling without a cursor is used when the items in the list are for display only.

The UP and DOWN arrow keys are used to move through the list.

Pressing the DOWN arrow key five times ...

... will move the screen down five positions in the list.

Pressing the UP arrow key twice ...

... will move the screen up two positions in the list.

Moving Cursor between items

When a screen has a block cursor and there are several items on the screen, use the arrow keys (UP, DOWN, RIGHT, LEFT) to position the cursor on the desired item.

Press the RIGHT arrow key once and the DOWN arrow key twice to move the cursor to the High Gears Turn On Speed parameter.

Entering Data Values

The following is an example of how to enter either alphabetic (a-z, A-Z) or numeric (0-9) data values.

NOTE: Some data values are restricted to numeric values only.

When the first key is pressed to enter the new value, the old value will be cleared from the LCD. The first character of the new value will take its place.

Continue entering characters until the new value is complete.

Entries may be edited before RETURN is pressed by pressing the SHIFT-DEL key (the SHIFT and DEL keys at the same time). This will clear one character from the end of the entry each time it is pressed.

When finished entering characters, press the RETURN key.

A message will appear on the LCD if the maximum allowed number of characters is exceeded.

Selecting Data Values

For parameters which have only two or more possible values, (e.g. OFF, WARNING, DERATE, SHUTDOWN), selecting is the process of changing the parameter from the current value to another value (e.g. from OFF to SHUTDOWN).

With the cursor on the data value to be changed ...

Press the SPACE bar three (3) times. The new value is displayed.

To program the new value in the ECM, press RETURN.

Learn/Do Key Programming

The F5 key can be used to initiate a user-defined sequence of key presses.

The sequence is stored even when power is removed from the ECAP.

To store a key press sequence, press SHIFT-F5 (press the F5 key while holding down the SHIFT key). The bottom line of the ECAP will display the message LEARN = ON.

Next, press the keys in the sequence to be stored, one at a time.

Press SHIFT-F5 again when finished entering key presses. The ECAP will display LEARN = OFF.

Press the F5 key to execute the stored sequence.

Main Menu

When power is applied to the ECAP it will first display an identifying title screen.

It will then present the main menu listing all of the major functions provided by the service program modules installed.

One of the functions listed will be the Customer Parameter Configuration Aid.

Select it from the menu list (please see Selecting Menu Option, in this manual).

Once selected, start the Customer Parameter Configuration Aid program by pressing RETURN.

NOTE: 3406B PEEC Functions is shown for example purposes only, it is not included with the 8C6231 Customer Parameter Configuration Aid.

If the main menu appears but the Parameter Configuration Aid is not one of the items, refer to Service Program Module Installation in this instruction.

Customer Parameters Specification Menu

This menu provides access to the functions which allow you to specify the configuration and parameter values for the truck.

These include:

1 Create your own Specification: Creates a specification of configuration and customer parameter values for the truck by stepping through a sequence of menus and value entry screens.

If you have already entered configuration or parameter values, through any of these three options, and have not returned to the Main Menu, this allows you to modify existing selections and values.

2 Load Specification from ECAP Memory: Loads a specification of configuration and customer parameter values from 8T8697 ECAP memory that were previously saved.

3 Read Customer Parameters from ECM: Reads the customer specified parameters from the ECM and specify the configuration for your truck.

When the parameters have been specified using any of the items from the list above, several options are available to perform on them. Refer to Customer Parameter Options Menu in this instruction.

Returning to the Main Menu causes all configuration or parameter values to be initialized to default values.

Return to the Main Menu to start a completely new specification.

Example: To load a specification from 8T8697 ECAP memory, select item 2 by pressing the Down arrow key once or entering 2. The block cursor will move to item 2.

* Press RETURN to confirm selection.

The program proceed to the Customer Parameter Options Menu.

Create your own Specification

This function can specify a new truck configuration and customer parameter values.

If you have already entered configuration or parameter values, and have not returned to the Main Menu, this allows you to modify the existing specification.

Selections and values are entered through a sequence of menus and value entry screens.

At any point in this sequence, the PREVIOUS SCREEN key can be used to move back through the sequence in reverse order.

Pressing PREVIOUS SCREEN from a menu or value entry screen returns you to the previous menu.

Engine Model Selection Menu

This menu provides access to the functions which allows selection of the desired engine model and rating.

These include:

1- CAT 3406 B: Choose the 3406B model and proceed to the Engine Rating Selection.
2- CAT 3406C: Choose the 3406C model and proceed to the Engine Rating Selection.
3- CAT 3406E: Choose the 3406E model and proceed to the Engine Rating Selection.
4- CAT 3176: Choose the 3176 model and proceed to the Engine Rating Selection.
5- CAT 3176B: Choose the 3176B model and proceed to the Engine Rating Selection.
6- Custom Engine Specification: Selects an engine model and enter a custom engine rating.

NOTE: Custom Engine Specification should only be used to enter an engine rating that is valid for the Personality Module on the truck, but could not be found in the Engine Rating Selection list.

Example: If the truck has a 3176 engine, select item 4 by pressing the DOWN arrow key once or entering 4. The cursor will move to item 4.

* Press RETURN to confirm selection.

Engine Rating Selection

This function allows selection of the desired engine rating.

Selection of an engine rating is made from a list of available engine ECM ratings described by Rated Power and Rated Peak Torque at Specified Engine RPM.

Select a rating by positioning the cursor (indicated by reverse screen characters), using the UP arrow and DOWN arrow key(s), on the desired item in the list.

For an explanation of scrolling, refer to Scrolling list with Cursor, in this manual.

* Press RETURN to confirm selection.

NOTE: The list of ratings only includes engine ratings for the selected engine model. If an engine rating is not listed that is on the Personality Module, press PREVIOUS SCREEN to return to the Engine Model Selection Menu and select Custom Engine Specification.

The program then proceeds on to the Rear Axle Ratio Selection Menu.

Custom Engine Specification

This function provides the user with two screens, which specify a custom engine model and rating.

NOTE: Custom Engine Specification should only be used to enter an engine rating that is valid for the Personality Module on the truck, but could not be found in the Engine Rating Selection list.

Custom Engine Model Selection

This screen lists all engine models that the Customer Parameter Configuration Aid program currently supports.

Select an engine model by positioning the cursor (indicated by reverse screen characters), using the UP arrow and DOWN arrow key(s), on the desired item in the list.

* Press RETURN to confirm the selection.

The program then proceeds on the Custom Engine Rating Entry screen.

Custom Engine Rating Entry

This screen enters values for Rated Power at specified Engine Speed, Minimum Top Engine Limit RPM, Peak Torque at specified Engine Speed.

The current values for these parameters are shown. These may be the default values or ones that were entered previously.

To change the value of one of the parameters:

Move to the parameter by pressing the UP or DOWN arrow key(s) (please see Moving Cursor between Items, in this manual).

Enter a new value (please see Entering Data Values, in this manual).

On the last parameter, pressing RETURN will make the program continue on to the Rear Axle Ratio Selection Menu.

Rear Axle Ratio Selection Menu

This menu provides access to functions for selecting a standard rear axle ratio or for entering a custom rear axle ratio.

These include:

1- Standard Axle Ratio: Selects a desired rear axle ratio from a list of standard ratios.
2- Custom Axle Ratio: Enters a specific non-standard rear axle ratio.

Example: If the truck has a custom rear axle ratio, select item 2 by pressing the DOWN arrow key once or entering 2. The cursor will move to item 2.

* Press RETURN to confirm selection.

Rear Axle Ratio Selection

This function selects the desired rear axle ratio. Selection of an rear axle ratio is made from a list of standard rear axle ratios.

Select a rear axle ratio by pressing the UP or DOWN arrow keys (please see Scrolling list with Cursor, in this manual), and pressing RETURN to confirm selection.

The program then proceeds on to the Transmission Type Selection Menu.

Custom Rear Axle Ratio Entry

This function enters the specific non-standard rear axle ratio for the truck.

To change the parameter value, enter in the new value (please see Entering Data Values, in this manual).

NOTE: Use this function carefully. No range checking is done on the value entered. Inappropriate values may produce unpredictable results.

The program then proceeds on to the Transmission Type Selection Menu.

Transmission Type Selection Menu

This menu provides access to functions for selecting standard transmission by manufacturer or for entering a custom transmission.

These include:

1- Fuller: Select a transmission from a list of transmissions manufactured by Fuller, appropriate for the selected engine.
2- Spicer: Select a transmission from a list of transmissions manufactured by Spicer, appropriate for the selected engine.
3- Rockwell: Select a transmission from a list of transmissions manufactured by Rockwell, appropriate for the selected engine.
4- Navistar: Select a transmission from a list of transmissions manufactured by Navistar, appropriate for the selected engine.
5- Custom Transmission: Enter custom transmission information.

Example: If the truck has a Spicer transmission, select item 2 by pressing the DOWN arrow key once or entering 2. The cursor will move to item 2.

* Press RETURN to confirm selection.

Transmission Model Selection

This function selects the desired transmission from the models appropriate for the selected engine (Spicer is shown).

Select a transmission model by positioning the cursor (indicated by reverse screen characters), using the UP arrow and DOWN arrow key(s), on the desired item in the list.

For an explanation of scrolling, refer to Scrolling list with Cursor, in this instruction.

* Press RETURN to confirm selection.

The program then proceeds on to the Tire Type Selection Menu.

Custom Transmission Gear Ratio Entry

This function enters the information which will specify a custom transmission.

This information includes the number of gears in the transmission and the specific gear ratios for each gear.

Enter each value using the numeric key(s), then press RETURN.

When the RETURN key is pressed, the cursor (indicated by reverse screen characters), will move on to the next value.

To go back to a previous value, use the UP arrow key, use the DOWN arrow key to move ahead to the next one.

For an explanation of scrolling, refer to Scrolling list with Cursor, in this instruction.

When the last gear ratio, as indicated by the number of gears specified, has been entered, the program then continues on to the Tire Type Selection Menu.

Tire Type Selection Menu

This menu provides access to functions for selecting standard tires by type or for specifying custom tires.

These include:

1 Radial: Selects a tire size from a list of standard Radial tires.
2 Bias: Selects a tire size from a list of standard Bias tires.
3 Custom, Loaded Tire Radius: Enter the loaded tire radius for a custom tire.
4 Custom, Tire Revolutions/Mile: Enter the number of tire revolutions per mile for a custom tire.

Example: If the truck has Bias tires, select item 2 by pressing the DOWN arrow key once or entering 2. The cursor will move to item 2.

* Press RETURN to confirm selection.

Radial Tire Size Selection

This function allows selection of the desired tire size from the available Radial tires

Select a tire size by positioning the cursor (indicated by reverse screen characters), using the UP arrow and DOWN arrow key(s), on the desired item in the list.

For an explanation of scrolling, refer to Scrolling List with Cursor, in this instruction.

* Press RETURN to confirm selection.

The program then proceeds on to the Transmission Input to ECM Menu.

Bias Tire Size Selection

This function allows selection of the desired tire size from the available bias tire sizes.

Select a tire size by positioning the cursor (indicated by reverse screen characters), using the UP arrow and DOWN arrow key(s), on the desired item in the list.

For an explanation of scrolling, refer to Scrolling List with Cursor, in this instruction.

* Press RETURN to confirm entry.

The program then proceeds on to the Transmission Input to ECM Menu.

Custom, Loaded Tire Radius Entry

This function enters the custom tire loaded radius.

This value is then used to determine the number of tire revolutions per mile (which will effect all vehicle speed related calculations).

To change the parameter value, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

* Press RETURN to confirm entry.

NOTE: Use this function carefully. No range checking is done on the value that is entered. Inappropriate values may produce unpredictable results.

The program then proceeds on to the Transmission Input to ECM Menu.

Custom, Tire Revolutions / Mile Entry

This function enters the custom number of tire revolutions per mile (which will effect all vehicle speed related calculations).

To change the parameter value, enter a new value using the numeric key(s) (please see Entering Data Value, in this manual).

* Press RETURN to confirm entry.

NOTE: Use this function carefully. No range checking is done on the value that is entered. Inappropriate values may produce unpredictable results.

The program then proceeds on to the Transmission Input to ECM Menu.

Transmission Input to ECM Menu

This menu provides access to functions for indicating the type of transmission input to the ECM.

These include:

1 Typical Transmission: Indicates that the truck has a standard 16 tooth gear for the vehicle speed signal input to the ECM.
2 Custom, # Chopper Teeth: Enters the number of teeth on a custom gear for the vehicle speed signal input to the ECM.

NOTE: Most speed signal (chopper) gears are a 16 tooth design. However, some manufacturers may use a different design (number of teeth). Make sure you know the number of teeth on the chopper wheel being used before selecting a Custom Transmission input method.

3 Custom, Pulses / mile: Enters the number of pulses produced by a custom gear, per mile, for the vehicle speed signal input to the ECM.

NOTE: If you calculated this value yourself, make sure you have used the correct values for:

* Number of chopper teeth
* Tire RPM / Mile
* Rear axle ratio

Example: If the truck has a standard transmission input gear, confirm the selection of item 1 by pressing RETURN.

Typical Transmission

This function uses a standard 16 tooth gear to calculate the value for the Vehicle Speed Calibration parameter.

The program then continues on to the Vehicle Speed Parameters Menu.

Custom, # Chopper Teeth Entry

This function enters the number of Chopper teeth on the vehicle speed signal gear.

NOTE: Choose this value carefully because it effects the Vehicle Speed Calibration parameter and thus the Vehicle Speed indicated to the ECM.

The current value for this parameter is shown. This may be the default value or one that was entered previously.

To change the parameter value, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

* Press RETURN to confirm entry.

The program then continues on to the Vehicle Speed Parameters Menu.

Custom, Pulses / Mile Entry

This function enters the number of Pulses per mile generated by the speed signal gear.

NOTE: Choose this value carefully because it effects the Vehicle Speed indicated to the ECM.

The current value for this parameter is shown. This may be the default value or one that has been entered previously.

To change the parameter value, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

* Press RETURN to confirm entry.

The program then continues on to the Vehicle Speed Parameters Menu.

Vehicle Speed Parameters Menu

This menu provides access to functions for specifying the vehicle speed parameters of the truck.

These include:

1- Set Vehicle Speed Parameters: Enters a vehicle speed limit for the truck below its physical maximum.
2- No Vehicle Speed Parameters: Indicates that no vehicle speed limiting is desired.

Example: To limit the vehicle speed of your truck, confirm item 1 by pressing RETURN.

Set Vehicle Speed Parameters Entry

This function enters values for Vehicle Speed Limit, Engine Speed at Vehicle Speed Limit, Tachometer Calibration, and Soft Vehicle Speed Limit.

The current values for these parameters are shown along with the physical maximum and the typical values. The current values may be the default values or ones that were entered previously.

To change a parameter value, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

* Press RETURN to confirm entry.

NOTE: Use this function carefully. No range checking is done on the values that is enter. Inappropriate values may produce unpredictable results.

The cursor will move to the next parameter on the LCD or if on the last parameter, the program then continues on to the Cruise Control Menu.

No Vehicle Speed Parameters

This function assigns the following values to the vehicle speed parameters which indicate that such parameters are not desired.

For Vehicle Speed Limit, this value is 127 MPH.

For Tachometer Calibration, this value is 113 PPR.

For Soft Vehicle Speed Limit, this choice is OFF.

The program then continues on to the Cruise Control Menu.

Cruise Control Menu

This menu provides access to functions for specifying values for the Cruise Control parameters.

These include:

1- Cruise Control: Enters values for the Cruise Control parameters.
2- No Cruise Control: Indicates that no Cruise Control is desired.

Example: If you wish to use the Cruise Control feature, confirm item 1 by pressing RETURN.

Cruise Control Parameters Entry

This function enters the values for High and Low Cruise Control speed Set Limits, Cruise Switch Configuration, and Soft Cruise Control.

The current values for these parameters are shown along with typical values. The current values may be the default values or ones that were entered previously.

To change either High or Low Cruise Set Speed parameters value, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

For the Cruise Switch Configuration or the Soft Cruise Control parameters, choose the desired selection (please see Selecting Data Values, in this manual).

* Press RETURN to confirm entry.

The cursor will move to the next parameter on the LCD or if on the last parameter, the program then continues on to the Engine RPM Limits Menu.

No Cruise Control

This function assigns values to the Cruise Control values which indicate that the features are not desired.

For both the High and Low Cruise Control Speed Set Limits, these values are 127 MPH.

For the Cruise Switch Configuration, the value is SET/ACCEL-RES/DECEL.

For Soft Cruise Control, this value is OFF.

The program then continues on to the Engine RPM Limits Menu.

Engine RPM Limits Menu

This menu provides access to functions for specifying the engine RPM limits for the truck.

These include:

1 Engine RPM Limits: Enters the values for the Engine RPM Parameters.
2 No Engine RPM Limits: Indicates that no Engine RPM Limits are desired.

Example: To limit the Top Engine RPM of your truck, confirm item 1 by pressing RETURN.

Engine RPM Limits Entry

This function enters the values for Top Engine Limit, Top Engine Limit Overrun, and Low Idle Engine RPM.

The current value for this parameter is shown along with a typical value.

The current value may be the default value or one that was entered previously.

To change Top Engine Limit or the Low Idle Engine RPM parameters values, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

For the Top Engine Limit Overrun parameter, choose the desired selection (please see Selecting Data Values, in this manual).

* Press RETURN to Confirm entry.

The program then continues on to the High Gears Engine RPM Limit Menu.

No Engine RPM Limits

This function adds twenty (20) to the Rated Engine RPM and assigns this value to the Top Engine Limit.

For Top Engine Limit Overrun, this choice is OFF.

For Low Idle Engine RPM, this value is 700.

The program then continues on to the High Gears Engine RPM Limit Menu.

High Gears Engine RPM Limit Menu

This menu provides access to functions for specifying the High Gears Engine RPM Limits for the truck.

These include:

1- High Gears Engine RPM Limit: Enters the High Gears Engine RPM Limit for the truck.
2- No High Gears Engine RPM Limit: Indicates that no High Gears Engine RPM Limit is desired.

Example: To use the High Gears Engine RPM Limit, confirm item 1 by pressing RETURN.

High Gears Engine RPM Limit Entry

This function allows entering the values for the High Gears Engine RPM Limit.

The current values for these parameters are shown along with typical values and the vehicle speed at which the high gears engine RPM limit takes effect.

The current values may be the default values or ones that have been entered previously. The vehicle speed, labeled HiGr Spd, is calculated from these current values.

To change a parameter value, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

* Press RETURN to Confirm entry.

The cursor will move to the next parameter on the LCD. If on the last parameter, the program will prompt: "Press RETURN to accept values, any other key to enter new values."

* Press RETURN to confirm entries, or any other key to enter new values.

Pressing RETURN causes the program to continue on to the Low Gears Engine RPM Limit Menu. Any other key will move the cursor to the first parameter on the screen.

No High Gears Engine RPM Limit

This function assigns values to the High Gears Engine RPM Limit values which indicate that the feature is not desired.

These values are the Rated Engine RPM for the High Gears Engine RPM and zero for the High Gear Limited.

The program then continues on to the Low Gears Engine RPM Limits Menu.

Low Gears Engine RPM Limits Menu

This menu provides access to functions for specifying the Low Gears Engine RPM Limits for the truck.

These include:

1- Two Lower Gears Engine RPM Limits: Enters both the Low Gears #1 and Low Gears #2 Engine RPM Limits for the truck.
2- One Lower Gears Engine RPM Limit: Enters only the Low Gears #1 Engine RPM Limit for the truck.
3- No Lower Gears Engine RPM Limit: Indicates that no Low Gears Engine RPM Limit is desired.

Example: To use one Low Gears Engine RPM Limit, move to item 2 by pressing the DOWN arrow key once or the 2 key.

*Press RETURN to Confirm selection.

Two Low Gears Engine RPM Limits Entry

This function enters the values for both Low Gears Engine RPM Limits.

The current values for these parameters are shown along with typical values and the vehicle speeds at which the low gears engine RPM limits take effect.

The current values may be the default values or ones entered previously. The vehicle speeds, labeled LoGr#1 Spd and LoGr#2 Spd, are calculated from these current values.

To change a parameter value, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

* Press RETURN to Confirm entry.

The cursor will move to the next parameter on the LCD. If on the last parameter, the program will prompt: "Press RETURN to accept values, any other key to enter new values."

* Press RETURN to confirm entries, or any other key if you want to enter new values.

Pressing RETURN causes the program to continue on to the PTO Control Menu. Any other key will move the cursor to the first parameter on the screen.

One Low Gears Engine RPM Limit Entry

This function enters the values for only one Low Gears Engine RPM Limit.

Refer to the Two Low Gears Engine RPM Limits Entry for operation of this function.

No Low Gears Engine RPM Limit

This function assigns values to the Low Gears Engine RPM values which indicate that the feature is not desired.

These values are the Rated Engine RPM for the Low Gears Engine RPM and zero for the Low Gear Limited.

The program then continues on to the PTO Control Menu.

PTO Control Menu

This menu provides access to functions for specifying values for the PTO Control parameters.

These include:

1- PTO Control: Enters values for the PTO Control parameters.
2- No PTO Control: Indicates that no PTO Control is desired.

Example: To use the PTO Control feature, confirm item 1 by pressing RETURN.

PTO Control Limits Entry

This function enters the PTO Vehicle Speed Limit, PTO Engine RPM Limit, and PTO Engine Speed Ramp Rate.

The current values for these parameters are shown along with typical values. The current values may be the default values or ones that you have entered previously.

To change a parameter value, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

* Press RETURN to confirm entry.

The cursor will move to the next parameter on the LCD or if on the last parameter, the program then continues on to the Timer Parameters Menu.

No PTO Control

This function assigns values to the PTO Control Limit parameters which indicate that the feature is not desired. These values are 0 MPH (0 km/h) for the PTO Mode Vehicle Speed Limit and 0 RPM for the PTO Mode Engine RPM Limit value.

The program then continues on to the Timer Parameters Menu.

Timer Parameters Menu

This menu provides access to functions for specifying the Idle Shutdown Time and the A/C Fan-On Time parameters for the truck.

These include:

1 Set Timer Parameters: Enters the value for the Idle Shutdown Time and A/C Fan-On Time.
2 No Timer Parameters: Indicates that no Idle Shutdown Timer and no A/C Fan-On Timer is desired.

Example: To limit the continuous idle time of the truck, confirm item 1 by pressing RETURN.

NOTE: If the ECM of a PEEC engine does not have this feature, the menu will still appear, but the program will not write the value to the ECM.

Timer Parameters Entry

This function enters the value for the Idle Shutdown Timer and the A/C Fan-On Timer.

The current values for these parameters are shown along with a typical values. The current value may be the default value or one that was entered previously.

To change the parameter value, enter a new value using the numeric key(s) (please see Entering Data Values, in this manual).

* Press RETURN to Confirm entry.

If the selected engine model is the 3406B PEEC, the program then continues on to the Customer Parameters Option Menu. If the selected engine model is the 3176, 3176B, 3406C, or 3406E, the program then continues on to the Engine Retarder Mode Selection Menu.

No Timer Parameters

This function assigns the value of 0 Minutes to the Idle Shutdown Time parameter and 0 Seconds to the A/C Fan-On Time Parameter, which indicates that the features are not desired.

If the selected engine model is the 3406B PEEC, the program then continues on to the Customer Parameters Option Menu. If the selected engine model is the 3176, 3176B, 3406C, or 3406E, the program then continues on to the Engine Retarder Mode Selection Menu.

Engine Retarder Mode Selection Menu

This menu specifies the Engine Retarder Mode for the truck.

There are only two choices:

1 Set to COAST Mode: Selects the COAST mode for the Engine Retarder.
2 Set to LATCHED Mode: Selects the LATCHED mode for the Engine Retarder.

NOTE: This menu will not appear if the 3406B PEEC engine model has been selected.

Example: To set the engine retarder to the COAST mode, confirm item 1 by pressing RETURN.

The program then continues on to the Engine Monitoring Parameters Menu.

Engine Monitoring Parameters Menu

This menu provides access to functions for specifying choices for Engine Monitoring parameters.

These include:

1- Set Engine Monitoring: Chooses selections for Engine Monitoring.
2- No Engine Monitoring: Indicates that no Monitoring is desired.

Engine Monitoring Parameters Entry

This function allows selections for Engine Monitoring Mode and Coolant Level Sensor.

The current values for these parameters are shown along with typical values.

The current values may be the default values or ones that were entered previously.

To change the value of one of the parameters, move to the parameter by pressing the UP or DOWN arrow keys (please see Moving Cursor between Items, in this manual).

The current values for these parameters are shown.

Then choose the desired selection (please see Selecting Date Values, in this manual).

If on the last parameter, pressing RETURN will make the program continue on to the Customer Parameters Option Menu.

No Engine Monitoring

This function assigns selections to the Engine Monitoring Parameters which indicate that the features are not active.

These selection are OFF for the Engine Monitoring Mode and DISABLE for the Coolant Level Sensor.

The program then continues on to the Customer Parameters Option Menu.

Load Specification from ECAP Memory

This function loads a specification of configuration and customer parameter values from 8T8697 ECAP memory that were saved previously.

If there is no previously saved data or if another Service Program Module uses the memory space which contains the specification, a message will appear stating that there is no valid data stored for this application.

NOTE: There are no other Service Program Modules which save data in the same area of the 8T8697 ECAP memory at this time. If future Service Program Modules are released which make use of this feature, you will be informed of possible memory conflicts at that time.

The program then continues on to the Customer Parameters Options Menu.

Read Customer Parameters from ECM

This function reads the customer specified parameters that have been programmed into the engine (3406B PEEC, 3406C, 3406E, 3176, or 3176B) to which you have connected the ECAP.

Refer to Cables and Adapter Installation, in this instruction, for making this connection.

The progress of the function is indicated by a message at the bottom of the LCD which states that it is Reading followed by a period (.) character as each parameter is read.

It then steps through a sequence of selections for:

1- Rear Axle Ratio
2- Transmission
3- Tires
4- Speed Signal input to the ECM.

Refer to the appropriate sections in this instruction for details on how these functions operate.

The program then continues on to the Customer Parameters Options Menu.

Customer Parameter Options Menu

This menu provides access to functions which provide various options for the customer parameters.

These include:

1 Review/Modify Customer Parameters: Review and modify the Customer Specified Parameters that have been entered.
2 Print Parameters: Prints the list of customer specified parameters to the LCD screen or to a printer connected to Port #2.

Refer to SEHS8740.

3 Plot Split Chart: Plots (print graphically) the standard split chart showing gear shift points along with engine RPM and vehicle speed limits on a printer connected to Port #2.

Refer to SEHS8740.

4 Save Specification to ECAP Memory: Save the current specification of configuration and customer parameter values to 8T8697 ECAP memory for later use.
5 Define passwords and Vehicle Id: Define the customer passwords and the vehicle id for this truck.
6 Write Parameters to ECM: Write the current list of customer specified parameters to the ECM of the engine connected to the ECAP.

These functions are used to review and modify customer parameters and to document the limit settings and their effect on the truck's road performance.

To modify the configuration parameters for a truck (engine, transmission, axle ratio, tires, etc.), press the PREVIOUS SCREEN key.

The program will ask to start the specification sequence over.

Answering Y or y (for yes) will cause the program to return to the Customer Parameters Specification Menu.

To start the entire specification sequence over again, press the MAIN MENU key.

The program will ask to start the specification sequence over.

Answering Y or y (for yes) will cause the program to return to the Main Menu.

NOTE: The current specification will be lost unless it has been saved to memory.

Refer to Save Specification to ECAP Memory in this instruction.

Example: To save the specification to memory, select item 4 by pressing the DOWN arrow key three times or entering 4. The block cursor will move to item 4.

* Press RETURN to confirm selection.

Review/Modify Customer Parameters

This function allows reviews and modifies the values of customer parameters that have been entered.

The parameters are arranged in a list that is 26 lines long. The LCD is capable of displaying only six lines from the list at one time.

To view other lines, move the cursor to the item using the UP arrow and DOWN arrow key(s) (please see Scrolling list with Cursor, in this manual).

To modify a parameter, press the RETURN key when the cursor is located on the line for that parameter.

This will cause the function to display the appropriate limit or feature selection menu and entry screens.

Example: To modify the PTO Mode Vehicle Speed Limit, move to that item in the list by pressing the DOWN arrow key 10 times. Press RETURN to access the function for modifying the PTO Mode Vehicle Speed Limit value.

Print Parameters

This Menu provides access to functions for printing the list of customer specified parameters is to be.

These include:

1 Print on Port #2 printer: Prints the list of parameters on a printer connected to Port #2.
2 Review on the LCD Screen: Reviews the list of parameters on the LCD screen.

Example: To review the list of customer specified parameters on a LCD, select item 2 by pressing the DOWN arrow key once or the 2 key. The block cursor will move to item 2.

* Press RETURN to confirm selection.

Print on Port #2 Printer

This function prints all of the customer specified parameters on a printer connected to Port #2 of the 8T8697 ECAP.

Refer to Cables and Adapter Installation, in this instruction, to connect the printer to the 8T8697 ECAP.

Stop the printing of the parameter list at any time by pressing any key on the keyboard.

Review on the LCD Screen

This function reviews the list of customer specified parameters on the LCD screen.

The list is made up of 39 lines of text.

The LCD can only display six lines from the list at one time.

To see the other parameters, use the UP arrow and DOWN arrow key(s) to move up and down through the list.

For an explanation of scrolling, refer to Scrolling list without Cursor, in this instruction.

Each time one of the arrow keys is pressed, the list position is shifted one line.

Plot Split Chart

This function plots (print graphically) the standard split chart. This chart shows the shift points for each transmission gear along with the engine and vehicle speed limits.

This function will only operate with a printer connected to Port #2 of the ECAP. This printer must be the 8C9701 Printer or a compatible printer.

Refer to SEHS8740 and Cables and Adapter Installation, in this instruction, to connect printer to the ECAP.

Stop the plotting of the split chart at any time by pressing any key on the keyboard.

An example split chart plot is included on the following page.

Example Plot

The following is a sample of a printed split chart when the truck is equipped with:

* Engine: 3406B PEEC
* Transmission: Fuller RTO-11609A
* Tires: 275/80R 22.5 LP
* Rear Axle Ratio: 3.90

Explanation:

1 PTO Engine RPM Limit
2 PTO Vehicle Speed Lim
3 Low Gears #1 Engine RPM Limit
4 Low Gears #1 Turn Off Speed
5 Low Gears #2 Engine RPM Limit
6 Low Gears #2 Turn Off Speed
7 Top Engine Limit
8 High Gears Turn On Speed
9 High Gears Engine RPM Limit
10 Low Cruise Control Speed Set Limit
11 High Cruise Control Speed Set Limit
12 Vehicle Speed Limit

Save Specification to ECAP Memory

This function saves one specification of configuration and customer parameter values to 8T8697 ECAP memory.

The specification is then available for use at a later time. The 8T8697 ECAP is capable of storing this data indefinitely.

NOTE: There are no other Service Program Modules which save data in the same area of the 8T8697 ECAP memory at this time.

If future Service Program Modules are released which make use of this feature, you will be informed of possible memory conflicts at that time.

Define Passwords and Vehicle Id

This function enters the values for customer passwords and the vehicle id.

The customer passwords are used for display in the parameter list and may need to be used to write parameters to the ECM (item six in the Customer Parameters Options Menu).

If no customer passwords have been programmed into the ECM, customer parameters can be written to the ECM without entering any passwords on this screen.

To program customer passwords into the ECM, enter the passwords on this screen, and then write parameters to the ECM.

If customer passwords have been programmed into the ECM, they will need to be entered here to write parameters to the ECM.

NOTE: Existing customer passwords in the ECM cannot be modified using the Customer Parameter Configuration Aid.

The current values for customer passwords will be the values that were entered, not the values of existing passwords in the ECM.

The current value for the vehicle ID may be what has been read from the ECM (item 3 in the Customer Parameter Specification Menu) or what was entered previously.

To change a parameter value, move the cursor (indicated by reverse screen characters), to the desired parameter to be changed and enter a new value (please see Entering Data Values, in this manual).

* Press RETURN to confirm entries.

The cursor will move to the next parameter.

Write Parameters to ECM

This function is used to write all of the customer specified parameters to the ECM.

These include:

Engine Rating Selection

Vehicle Id

Vehicle Speed Calibration

Vehicle Speed Limit

Engine RPM at Vehicle Speed Limit

Tachometer Calibration

Soft Vehicle Speed Limit

High Cruise Control Speed Set Limit

Low Cruise Control Speed Set Limit

Cruise Switch Configuration

Soft Cruise Control

Engine Retarder Mode (not in 3406B)

PTO Mode Vehicle Speed Limit

PTO Mode Engine RPM Limit

PTO Engine Speed Ramp Rate

Low Gears #1 Engine RPM Limit

Low Gears #1 Turn Off Speed

Low Gears #2 Engine RPM Limit

Low Gears #2 Turn Off Speed

High Gears Engine RPM Limit

High Gears Turn On Speed

Top Engine Limit

Top Engine Limit Overrun

Low Idle Engine RPM

Idle Shutdown Timer

A/C Fan-On Time

Engine Monitoring Mode

Coolant Level Sensor

Password No. 1

Password No. 2

The function will first find out if any customer passwords have been entered into the ECM that is connected.

If there are currently none, and you have entered values for them (using item 5 from the Customer Parameters Options Menu), it will ask you if you want to change the ECM passwords to the values you have entered.

If Y or y (for yes) is entered, the new passwords as well as the rest of the parameters are written (sent) to the ECM.

If N or n (for no) is entered, all of the parameters except the new passwords will be written (sent) to the ECM.

If passwords have been programmed into the ECM, and they are different from those in the parameter list, you will receive an error message and must enter the proper passwords (using item 5 - Define Passwords and Vehicle Id from the Customer Parameters Options Menu) before this function will operate.

If the passwords match those in the parameter list, the rest of the parameters will be written (sent) to the ECM.

The progress of the function is indicated by a message at the bottom of the LCD which states that it is Writing followed by a period (.) character as each parameter is written (sent).

Error Messages

The following chart reflects the possible errors, displayed on the ECAP screen, which may occur during the operation of the NEXG4512 Customer Parameter Configuration Aid Service Program Module. The messages are in alphabetical order, by the first word of the message.

The first column is the error message displayed, the second column is a description of the problem (if not explained in the error message) and the third column is the action which you should take to correct the error.

Service

Units less than one year old will be repaired under warranty (except for abuse). The cost of out-of-warranty repairs will be charged to the owner. Contact Caterpillar Service Technology Group for details.

Use the following list to direct troubleshooting questions and/or information on service and warranty.

Phone - Toll Free Numbers

Outside Illinois ... 1-800-542-8665

Inside Illinois ... 1-800-541-8665

Canada ... 1-800-523-8665

Mail

Caterpillar Service Technology Group
Attn: Tool Repair
100 NE Adams St., AH9010
Peoria, IL 61629-9010

Telex

Number 404435

Attn: Caterpillar Service Technology Group

Overview Map

Caterpillar Information System:

Installing the 7X1180 Internal Expansion Board in the 8T8697 ECAP Service Tool{0781, 0782} Installing the 7X1180 Internal Expansion Board in the 8T8697 ECAP Service Tool{0781, 0782}
Installation of 1U5495 Latch Group on Large Duo-Cone Seal Installers{0600, 0700, 7561} Installation of 1U5495 Latch Group on Large Duo-Cone Seal Installers{0600, 0700, 7561}
Installation of 9Y1669 Turbo Kit{1052} Installation of 9Y1669 Turbo Kit{1052}
Procedure For Welding J-Series Flush Mount, Bottom Strap, And Two Strap Adapters To Bucket Base Edges{6803} Procedure For Welding J-Series Flush Mount, Bottom Strap, And Two Strap Adapters To Bucket Base Edges{6803}
Using the Digital Diagnostic Tool (DDT) NEXG4511 Industrial Engine Service Program Module{0781, 0782} Using the Digital Diagnostic Tool (DDT) NEXG4511 Industrial Engine Service Program Module{0781, 0782}
Installation of Tapered Dowel Pins for Marine Gear Mounting Brackets{3300} Installation of Tapered Dowel Pins for Marine Gear Mounting Brackets{3300}
Installation of 3508 and 3512 Engines in General Electric (G.E.) U6B and U10B Locomotives{1000} Installation of 3508 and 3512 Engines in General Electric (G.E.) U6B and U10B Locomotives{1000}
Installation of 0R2077 Remanufactured Short Block Group{1200} Installation of 0R2077 Remanufactured Short Block Group{1200}
Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260} Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}
Installation of Service Replacement Cylinder Block Group{1201} Installation of Service Replacement Cylinder Block Group{1201}
Installation Of 4N9001 And 4N9002 Connecting Rods{1218} Installation Of 4N9001 And 4N9002 Connecting Rods{1218}
Using the 9U-5219 Tool Group{776} Using the 9U-5219 Tool Group{776}
Installation and Wear Inspection of Duo-Cone Seals with Formed Steel Seal Rings{7555} Installation and Wear Inspection of Duo-Cone Seals with Formed Steel Seal Rings{7555}
Using the 1U6602 Photo-Tach Group{0775} Using the 1U6602 Photo-Tach Group{0775}
Installation of Service Replacement Woodward Governor Group{1264} Installation of Service Replacement Woodward Governor Group{1264}
Assembly of Multiple Row Modules on Folded Core Radiators{1353} Assembly of Multiple Row Modules on Folded Core Radiators{1353}
Installing the VR3 Voltage Regulator On SR4 Generators{4467} Installing the VR3 Voltage Regulator On SR4 Generators{4467}
Using the 1U7326 Governor Calibration Bench{1264, 0778} Using the 1U7326 Governor Calibration Bench{1264, 0778}
Installation of 9Y3499 Fuel Line Clamps Parts Kit{1252} Installation of 9Y3499 Fuel Line Clamps Parts Kit{1252}
Using the Caterpillar Fuel Flow Monitor System{0782, 1000, 1250} Using the Caterpillar Fuel Flow Monitor System{0782, 1000, 1250}
Using the NEXG4507 3176 Truck Functions ECAP Service Program Module{0781, 0782} Using the NEXG4507 3176 Truck Functions ECAP Service Program Module{0781, 0782}
Installation of the Step Buffer Seal Assembly, the U-Cup Seal, and the Double Lip Wiper Seal in Hydraulic Cylinders{7555, 7562} Installation of the Step Buffer Seal Assembly, the U-Cup Seal, and the Double Lip Wiper Seal in Hydraulic Cylinders{7555, 7562}
Using the 1U5470 Engine Pressure Group{0781} Using the 1U5470 Engine Pressure Group{0781}
Use of 1U5753 Seal Starter Tool to Install Recoil Bearing Seals{0729, 4151} Use of 1U5753 Seal Starter Tool to Install Recoil Bearing Seals{0729, 4151}
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