993K Wheel Loader Power Train Caterpillar

Advisor

Illustration 1	g01619390
Typical screen of Advisor for accessing diagnostics

Perform the following in order to access the Diagnotics screen from the Service Menu:

1. Use the appropriate Arrow button in order to highlight the Diagnostics option.

2. Press the "OK" button in order to access the Diagnostics screen.

The Diagnostics screen shows a complete list of all active diagnostic codes and logged diagnostic codes. Each line on the list shows the following:

• MID

• CID

• FMI

The display also shows the following:

• Number of occurrences

• The time (service hour) of the first occurrence

• The time of the last occurrence of the code or event

• The fact that the code is currently active

Perform the following in order to access the codes and events from the Diagnotics screen:

1. Use the appropriate Arrow button to highlight a specific code (line on the list).

2. Press the "OK" button in order to display the line's detailed view.

The detailed view will display a text message. The text message will include the following:

• The reporting ECM (MID)

• Identity of the component that has failed (CID)

• An explanation of the failure

Note: The codes and the events that are displayed in the Diagnostics option may be viewed at any time. Logged codes cannot be cleared until the technician has successfully entered the Four Digit Machine Password. Refer to Service Manual, RENR8344 for additional information.

Messenger

Active Diagnostic codes and Logged Diagnostic codes can be viewed and Active Diagnostic codes and Logged Diagnostic codes can be cleared with the Messenger.

Perform the following steps in order to view the Active Diagnostic codes and Logged Diagnostic codes:

Show/hide table

Illustration 2	g01345317
Messenger Main Menu

1. From the Messenger Main Menu page, scroll to "Service" menu and press the "OK" button.
   Show/hide table

   Illustration 3	g01345319
   Messenger Service Menu

2. From the Messenger Service Menu page, the first option in the service menu will be "Diagnostics/Events". Press "OK" in order to view the list of Active Diagnostic codes and Logged Diagnostic codes.
   Show/hide table

   Illustration 4	g01299326
   The Messenger Diagnostics/Events List screen

3. The Messenger Diagnostics/Events List screen shows the following:

   SRC - Source

   CODE - MID, CID, FMI, EID and WCI

   OCC - The number of occurrences of the codes

   ACT - The fact that the code is active

   Pressing "OK" on any of these codes will display the Diagnostic/Event screen.

   Note: If the code is Active, there will be an "A" in the "ACT" column.

Illustration 5	g01299332
The Messenger Diagnostic/Event Detail screen

The Messenger Diagnostic/Event Detail screen will display the following:

• Source of the failure

• Code CID, FMI, EID and WCI

• Text description of failed component

• Text description of the type of failure