Cat® Grade Control Cross Slope System for Motor Graders Caterpillar

The Cat^® Electronic Technician (Cat ET)

Illustration 1	g01277712
Connections for the Cat® Electronic Technician (Cat ET)

The Cat ET is a software program that is used to access data. The service technician can use the Cat ET to perform maintenance on the machine. Some of the options that are available with the Cat ET are listed below:

• View the active diagnostic codes and active event codes. View the logged diagnostic codes and the logged event codes.

• View the status of parameters.

• Perform calibrations of machine systems.

• Program the ECM (Flash). This is done with the "WINflash" program. Refer to Testing and Adjusting manual , "Electronic Control Module (ECM) - Flash Program" section.

• Print reports.

The following list contains some of the diagnostic functions and programming functions that are performed by the service tools.

• The failures of the ECM system are displayed.

• The status of most of the inputs and the outputs are displayed.

• The settings for the ECM are displayed.

• Display the status of the input and output parameters in real time.

• Display the clock hour of the internal diagnostic clock.

• The number of occurrences and the clock hour of the first occurrence and the last occurrence is displayed for each logged diagnostic code.

• The description for each logged event and each active event is displayed. The description for each logged diagnostic and each active diagnostic is displayed.

• Load new FLASH software.

Illustration 2	g01308956
Typical Cat ET screen for logged diagnostic codes

An indicator for logged events is provided. The indicator allows the service technician to track the event codes that are intermittent. The data for the logged event will include the following information:

• An event identifier (EID)

• A text description of the problem

• The number of occurrences of the problem

• A time stamp will display the first occurrence of the problem.

• A time stamp will display the last occurrence of the problem.

Refer to Troubleshooting section of this manual for the list of diagnostic codes for the ECM.

Status Groups For The Cat ET

The Status groups are lists of machine parameters. The status of the parameters is shown in real time.

Illustration 3	g01308958
Typical Cat ET status screen