HARNESS AS-TRANSMISSION 2853606 - Caterpillar

The Cat® Electronic Technician (Cat ET) Service Tool
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Connections for the Communication Adapter 3 and Cat® Electronic Technician (Cat ET) Service ToolThe components that are needed to use the Communication Adapter III and Cat ET to determine diagnostic codes are listed: (1) Current version of Cat ET software (2) 317-7484 Communication adapter group (3) Service diagnostic cable (4) CableCat ET is a software program used to access, view, monitor and sometimes change data that a particular ECM uses to control a machine system. 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 logged diagnostic codes. See Troubleshooting, "Determining Diagnostic Trouble Codes".
Viewing the active event codes and logged event codes.
View the status of parameters.
Clear active diagnostic codes and clear logged diagnostic codes.
Perform calibrations of machine systems.
Program the ECM (Flash) with the "WINflash" program. See Troubleshooting, "ECM Software - Install".
Print reports.The following list contains some of the diagnostic functions and programming functions that are performed by the Cat ET service tool.
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 definition for each logged diagnostic code and each event is displayed.
Load new FLASH software.
Active diagnostic codes.
Logged diagnostic codes.See Troubleshooting, "Diagnostic Trouble Codes" for the list of diagnostic codes that can be activated by the ECM.ECM Summary Screen in Cat ET
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Typical Cat ET ECM Summary ScreenThe ECM summary screen lists all the control modules of the machine. Included on this screen is the following information:
Product or Equipment ID
ECM Part Number
ECM Serial Number
Software Group Part Number and release date
Software Group DescriptionNote: From this screen the technician can navigate to information about a specific electronic control module. Click one of the listings on the left side of the screen to view information about a specific control module. Use the "Diagnostics" submenu to access information about event and diagnostic codes.Event Codes
Logged Event Codes
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Typical Cat ET screen for logged eventsThe 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.
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Typical Cat ET screen for active events