Landfill Compactors, Soil Compactors, Wheel Dozers, and Wheel Loaders VIMSTM 3G Caterpillar

Cat^® Electronic Technician (Cat ET)

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PC and connecting hardware

The Cat^® Electronic Technician (Cat ET) service tool is a software program that is used to access machine data. Use Cat ET when performing machine maintenance. Some Cat ET options are:

• View diagnostic trouble codes (DTCs) (See Troubleshooting, "Using Caterpillar Electronic Technician to Determine Diagnostic Codes")

• View active and logged event codes

• View parameter status

• Clear active and logged DTCs

• Perform calibrations

• Flash electronic control modules (ECMs) (This process is done with the WINflash program.

• Print reports

Following are some service tool functions:

• Display ECM system failures

• Display input and output status

• Display ECM settings

• Display input and output parameters status in real time

• Display internal diagnostic clock hour

• Display number of occurrences and the clock hour of the first and last occurrence for each logged DTC

• Display logged DTC and event definitions

• Load new flash software

See Troubleshooting, "Diagnostic Code List" for a list of diagnostic codes.

Event Codes

Logged Event Codes

An indicator for logged events is provided and allows tracking of intermittent event codes. The logged event data includes:

• Event Identifier (EID)

• Problem description

• Number of problem occurrences

• Time stamp will display the problem first occurrence

• Time stamp will display the problem last occurrence

Status Groups For Cat ET

The status groups are lists of machine parameters and are shown in real time.

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Typical Cat ET status screen