ENGINE AR 2W0822 - Caterpillar

The Cat® Electronic Technician (Cat ET) Service tool
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The Cat® Electronic Technician (Cat ET) Service Tool is a software program that is used to access data. The service technician will use the Cat ET in order to perform the maintenance on the vehicle. Some of the options that are available with the Cat ET are listed below:
Diagnosis of problems
Viewing diagnostic trouble codes
Viewing active event codes and logged event codes
View the status of parameters.
Clear active diagnostic trouble codes and clear logged diagnostic trouble codes
Perform calibration of machine systems.
Program the ECM (Flash). Flashing the ECM is done with the "WINflash" program. See Troubleshooting, "Electronic Control Module (ECM) - Flash Program".
Print reports.See Troubleshooting, "Using Caterpillar Electronic Technician to Determine Diagnostic Codes". Diagnostic information is accessed with the following drop-down menus:
Active diagnostic trouble codes
Logged diagnostic trouble codesView Active Diagnostic Codes
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When the ECM activates a diagnostic code, the active codes can be viewed by selecting "Diagnostics" from the menus bar and then selecting "Active Diag. Codes". To troubleshoot the cause of the active code, refer to the diagnostic code procedure for the code that is listed. The procedures are specific to the FMI condition for the code that has been activated. Perform the procedure to aid in finding the circuit condition that is causing the problem.Status Groups For The Electronic Technician
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Typical Cat ET screen for parametersThe status groups are lists of machine parameters. The status of the parameters is shown in real time.