Faulty Software

Faulty software

Checking the control module
The control module has registered that the software in the transmission control module (TCM) does not correspond to the software in the engine control module (ECM).
For information about replacing the control module, see Replacing the transmission control module (TCM), AW55-50/51SN Service and Repair.

Hint: Check whether the engine control module (ECM) has stored any diagnostic trouble codes (DTCs)

Continue - Verification

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Verification

Hint: Check that the fault has been remedied after carrying out the repair.

- Ignition off
- Reconnect the connectors. Reinstall the components
- Ignition on
- Test drive the car according to Test drive schedule, description, AW55-50/51SN Test Drive Schedule, Description.

Is the transmission operating correctly?

Yes - FAULT FOUND

No - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Do you want to exit fault-tracing?

Yes - Exit fault-tracing

No - Attempt New Test

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Attempt New Test - Checking the control module

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