4T65EV Transmission

Internal fault

Checking shift solenoids




- Ignition on
- Gear selector in position P.
- Activate shift solenoids S1 and S2 individually.
The status should switch between OFF and ON.
If the status does not change, it indicates that there is an internal fault in the transmission control module (TCM).





Does solenoid status switch?

Yes - No Fault Found

No - Transmission control module (TCM) replacement and programming

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Transmission control module (TCM) replacement and programming
The control module has registered an internal fault.

Caution! A new control module is delivered without software. The control module must be programmed in order to function after replacement.

Other information:
- Transmission control module (TCM), replacing, B5254T2, AW50/51 AWD, B5254T2, AW55-50/51SN Service and Repair





Continue - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
In case of this defect, troubleshooting is not followed by verification.
The information can be displayed again or the fault-tracing for this fault can be interrupted.

Do you want to view the information again?

Yes - Attempt New Test

No - Exit fault-tracing

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Attempt New Test - Checking shift solenoids

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