Description

Allowed engine torque exceeded while shifting gears

Effects on the driving operation

Transmission overload while shifting.

Possible causes

1. The engine does not respond to the engine specification from the transmission control unit.

2. The transmission control unit sends incorrect torque specifications.

Place of action

No description available.

Instruction

Check the specified torque from the transmission control unit an make sure that the engine responds correctly to the requested reduced torque.

Setting conditions of the event

No description available.

Test conditions of the event

No description available.

Final function check

If the defective component cannot be clearly identified, you should try to reproduce the fault:

• Reinstall the component in the vehicle.
• Test the function.

After the fault has been eliminated, the following steps have to be carried out:

• Conduct a test drive with function check.
• Read out the fault memory.
• Check the transmission for leaks.
• Perform a final visual inspection.

These steps are necessary to ensure the entire vehicle functions.

See also:

		Aftersales service index