Description

The memory test (RAM) of CAN controller 2 has revealed a fault in the transmission control unit.

Effects on the driving operation

No CAN-communication via CAN-controller 2 of the transmission control unit possible.

Vehicle does not drive or only with restrictions.

Possible causes

Defective RAM of CAN controller 2 in the transmission control unit.

Place of action

Transmission control unit

Instruction

Replace transmission control unit.

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