Description

Invalid identifier: hardware serial number.

Effects on the driving operation

No description available.

Possible causes

The hardware serial number read out of the manufacturer area is not valid.

The value was either overwritten or incorrectly entered.

Valid values are between 1...999999.

The (transmission) function software has entered the default value "1".

Place of action

No description available.

Instruction

Replace control unit

Setting conditions of the event

No description available.

Testing 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 function.

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

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

These steps are necessary to ensure the entire vehicle functions correctly.