The control unit must be coded according to the corresponding equipment in order for all functions to work correctly. Correct code can be read from the list below. The control unit must be of the correct type to approve the code.
Code example: 002042
Left-hand drive
Without electric steering column adjustment, without lane keeping assist
Multi-function steering wheel without control for Tiptronic, without steering wheel heating
With trip computer, with cruise control
Avant (with rear window wiper)
Note:
Incorrect coding may reduce the car's safety and function.
Test condition:
Ignition on, engine off.
Battery voltage above 12 V.
All power consumers disconnected.
Procedure:
Select the function: "Code control unit".
Existing code in control unit is shown.
Question about changing value is shown.
Enter the desired code (see below) in the displayed entry field, confirm with "OK".
Code number: | Function: |
0 X X X X X | Left-hand drive |
1 X X X X X | Right-hand drive |
X X X X 0 X | Without electric steering column adjustment, without lane keeping assist |
X X X X 1 X | With electric steering column adjustment, without lane keeping assist |
X X X X 2 X | Without electric steering column adjustment, with lane keeping assist |
X X X X 3 X | With electric steering column adjustment, with lane keeping assist |
X X 0 0 X X X X | Standard steering wheel without multi-function, without control for Tiptronic, without steering wheel heating |
X X 1 1 X X X X | Sport steering wheel with control for Tiptronic |
X X 2 0 X X X X | Multi-function steering wheel without control for Tiptronic, without steering wheel heating |
X X 2 1 X X | Multi-function steering wheel with control for Tiptronic, without steering wheel heating |
X X 2 2 X X X X | Multi-function steering wheel with steering wheel heating, without control for Tiptronic |
X X 2 3 X X X X | Multi-function steering wheel with steering wheel heating, with control for Tiptronic |
X X X X 0 X | Without trip computer, without cruise control, without adaptive cruise control |
X X X X 1 X | With trip computer, without cruise control, without adaptive cruise control |
X X X X 2 X | With trip computer, without cruise control |
X X X X 3 X | With adaptive cruise control, without trip computer |
X X X X 4 X | With trip computer, with cruise control |
X X X X 5 X | With trip computer, with adaptive cruise control |
X X X X X1 | Sedan |
X X X X X2 | Avant (with rear window wiper) |
A dialogue box shows: code stored (with the new value) in the memory.
If coding failed, check that the code is valid.
Confirm with "OK" to exit the function.
Turn off the ignition for 60 seconds to store the new code.
Establish contact with the system. Read out and check any fault codes and the new code.
Exit the function.