Code steering wheel electronics

The control unit must be coded according to the corresponding equipment in order for all functions to work correctly. The control unit must be of the correct type to approve the code.
Note:
Incorrect coding may reduce the car's safety and function.
Depending on the control unit's software status, there are two different coding tables. Software status can be read out on the last page of the data list menu.
Test conditions:
Procedure:
  1. Read out and note current software status from the last page of the data list menu.
  2. Start the function.
  3. Existing code in control unit is shown.
  4. Enter the desired code (see below) in the displayed entry field, confirm with "OK".
  5. A dialogue box shows: code stored (with the new value) in the memory.
  6. Confirm with "OK" to exit the function.
  7. Turn off the ignition for 60 seconds to store the new code.
  8. Establish contact with the system. Read out and check any fault codes and the new code.
  9. Exit the function.

The following coding table applies to software status 0101 or lower:
Code number:
Function:
0XXXXX
Not special vehicles.
1XXXXX
Special vehicle (e.g taxi).
X0XXXX
Manual transmission.
X1XXXX
Automatic transmission.
XX0XXX
Steering wheel without multifunction.
XX1XXX
3-spoke steering wheel without multifunction.
XX2XXX
Steering wheel with multifunction, without cruise control.
XX3XXX
Steering wheel with multifunction, with cruise control.
XXX0XX
Without Tiptronic control, without steering wheel heater.
XXX1XX
With Tiptronic control, without steering wheel heater.
XXX2XX
With steering wheel heater, without Tiptronic control.
XXX3XX
With steering wheel heater, with Tiptronic control.
XXXX0X
Without board computer, without cruise control.
XXXX1X
With board computer, without cruise control.
XXXX2X
With cruise control, without board computer.
XXXX4X
With board computer, with cruise control.
XXXXX1
Without rear wiper.
XXXXX2
With rear wiper.
Coding example:
Vehicles with: manual transmission, multi-function steering wheel without cruise control, trip computer, cruise control, and rear window wiper = 002042

The following coding table applies to software status 0110 or higher:
Code number:
Function:
0XXXXX
Without driver assistance systems.
0XXXXX
Message for driver assistance systems active without button.
1XXXXX
Message for driver assistance systems inactive without button.
2XXXXX
Message for driver assistance systems active with button.
3XXXXX
Message for driver assistance systems inactive with button.
X0XXXX
Not special vehicles.
X1XXXX
Special vehicle with steering wheel electronics as master.
X2XXXX
Special vehicle with multi function control module as master.
XX0XXX
Manual transmission.
XX1XXX
Automatic transmission.
XXX0XX
Steering wheel without multifunction.
XXX5XX
Multi function steering wheel without Tiptronic, without PTT-button.
XXX6XX
Multi function steering wheel with Tiptronic, without PTT-button.
XXX7XX
Multi function steering wheel without Tiptronic, with PTT-button.
XXX8XX
Multi function steering wheel with Tiptronic, with PTT-button.
XXXX0X
Without cruise control.
XXXX1X
With cruise control, 6 positions separate stalk.
XXXX2X
With adaptive cruise control, 6 positions separate stalk.
XXXX3X
With cruise control, 4 positions blinker stalk.
XXXX4X
With cruise control via multi function steering wheel.
XXXX5X
With adaptive cruise control via multi function steering wheel.
XXXXX1
Without rear wiper / no board computer via wiper stalk.
XXXXX2
With rear wiper / no board computer via wiper stalk.
XXXXX3
Without rear wiper / board computer via wiper stalk.
XXXXX4
With rear wiper / board computer via wiper stalk.
Coding example:
Vehicles with: Without driver assistance systems, not special vehicles, automatic transmission, steering wheel without multi function, with cruise control via 4 positions blinker stalk, with rear wiper no board computer via wiper stalk = 001032.