This function is used to adjust the factory setting for tire size that is programmed in the control unit.
Note:
Only use tire size that is approved for the vehicle. Unreasonable values may lead to fault codes in the system.
The tire size's circumference is stated in mm.
Test conditions:
Ignition on, engine off.
Transmission in neutral.
Vehicle stationary.
Parking brake applied.
Battery voltage above 24V.
Procedure:
Start the function.
A dialogue box shows test conditions, check these and press "OK".
Follow the instructions in the program.
If the function fails, check the test conditions and repair any faults.