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.
NOTE! Update the central data memory, ZDS, after changing parameter.
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.