This function is used to calibrate the steering wheel angle sensor. Before calibrating, the wheels must be set.
Test conditions:
Ignition on, engine off.
The vehicle must stand on level ground.
Procedure:
Turn the steering wheel more than 10° to the left or right.
Turn the steering wheel to neutral position, so that the wheels point straight ahead, tolerance +-5°.
Press "OK" to start calibrating. Do not touch the steering wheel during calibration.