This function is used to calibrate the power steering. Centring of the steering wheel angle sensor and teach-in of end-position shall be performed when these service jobs have been done:
Steering angle sensor replacement.
Replacing steering gear.
Replacement of power steering motor.
Replacement of steering column.
Replacement of steering linkage inner parallel rod.
Replacement of steering linkage outer parallel rod.
Centring of the steering wheel angle sensor must be performed before teach-in of end-position.
For centring the external steering wheel angle sensor, see calibrations in steering wheel angle sensor module (SAS) & Brake module (EBCM).
Calibration should be performed in the following order:
Select function "Steering wheel angle, sensor centring".
Select function "Power steering Softstop, reset".
Select function "Power steering Softstop, teach-in".
Test conditions:
Ignition on, engine off.
Procedure:
Start the function.
Follow the instructions in the program.
The function is done.
If the function fails, check the test conditions and repair any faults.