This function is used to calibrate the vehicle's level sensors.
Note:
Calibration only needs to be run after the following events:
A level sensor is replaced.
The control unit is replaced.
After an incorrect calibration.
Test conditions:
Ignition on, engine off.
Calibration shall be performed on a wheel alignment rig.
"Romess"-tool to measure chassis angle.
Procedure:
Start the function.
A dialogue box shows current levels for the chassis. Use the dialogue box to adjust the level of the four measuring points to the approved range between ±20 mm.
Continue in the function when the level is approved.
Read the four levels with the "Romess"-tool and enter the values in the dialogues that are shown. Approved angle for front axle is 8,4-10,8°, and for rear axle 1,3-3,6°.
Save the new values to exit the function.
If the function fails, check the test conditions and repair any faults.