After replacing of the brake pads on the given axle, the brake lining wear sensors must be calibrated.
Note:
Performance of a calibration should only be performed if new brake pads are fitted on the given axle(s).
Test prerequisites:
Parking brake released.
Wheels blocked.
Engine speed 1000 rpm, or constant air supply (12 bar) to air drier.
New brake pads installed.
Procedure:
Increase the air pressure in the vehicle.
Apply the footbrake, with the ignition key in drive position.
Activate the calibration.
After the calibration is performed, the ignition key must be turned off and on again.
Read out the brake pad thickness after calibration, in brake pad thickness test. Brake pad thickness should be approx. 100%.