Operation CHARM: Car repair manuals for everyone.

Calibration of Headlamp/AHL Control Module



Calibration of headlamp/AHL control module

Check the following points before carrying out calibration.
- The car must be level.
- The car must be unladen.
- Stabilise the suspension by rocking the car.
- The handbrake must not be applied.
- The steering wheel and wheels must be in the straight-ahead position.
- Ignition switch in ON position.
- The xenon lamps must be turned on.
- Battery voltage must be >10.5 V.

Connect the diagnostic tool and calibrate the headlamp/AHL control module.

Check the function of the headlamps and clear any trouble codes.

Check the headlamp alignment and adjust if necessary. Refer to Headlamp alignment.