Checking Headlamp Beam Height Control

Checking headlamp beam height control

Checking headlamp beam height control
Check the cable between the central electronic module (CEM) terminal #9A and the beam adjustment unit #2. Check for a short-circuit to supply voltage. Check for a short-circuit to ground. Check for an open-circuit. 6/38 for left motor and 6/39 for right motor.

Hint: Headlamp beam height control receives power and terminal #3 and is grounded at terminal #1.

If no faults are found, try replacing the switch and the beam adjustment unit.

Other information
- To replace light switches, see Switches lights, replacing Service and Repair
- To replace beam adjustment unit, see Motor height control headlamp, replacing Service and Repair.





Is the function OK?

Yes - FAULT FOUND

No - No Fault Found

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