AP82.10-P-8260A Check and Correct Headlamp Adjustment

Check And Correct Headlamp Adjustment

Part 1:

Part 2:

Testing
1 Park vehicle on a level surface
- The vehicle level must not change when the brakes are operated.
- Vehicle must be in ready-for-the-road condition (unladen weight, fuel tank full or appropriate additional weight)
- Adjust tire inflation pressure to correct pressure.
- Have a person sit on driver's seat or place a load of 75 kg on seat (except USA).
On vehicles with level control or ADS allow motor to run at a medium speed for approx. 30 seconds.
- Move vehicle back and forth to correctly adjust axle.

2 Read off adjustment value in %, for main and additional headlamp on vehicle headlamp or in the vicinity of the vehicle headlamp and adjust scale of headlamp adjustment tester.

NOTE: 1% inclination "n" corresponds to 10 cm adjustment dimension "e".

3.1 Align headlamp adjustment tester to vehicle and adjust height according to marking in lens
- Models 124, 129, 140, 170, 202

NOTE: Follow the operating instructions for the headlamp beam adjuster correctly.

3.1 Align headlamp beam adjuster to the vehicle and carry out height setting according to middle of the lens.
- Models 170, 208, 210

NOTE: Follow the operating instructions for the headlamp beam adjuster correctly.

DANGER:
- Risk of accident, Accidents may result if the vehicle starts off unintentionally with the engine running. Risk of injury as working around the engine during start-up or while running may result in contusions and burns
Secure vehicle to prevent it from moving.
- Wear closed and snug-fitting work clothes.
- Do not grasp hot or rotating parts.

4 Allow engine to run, switch on low beams
5.1 Check operation of headlamp beam adjustment (standard headlamps)
- (except USA)

NOTE: The light beams from both headlamps should change uniformly.

5.2 Check operation of headlamp beam adjustment (if xenon headlamps fitted)
6 Set headlamp range control switch to position 0

NOTE: Remove additional weights on Xenon headlamp.

7 Check low beam
- Adjust if necessary (except USA)
- USA version models 129, 140, 202 up to approx. 03/96

NOTE: By means of the common reflector unit on model 140 sedan as of approx. 03.94 and model 202, the low beam, high beam and fog lamp are adjusted simultaneously.

- Due to the common reflector unit on model 170 the low beams and fog lamps are adjusted simultaneously.
- USA version models 210 and 208, 129, 140 170, 202 as of approx. 04/96, model 210, See "Owner's Manual"



8.1 Check setting of high beam
8.2 Check headlamp adjustment
9 Check fog lamps.