67 16 011 Removing and installing/replacing left headlight vertical aim adjuster

Necessary preliminary tasks: 

• Remove WHEEL ARCH COVER AT FRONT
• Remove ignition unit for xenon headlight  . See 6312871 REPLACING IGNITION UNIT FOR RIGHT XENON HEADLIGHT (WITH XENON BULB)  or 6312870 REPLACING IGNITION UNIT FOR LEFT XENON HEADLIGHT (WITH XENON BULB) 

Specification with adaptive headlights:

Unlock plug connection (1) on sensor system (2) and disconnect.

This produces additional space for removing the headlight vertical aim adjuster.

Fig 1: Identifying Plug Connection On Sensor System

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Move adjusting screw for horizontal adjustment (1) to end position by turning clockwise.

Move adjusting screw for vertical adjustment (2) to end position by turning counterclockwise.

Fig 2: Identifying Vertical And Horizontal Aim Adjusting Screw

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Turn headlight vertical aim adjuster (1) by turning counterclockwise (45°) out of carriage bayonet.

Turn adjusting screw for vertical adjustment (2) clockwise until an increase in torque is detected.

Fig 3: Turn Adjusting Screw For Vertical Adjustment

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Disengage headlight vertical aim adjuster (1) with a swinging movement in direction of arrow from ball socket.

Feed out headlight vertical aim adjuster (1).

Unlock associated plug connection and disconnect.

Fig 4: Disconnecting Headlight Vertical Aim Adjuster

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Installation: 

Pull adjustment mechanism (1) forwards to enable headlight vertical aim adjuster (2) to be engaged in ball socket.

Make sure ball head on headlight vertical aim adjuster (2) is exactly seated in mounting.

Fig 5: Pull Adjustment Mechanism Forwards

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After installation 

• ADJUST  headlight