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Remove/install xenon headlamp control unit - AR82.10-P-4632GH

MODEL 163.113 #X up to 754619, 163.113 /154 #A up to 289564, 163.172 with CODE (612) Xenon headlamp unit 

MODEL 163.174 #A up to 289564 

Fig 1: Identifying Xenon Headlamp Control Unit Components
G04608616
REMOVINGINSTALLING Remove/install    
DANGER Risk of death  caused by high voltage levels present at xenon headlamps.
Risk of explosion/fire hazard  through highly flammable material in the area of damaged xenon bulbs.
Risk of injury  through UV light, hot components on xenon headlamps and glass splinters when xenon bulbs burst.
Risk of poisoning  through inhalation of mercury vapor and swallowing of or skin contact with toxic salts and mercury compounds.
Do not come into contact with parts that are under high voltage. Persons with active electronic implants  (e.g. heart pacemakers) must never work on xenon headlamps. Switch off complete lighting system. Wear insulating safety shoes, safety glasses and protective gloves. Remove highly inflammable materials from the hazard area. Ensure that the workplace is sufficiently ventilated. AS82.10-Z-0001-01A 
1 Remove left front lamp unit (E1) or right front lamp unit (E2)   AR82.10-P-4730GH 
2 Remove cover from rear of lamp unit    
3 Detach plug (1, 2) on xenon headlamp control unit(E1n1, E2n1) IMPORTANT Turn connector 1/4U turn counterclockwise.  
4 Remove xenon headlamp control unit (E1n1, E2n1) IMPORTANT Carefully press control unit off of mount using long wedge  
    SPECIAL TOOL Long wedge Figure
5 Install in the reverse order    
6 Set headlamps to zero position using STAR DIAGNOSIS    
7 Inspect headlamp adjustment, correct if necessary.    
REFER TO MAINTENANCE Check and correct headlamp adjustment   AP82.10-P-8260GH 
Fig 2: Identifying Long Wedge (115 589 03 59 00)
G04608617