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Home >> Mercedes Benz >> 2007 >> R63 >> Repair and Diagnosis >> Accessories & Equipment >> Interior/Illumination Lights >> Electrical System - Body - 251 Chassis - 1 Of 5 >> Testing & Repair >> Remove/install xenon headlamp control unit >> Remove/install xenon headlamp control unit - AR82.10-P-4632RT

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

MODEL 251 with CODE (615) Bi-xenon headlamp unit with integrated curve illumination up to model year 2011 

Fig 1: Identifying Xenon Headlamp Control Unit Remove/Install Components
G10122313Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
DANGER Risk of death  caused by contact with parts conducting high voltages. Do not touch parts which conduct high voltages. Persons who wear electronic implants (e.g. heart pacemakers) should never perform any work on the ignition system AS15.10-Z-0001-01A
DANGER Risk of death  caused by high voltage levels present at xenon headlamps.
Risk of explosion/fire hazard  due to highly flammable substances in the area of damaged xenon bulbs
Risk of injury  due to UV light, hot components on xenon headlamps and glass splinters when xenon bulbs burst
Risk of poisoning  caused by inhalation of mercury vapors and by toxic salts and mercury compounds being ingested or coming into contact with skin
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 entire lighting system. Wear insulated safety shoes, safety glasses and protective gloves. Remove highly inflammable materials from the hazard area. Ensure sufficient ventilation in the working area. AS82.10-Z-0001-01A
1 Switch off ignition and remove the transmitter key from the EZS control unit IMPORTANT On vehicles with Keyless Go, code 889:
Press Keyless Go start/stop button repeatedly until the ignition is switched off. Remove transmitter key from vehicle and store it in a location beyond its transmission range (at least 2 m).
 
2 Remove left front lamp unit (E1) or right front lamp unit (E2)   AR82.10-P-4730RT 
3 Remove bolt (1)    
4 Pry off xenon headlamp supply module (E1n4, E2n4) INSTALLATION IMPORTANT Make sure that the rubber seal (2) is seated correctly.  
5 Install in the reverse order    
INSPECT Checking     
6 Adjust the zero position of the xenon headlamps STAR DIAGNOSIS system  
REFER TO SELF-DIAGNOSTIC SYSTEMS Connect STAR DIAGNOSIS and read out fault memory AD00.00-P-2000-04A
7 Check the setting of the xenon headlamps and adjust if necessary