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

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MODEL 207, 212 with CODE 615 (Bi-xenon headlamps with active light function) 

MODEL 207, 212 with CODE 621 (Intelligent Light System (left-hand traffic)) 

MODEL 207, 212 with CODE 622 (Intelligent Light System) 

MODEL 212 with CODE 614 (Bi-xenon headlamp unit) 

MODEL 212 with CODE 616 (Bi-xenon headlamps w. headlamp cornering fct.) 

MODEL 218 up to model year 2015 with CODE 614 (Bi-xenon headlamps for LHD vehicles) 

MODEL 218 up to model year 2015 with CODE 618 (Bi-xenon headlamps f. left-side dr. traffic) 

Shown on the left front lamp unit (E1) 

Fig 1: Xenon Headlamp Control Unit Remove/Install Components
G09977563DANGERNOTESREMOVINGINSTALLINGREFER TO SELF-DIAGNOSTIC SYSTEMSDANGERINSTALLATION IMPORTANTREFER TO MAINTENANCECourtesy of MERCEDES-BENZ USA
DANGER Risk of death  due to high voltage in xenon headlamps. Risk of explosion  /risk of fire caused by highly flammable materials in the vicinity of damaged xenon bulbs. Risk of injury  caused by UV light, hot components at xenon headlamps and glass splinters produced by bursting xenon bulbs. 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 touch parts conducting high voltage. Persons with active electronic implants (e.g. cardiac pacemakers) must never work on xenon headlamps. Switch off the 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
NOTES Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Carry out initial startup of left xenon light control unit (E1n1) or right xenon light control unit (E2n1) When replacing left xenon light control unit (E1n1) or right xenon light control unit (E2n1).  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04A
2.1 Switch off ignition and remove transmitter key from electronic ignition lock control unit MODEL 207, 212, 218 without CODE 889 (KEYLESS-GO)  
2.2 Switch off ignition and remove transmitter key or KEYLESS-GO start/stop button from electronic ignition lock control unit MODEL 207, 212, 218 with CODE 889 (KEYLESS-GO)  
DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
3 Lift vehicle on vehicle lift    
4 Remove left or right front section of fender liner   AR88.10-P-1300ELX
5 Unfasten washer fluid reservoir enough to gain access to left xenon light control unit (E1n1) and push it to side MODEL 212
When removing left xenon light control unit (E1n1).
 
      AR82.35-P-6000CW 
6 Unfasten stationary heater unit enough to gain access to right xenon light control unit (E2n1) and tie it down to side MODEL 212 with CODE 228 (Stationary heater)
When removing right xenon light control unit (E2n1).
 
      AR83.70-P-5302EW
7 Remove bolts (1)    
8 Remove left xenon light control unit (E1n1) or right xenon light control unit (E2n1) INSTALLATION IMPORTANT Ensure that seal (2) is seated correctly.  
9 Install in the reverse order    
10 Check adjustment of left front lamp unit (E1) and right front lamp unit (E2) and correct, if necessary When replacing left xenon light control unit (E1n1) or right xenon light control unit (E2n1).  
REFER TO MAINTENANCE     AP82.10-P-8260EW