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

MODEL 211.0 /2 /6 as of 1.6.06 with CODE (614) Bi-xenon headlamp unit with CODE (615) Bi-xenon headlamp unit with CODE (616) Bi-xenon headlamp unit with integrated asymmetric curve illumination with CODE (618) Bi-xenon headlamps with CODE (621) Intelligent Light System (left-hand traffic) with CODE (622) Intelligent Light System (right-hand traffic)

Shown on right front lamp unit

Fig 1: Identifying Xenon Headlamp Control Unit Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Remove/install
	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	Temporarily store basic data for xenon headlamp control unit (E1n1 or E2n1) in STAR DIAGNOSIS	Only when replacing xenon headlamp control unit (E1n1 or E2n1). Installation: Transfer temporarily stored basic data to new xenon headlamp control unit (E1n1 or E2n1).
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
2.1	Take off front engine compartment panel	On vehicles with gasoline engine	AR61.20-P-1105T
2.2	Remove bottom section of soundproofing at front	On vehicles with diesel engine	AR94.30-P-5300T
3	Remove bolts (1)	Depending on vehicle model and equipment, when removing left xenon headlamp control unit (E1n1), electrical or pneumatic lines have to be pushed to the side in order to gain access to bolts (1). TORX®trinamic screwdriver, 803LG-T20 gotis://G_58.3_06.1
4	Remove xenon headlamp control unit (E1n1 or E2n1) from left front lamp unit (E1) or right front lamp unit (E2)	Installation: Check that seal (2) is correctly seated on xenon headlamp control unit (E1n1 or E2n1).
5	Install in the reverse order
6	Check adjustment of the left front lamp unit (E1) and the right front lamp unit (E2) and correct, if necessary.
	Check and correct headlamp adjustment		AP82.10-P-8260T