Remove/Install Bulbs Of Headlamp Unit - AR82.10-P-1201GQ

MODEL 166 without CODE 615 (Bi-xenon headlamp unit with integrated curve illumination) without CODE 621 (Intelligent Light System (left-hand traffic)) without CODE 622 (Intelligent Light System (right-hand traffic)) 

Fig 1: Identifying Headlamp Unit Bulbs Remove/Install Components

Courtesy of MERCEDES-BENZ USA

Picture no., etc.	Work notes
	Remove/install fender liner front section in front fender		AR88.10-P-1310GQ
E1e5, E2e5	turn signal left, turn signal right	Switch off exterior lights before changing bulbs. A short circuit is hereby avoided. Do not touch glass bulbs with bare fingers. Use a soft cloth free of oil and grease. Otherwise, the bulbs are damaged during operation due to overheating. Switch off ignition and remove transmitter key or Keyless-Go start/stop button on vehicles with CODE 889 (Keyless-Go) from electronic ignition lock control unit. Remove left turn signal light (E1e5) from left front lamp unit or right turn signal light (E2e5) from the right front lamp unit.
E1e1, E2e1	Highbeam left, Highbeam right	Switch off exterior lights before changing bulbs. A short circuit is hereby avoided. Do not touch glass bulbs with bare fingers. Use a soft cloth free of oil and grease. Otherwise, the bulbs are damaged during operation due to overheating. Switch off ignition and remove transmitter key or Keyless-Go start/stop button on vehicles with CODE 889 (Keyless-Go) from electronic ignition lock control unit. Open service flap in left or right front fender liner. Detach housing cover, twist high beam socket to the left and remove. Pull left high beam (E1e1) or right high beam (E2e1) out of the high beam socket.
E1e2, E2e2	Low beam left, Low beam right	Switch off exterior lights before changing bulbs. A short circuit is hereby avoided. Do not touch glass bulbs with bare fingers. Use a soft cloth free of oil and grease. Otherwise, the bulbs are damaged during operation due to overheating. Switch off ignition and remove transmitter key or Keyless-Go start/stop button on vehicles with CODE 889 (Keyless-Go) from electronic ignition lock control unit. Detach housing cover, twist low beam socket to the left and remove. Pull left low beam (E1e2) or right low beam (E2e2) out of low beam socket.
E1e3, E2e3	standing light and parking light left, standing light and parking light right	Switch off exterior lights before changing bulbs. A short circuit is hereby avoided. Do not touch glass bulbs with bare fingers. Use a soft cloth free of oil and grease. Otherwise, the bulbs are damaged during operation due to overheating. Switch off ignition and remove transmitter key or Keyless-Go start/stop button on vehicles with CODE 889 (Keyless-Go) from electronic ignition lock control unit. Twist socket for standing light and parking light to left and remove. Remove left standing light and parking light (E1e3) or right standing light and parking light (E2e3) from standing light and parking light socket.
E1e6, E2e6	side marker lamp left, side marker lamp right	Switch off exterior lights before changing bulbs. A short circuit is hereby avoided. Do not touch glass bulbs with bare fingers. Use a soft cloth free of oil and grease. Otherwise, the bulbs are damaged during operation due to overheating. Switch off ignition and remove transmitter key or Keyless-Go start/stop button on vehicles with CODE 889 (Keyless-Go) from electronic ignition lock control unit. Open service flap in left or right front fender liner. Remove housing cover, pull out socket. Pull left side marker lamp (E1e6) and right side marker lamp (E2e6) out of socket