Remove/install front seat - AR91.10-P-1000GN

MODEL 463.243/245/246/248/249/270/271/323/333/341/346 

Wheelbase 2850 mm 

MODEL 463.236 /237 /346 up to model year 2013 

Wheelbase 2850 mm, /model refinement package 12 

Shows model 463.249 

Fig 1: Identifying Front Seat Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
1	Position front seat (1) to rear	All except model 463.236/237/270/271/341 up to model year 2010
2	Remove stop for seat adjustment (7).	All except model 463.236/237/270/271/341 up to model year 2010 Installation:  Leave the front two teeth of the adjustment rail free.
3	Adjust front seat (1) to front
4	Remove covering (2) and remove bolt (3) on belt end fitting		*BA91.40-P-1001-01C
5	Remove bolts (4) on rear seat rail		*BA91.10-P-1001-01E
6	Position front seat (1) to rear
7	Remove bolts (5) on front seat rail		*BA91.10-P-1001-01E
8	Activate service mode in Telematic Alarm Identification on Demand (emergency call system) (TELE AID)	Only with model 463.243/245/323/333 with code (ET2) TELE AID - car telephone emergency call system, Model 463.248/270 up to 1.4.07 with code (ET2) TELE AID - car telephone emergency call system	AR82.95-P-0005-03GR
	Notes regarding the Tele-Aid emergency call system		AH82.95-P-0001-01GA
	Risk of explosion  caused by oxyhydrogen gas. Risk of poisoning and caustic burns  caused by swallowing battery acid. Risk of injury  caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries	No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
9	Disconnect battery ground line	All except model 463.236/248 with code (979) Special protection version	AR54.10-P-0003G
		Model 463.236/248 with code (979) Special protection version, with code (ZS6) Special protection version FB6, with code (E26) Additional battery 100 Ah incl. cutoff relay Model 463.236/248 with code (979) Special protection version, with code (ZS7) Special protection version FB7, with code (E26) Additional battery 100 Ah incl. cutoff relay	AR54.10-P-0003PM
	Notes on battery		AH54.10-P-0001-01A
10	Detach electrical connectors on driver and steering column front seat adjustment control unit with memory (N32/1) or passenger-side front seat adjustment control unit with memory (N32/2)	Remove cable ties from control unit bracket.
		Installation:  Replace cable ties.
11	Detach electrical connector on driver seat connector block (X55/3) or on front passenger seat connector block (X55/4)	Only with code (H10) Driver and front passenger heated seats
12	Remove pneumatic connection (6).	Only with code (SM7) Left front multicontour seat or code (SM8) Front passenger multicontour seat
13	Remove front seat (1)	Installation:  Ensure locking bolt is installed in correct position.
14	Install in the reverse order
15	Deactivate service mode in TELE AID	Only with model 463.243/245/323/333 with code (ET2) TELE AID - car telephone emergency call system, 463.248/270 up to 1.4.07 with code (ET2) TELE AID - car telephone emergency call system	AR82.95-P-0005-03GR
	Notes regarding the Tele-Aid emergency call system		AH82.95-P-0001-01GA
16	Connect STAR DIAGNOSIS, read out fault memory and erase if necessary		AD00.00-P-2000-04A
	Checking
17	Perform function test of multicontour seat	Only with code (SM7) Left front multicontour seat or code (SM8) Front passenger multicontour seat