Remove/install seat belt with emergency tensioning retractor - AR91.40-P-0630Q

MODEL 209 

Fig 1: Identifying Seat Belt With Emergency Tensioning Retractor Components (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Seat Belt With Emergency Tensioning Retractor Components (2 Of 2)

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

3.3.04

Disconnect/connect ground line from battery removed

	Remove/Install
	Risk of injury  caused by release of spring in the automatic belt retractor is released.	Never disassemble automatic belt retractors.	AS91.00-Z-0002-01A
	Risk of injury.  Injuries may result when performing testing or repair work on airbag or emergency tensioning retractor units.	Store airbag unit with deployment face up, do not subject to temperatures above 100 °C. When working on these units, disconnect the power supply.	AS91.00-Z-0001-01A
	Instructions for performing repair, body work and welding on vehicles with airbags and ETR units	Model 171, 199, 203, 209, 211, 215, 220, 230, 240, 463.243/244/245/246/247/248/249/250 /254/309/322/323/332/333	AH91.00-P-0002-01M
	Assessment of airbag and belt tensioner units in accident vehicles	Model 129 as of 1.7.93, 163, 168, 170, 171, 199, 202 as of 1.7.93, 203, 208, 209, 210, 211, 215, 220, 230, 240, 414, 461, 463, 638, 901, 902, 903, 904, 905, WD1, WD2, WD3, WD6, WD7, XD1, XD2, XD3, XD4, XD5, XD6, XD7, YD1, YD2, YD3, YD4, YD5, YD6, YD7	AH91.00-P-0006-01B
	Legal regulations on handling and storing airbags and emergency tensioning retractors	Model 124, 129, 140, 163, 168, 170, 171, 199, 202, 203, 208, 209, 210, 211, 215, 220, 230, 240, 314, 316, 318, 414, 461, 463.200/204/206/207/208/209/220/221/224/225/227/228/230/231/232/233/240/241/243/244/245/246/247/248/249/250/254/300/304/307/308/309/320/321/322/323/324/325 /327/328/330/331/332/333, 638, 668, 670, 901, 902, 903, 904, 905, WD1, WD2, WD3, WD6, WD7, XD1, XD2, XD3, XD4, XD5, XD6, XD7, YD1, YD2, YD3, YD4, YD5, YD6, YD7, 930, 932, 933, 934, 950, 952, 953, 954, 970, 972, 974, 975, 976, 690.6, 450.3/4, 452.3/4, 454, 639.601/603/605/701/703/705/711/713 /811/813/815	AH91.00-P-0004-01A
1	Switch off ignition, remove transmitter key from the EIS control unit	On vehicles with code (889) Keyless go, press keyless go start/stop button repeatedly until the ignition is switched off. Remove the transmitter key from the vehicle and store it in a location beyond its transmission range (at least 2 m).
2.1	Remove bolt (7)	With USA version code 494a passenger side
3.1	Remove cover (8) on belt end fitting	With USA version code 494a passenger side
4.1	Unscrew bolt (9)	With USA version code 494a passenger side Installation:  Mount anti-twist lock (11) with the wide lug (arrow) downwards. The cable duct points backwards during assembly. Installation:  If the anti-twist lock (11) is assembled incorrectly the belt tension sensor (B48/3) may be damaged. Bolt on belt end fitting	*BA91.40-P-1001-01A
5	Remove rear passenger compartment side trim panel	Model 209.3	AR68.30-P-4780Q
		Model 209.4	AR68.30-P-4780QA
6.1	Separate electrical connector (10)	With USA version code 494a passenger side
7	Insert seat belt (1) through seat belt extender (2)
8	Loosen bolt (3)	Bolt on front automatic belt retractor	*BA91.40-P-1004-01A
9	Remove bolts (4)
10	Unlock and detach coupling on driver ETR [GUS] squib (R12/1), passenger ETR [GUS] squib (R12/2)
11	Unscrew bolt (3).
12	Remove bracket (5)	If necessary undo cable duct.
13	Remove automatic belt retractor (6)	If new automatic belt retractor (6) is installed, the defective automatic belt retractor (6) must be disposed of properly and rendered unusable: ↓ Make emergency belt tensioner units unusable	AR91.40-P-0611A
	Notes on disposing of airbag and emergency tensioning retractor units		OS91.00-P-0001-01A
14	Install in the reverse order
15	Read out fault memory and erase	Stored faults which may be caused by removal, test work, removed lines or a simulation, must be processed and erased in the fault memories after completing the work.
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
		STAR DIAGNOSIS system	*WH58.30-Z-1048-13A
16	Carry out seat belt function test

SEAT BELTS/EMERGENCY TENSIONING RETRACTORS

Number	Designation		Model 209.3	Model 209.4
BA91.40-P-1001-01A	Belt end fitting bolt	Nm	30	30
BA91.40-P-1004-01A	Bolt on front automatic belt retractor	Nm	30	30

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1048-13A	STAR DIAGNOSIS system, Compact Passenger Car	6511 1801 00