Remove/install rear seat belts

AR91.40-P-0681RT

Remove/install rear seat belts

16.2.12

 

Remove/install

 Danger!

Risk of injury caused by performing testing or repair work on airbag or emergency tensioning retractor units.

Store airbag units with deployment side facing up; do not expose to temperatures greater than 100 °C. When working on these units, disconnect the power supply.

AS91.00-Z-0001-01A

 Danger!

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

 Danger!

Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices

No fire, sparks, open flames or smoking.

Wear acid-resistant gloves and clothing and safety glasses with side guards.

Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground.

Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers.

AS54.10-Z-0001-01A



Notes on performing repair, body work and welding on vehicles with airbags and ETR units

AH91.00-P-0002-01M



Assessment of airbag and belt tensioner units in accident vehicles

AH91.00-P-0006-01B



Legal regulations on handling and storing airbags and emergency tensioning retractors

AH91.00-P-0004-01A

1

Disconnect battery ground cable

AR54.10-P-0003RT

2

Remove moldings from C-pillar

 Left or right

AR68.30-P-4490RT

3

Detach electrical connector (1) from left 2nd seat row ETR [GUS] squib (R12/6) or right 2nd seat row ETR [GUS] squib (R12/7)

4

Remove screw (3)



*BA91.40-P-1007-01N

5

Unscrew bolt (4)



*BA91.40-P-1005-01N

6

Remove automatic belt retractor (2)

 Installation: Note different version (left/right) of the emergency tensioning retractor and its proper location in the catches (5). Noises from the automatic belt reel when rolling up belt are normal. In the event of complaint annoying noises can only be eliminated by replacing seat belt together with emergency tensioning retractor.

 On no account should oil or grease be used to help eliminate noise. Inertia reels that have been opened are no longer under warranty. If the seat belt with emergency tensioning retractor is replaced, the defective emergency tensioning retractor must be rendered unusable and disposed of properly: 

Render seat belt tensioning retractor unusable

AR91.40-P-0611RT



Notes on disposing of airbag and emergency tensioning retractor units

All models

OS91.00-P-0001-01A

7

Install in the reverse order

8

Carry out function check

9

Read out fault memory and erase

 Faults stored due to simulations or cables being disconnected for assembly or testing operations, must be processed and erased from the fault memories after work is completed.



Connect STAR DIAGNOSIS and read out fault memory

AD00.00-P-2000-04A

STAR DIAGNOSIS diagnosis system

*WH58.30-Z-1048-13A

Number

Designation

Model 251

BA91.40-P-1005-01N

Bolt to rear seat belt guide bracket

Nm

35

BA91.40-P-1007-01N

Screw of rear seat automatic belt retractor to C-pillar/D-pillar

Nm

35

Number

Designation

WH58.30-Z-1048-13A

STAR DIAGNOSIS diagnosis system, Compact Passenger Car

6511 1801 00