Remove/install seat belt with emergency tensioning retractor

AR91.40-P-0630MCC

Remove/install seat belt with emergency tensioning retractor

18.03.2019

Model

451.3/4

Modification notes

14.02.2007

Bolt on belt end fitting

BA91.40-P-1001-01G

16.02.2007

Sequence of operations changed

Operation steps 2 to 5

1

Seat belt

5

Seat belt guide

8

Bracket

2

Screw

6

Screw

R12/1x1

Left emergency tensioning retractor squib connector

3

Cover

7

Screw

R12/2x1

Right emergency tensioning retractor squib connector

4

Seat

 

Remove/install

 Caution

Risk of injury. Injury may result when the tension in the spring in the automatic belt retractor is released.

Never disassemble automatic belt retractors.

AS91.00-Z-0002-01A

 Warning

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

Topical note

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

AH91.00-P-0002-01M

Legal requirements on handling and storing airbags and emergency tensioning retractor units

AH91.00-P-0004-01A

1

Remove left and right side paneling in trunk

AR68.30-P-4800MCC

2

Disconnect ground line of battery

AR54.10-P-0003MCC

3

Disconnect connector coupling of left seat belt tensioner squib (R12/1x1) or connector coupling of right seat belt tensioner squib (R12/2x1) and unclip wiring harness from bracket (8)

4

Thread out seat belt (1) from seat belt guide (5)

5

Remove screw (6) at seat belt end fitting of seat belt (1)

 Bolt, belt end fitting

*BA91.40-P-1001-01G

6

Remove cover (3) at seat belt guide bracket of seat belt (1)

7

Remove screw (2) at seat belt guide bracket of seat belt (1)

 Installation: The seat belt guide bracket of the seat belt (1) must be able to move when the screw (2) is tightened.

 Bolt, upper seat belt guide bracket

*BA91.40-P-1002-01G

8

Remove screw (7) and remove seat belt retractor of seat belt (1) upwards

 Installation: Insert seat belt retractor of seat belt (1) into guide and push downwards.

 Bolt, automatic belt retractor

*BA91.40-P-1004-01G

9

Remove seat belt (1) from vehicle

 If the seat belt retractor is replaced, the defective one must be disposed of properly and in an environmentally-appropriate way.

10

Install in the reverse order

11

Check supplemental restraint system using STAR DIAGNOSIS

Only when replacing the seat belt (1).



AD00.00-P-2000-04MCC

 Seat belts/emergency tensioning retractors

Number

Designation

Model 451.3/4

BA91.40-P-1001-01G

Bolt, belt end fitting

Nm

35

 Seat belts/emergency tensioning retractors

Number

Designation

Model 451.3/4

BA91.40-P-1002-01G

Bolt, upper seat belt guide bracket

Nm

30

 Seat belts/emergency tensioning retractors

Number

Designation

Model 451.3/4

BA91.40-P-1004-01G

Bolt, automatic belt retractor

Nm

30