Remove/install seat belt with emergency tensioning retractor

AR91.40-P-0630G

Remove/install seat belt with emergency tensioning retractor

18.03.2019

Model

170

1

Screw

2

Cover

3

Screw

4

Screw

5

Cover

6

Edge guard

7

Cover

8

Screw

9

Screw

10

Screw

11

Automatic belt retractor

R12/1

Seat belt tensioner (ETR) squib, left front seat

R12/2

Seat belt tensioner (ETR) squib, right front seat

 

Remove/install

 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

Assessment of airbag and belt tensioner units in accident vehicles

AH91.00-P-0006-01B

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

AH91.00-P-0004-01A

1

Disconnect ground line of battery

2

Withdraw ignition key

3

Remove screw (1, 3 pcs)

4

Remove cover (2)

5

Remove bolt (3)

6

Remove screw (4)

7

Remove cover (5)

8

Pull off edge guard (6)

9

Fold back trim (7)

10

Remove screw (8) from seat belt end fitting

 Bolt to belt end fitting

*BA91.40-P-1001-01F

 Torque wrench

*001589662100

11

Remove screw (9) from seat belt guide bracket

 Bolt to belt guide bracket

*BA91.40-P-1003-01F

 Torque wrench

*001589662100

12

Detach connector coupling at seat belt tensioner squib (R12/1, R12/2)

13

Remove screw (10) from seat belt retractor

 Bolt to automatic belt retractor

*BA91.40-P-1004-01F

 Torque wrench

*001589662100

 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

14

Remove seat belt retractor (11)


Oil or grease must
never be used to rectify noises.

 Inertia reels that have been opened are no longer under warranty!

 Installation: Observe various versions (left/right) of seat belt tensioner and ensure proper seating in catch.

15

Make seat belt tensioners unusable

AR91.40-P-0611A

 Dispose of defective airbag unit and seat belt tensioner properly and in an environmentally-appropriate way.

16

Perform diagnosis

 see DMAN body

17

Install in the reverse order

 Seat belts/emergency tensioning retractors

Number

Designation

Model 170

BA91.40-P-1001-01F

Bolt to belt end fitting

Nm

35

 Seat belts/emergency tensioning retractors

Number

Designation

Model 170

BA91.40-P-1003-01F

Bolt to belt guide bracket

Nm

35

 Seat belts/emergency tensioning retractors

Number

Designation

Model 170

BA91.40-P-1004-01F

Bolt to automatic belt retractor

Nm

35