Remove/install emergency tensioning retractor

AR91.40-P-1011A

Remove/install emergency tensioning retractor

25.04.2018

Model

124

Illustrated on sedan

1

Cap

2

Bolt

3

Bolts

4

Cover

5

Cover

6

Bolt

7

Bolt

8

Electrical connector

Shown on coupe and cabriolet

2

Bolt

6

Bolt

7

Bolt

8

Electrical connector

9

Belt anchor fitting tensioner

 Warning

Risk of injury during testing and repair operations related to pyrotechnical components

Do not expose pyrotechnical component parts to temperatures above 100 °C or 212 °F. Disconnect current supply when working on such component parts.

AS91.00-Z-0008-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Information, assessment and legal requirements when working with, handling and storing pyrotechnical components

AH91.00-Z-0000-10A

 

Remove/install

1

Switch off ignition and remove ignition key

2

Disconnect battery ground line

3

Remove front passenger footwell floor covering

On vehicles with driver airbag.

4

Remove footrest from front passenger footwell firewall

On vehicles with driver airbag.

5

Disconnect 10-pin electrical connector in front passenger footwell

On vehicles with driver airbag.

6.1

Remove cap (1)

Model 124 (except 124.04)

6.2

Remove upper part of left or right belt anchor fitting tensioner (9)

Model 124.04

AR91.40-P-0630-02B

7

Remove bolt (2)

 Bolt on belt end fitting

*BA91.40-P-1001-01W

8

Remove screws/bolts (3) from left or right cover (4)

Model 124 (except 124.04)

9

Remove left or right cover (4)

Model 124 (except 124.0)

10.1

Pull cover (5) on left or right center pillar downwards

Model 124 (except 124.04)

10.2

Remove left or right side panel in rear

Model 124.04

11

Pull belt strap with belt lock tongue through opening in cover (5) or rear side cover and remove cover (5) or rear side cover

12

Remove screw/bolt (6) from belt guide bracket

 Bolt/nut on front seat belt guide bracket

*BA91.40-P-1002-01W

13

Remove screw/bolt (7) from belt retractor

 Bolt to front seat belt retractor

*BA91.40-P-1003-01W

14

Release and disconnect electrical connector (8) from emergency tensioning retractor squib

15

Remove emergency tensioning retractor from left or right center pillar

 Installation: When reinstalling the emergency tensioning retractor, pay attention to the different left and right versions and check for proper seating in lock.

16

Install in the reverse order



Check

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

17.1

Start engine, SRS/RS indicator lamp must go off after approx. 10  s

Model 124 up to 8/31/87

 Electrical connection kit

*220589009900

If SRS/RS indicator lamp does not go off after approx. 10  s.



Check emergency tensioning retractor.

Model 124 up to 6/30/93

AR91.40-P-1011-01A

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

17.2

Start the engine, SRS or RS indicator lamp must go out after approx. 4 s

Model 124 as of 9/1/87

 Electrical connection kit

*220589009900

If the SRS or RS indicator lamp does not go out after approx. 4 s.



Check emergency tensioning retractor.

Model 124 up to 6/30/93

AR91.40-P-1011-01A

 Seat belts/emergency tensioning retractors

Number

Designation

Model 124

BA91.40-P-1001-01W

Bolt on belt end fitting

Nm

35

 Seat belts/emergency tensioning retractors

Number

Designation

Model 124

BA91.40-P-1002-01W

Bolt/nut on front seat belt guide bracket

Nm

35

 Seat belts/emergency tensioning retractors

Number

Designation

Model 124

BA91.40-P-1003-01W

Bolt to front seat belt retractor

Nm

35