Remove/install airbag unit on steering wheel

AR91.60-D-0660F

Remove/install airbag unit on steering wheel

23.07.2019

Model

909

1

Electrical connector

2

Airbag unit

3

Bolts

 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

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on carrying out repair work in the vehicle interior

AH68.00-N-0001-01S

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

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

 Danger

Risk of explosion from explosive gas. Risk of poisoning and caustic burns from swallowing battery electrolyte. Risk of injury through burns to skin and eyes from battery acid or when handling damaged lead-acid batteries

No fires, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

2

Disconnect battery ground line

Topical note

Notes on battery

AH54.10-P-0001-01A

3

Remove screws (3)

 Bolt, airbag to steering wheel

*BA91.60-N-1001-01A

 Screwdriver bit

*126589001000

4

Remove airbag unit (2) from steering wheel and disconnect electrical connector (1) from squib at gas generator

 Installation: Make sure that electrical connector (1) engages properly.

5

Properly dispose of airbag unit (2)

When replacing the airbag unit (2).

6

Replace steering wheel

Only if the airbag unit (2) was triggered.

AR46.10-D-0100FA

7

Install in the reverse order

8

Connect diagnostic system and perform quick test



AD00.00-D-2000-04F

9

Read out fault memory and clear if necessary



AD00.00-D-2000-04F

10

Set time on instrument cluster

11

Set time on timer for auxiliary heater

Model 909
with code H12 (Auxiliary hot-water heater)
with code H86 (Chronometer with relay for independent heating)
with code HZ5 (10 kW warm water auxiliary heater with timer)

 Airbag

Number

Designation

Model 909

BA91.60-N-1001-01A

Bolt, airbag to steering wheel

Nm

6