Removing the airbag unit (sports steering wheel)
WARNING:
Pyrotechnic components.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- All work on pyrotechnic parts may be carried out by technically experienced and appropriately trained personnel only.
- Replace any damaged part or ones that have been dropped.
- For additional information see: SAFETY REGULATIONS FOR HANDLING COMPONENTS WITH GAS GENERATORS .
NOTE:
TECHNICAL INFORMATION
The steering wheel and horn plate must be replaced if the airbag unit has been deployed.
Check all steering wheel attachments (such as switches, cover, shift paddles, wiring harness) for damage and replace if necessary!
For additional information see: PROCEDURE AFTER AIRBAG DEPLOYMENT AS RESULT OF AN ACCIDENT .
The steering wheel and horn plate must be replaced if the airbag unit has been deployed.
Check all steering wheel attachments (such as switches, cover, shift paddles, wiring harness) for damage and replace if necessary!
For additional information see: PROCEDURE AFTER AIRBAG DEPLOYMENT AS RESULT OF AN ACCIDENT .
Preliminary work
- Refer to DEACTIVATING VEHICLE ELECTRICAL SYSTEM .
WARNING:
Airbag unit.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Before working on the airbag, disconnect the negative battery cable from the battery.
- Airbag unit may only be set down with the cushion (airbag itself) facing upwards.
- For additional information see: SAFETY REGULATIONS FOR HANDLING COMPONENTS WITH GAS GENERATORS .
NOTE:
Damage to the steering wheel.
Incorrect handling of the tool may damage the steering wheel.
Incorrect handling of the tool may damage the steering wheel.
- Make sure the position (angle and inclination) of the tool is correct.
- When unlocking, do not lever, but press in the Torx screwdriver only towards the center of the steering wheel.
NOTE:
TECHNICAL INFORMATION
The procedure/sequence for unlocking the airbag module must be observed! First unlock the right side of the airbag module!
The procedure/sequence for unlocking the airbag module must be observed! First unlock the right side of the airbag module!
NOTE:
Perform the steps on the right and left side.
- Feel or measure the mark (1) for unlocking the airbag unit (see following step).
The mark (1) is difficult to detect.
NOTE:
Perform the steps on the right and left side.
- Carefully cut the mark (1) with a knife to 4 mm length.
Dimension (A) = 2.5 cm
Dimension (B) = 1.0 cm
- Insert the Torx screwdriver (1) T10 diagonally upwards on the right through the cut opening on the rear of the steering wheel up to the stop (until you feel springy resistance).
- While unlocking the right-hand side, the airbag unit must be pressed lightly against the stop in the "4 O'CLOCK" area (resistance point in the center between the horn symbol and the lettering "Airbag").
- Press the Torx screwdriver (1) T10 inwards on the right in arrow direction until you can hear it disengage twice.
- Release the airbag unit. The right side of the module is now unlocked.
- Insert the Torx screwdriver (1) T10 diagonally upwards on the left on the steering wheel through the cut opening on the rear of the steering wheel up to the stop (until you feel springy resistance).
- While unlocking the left-hand side, the airbag unit must be pressed lightly against the stop in the "10 O'CLOCK" area with your free hand (resistance point in the area of the left horn symbol).
- Press the Torx screwdriver (1) T10 inwards on the left on the steering wheel in arrow direction until you can hear it disengage once.
- Release the airbag module. Airbag module is not unlocked and can be removed:
NOTE:
To provide a better overview: Schematic diagram with airbag unit removed.
- In order to unlock the airbag unit, press the Torx screwdriver T10 (1) diagonally upwards in arrow direction to the center of the steering wheel.
- Using the Torx screwdriver T10 (1), press the wire spring (2) and (4) in arrow direction onto the center of the steering wheel. Lock (3) and (5) unlocked.
- Unlock and disconnect the plug connections (1) and (2).
- Remove airbag unit (3).