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 .
WARNING:
Airbag unit
.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Before performing any work on the airbag, always disconnect the battery ground lead 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:
TECHNICAL INFORMATION
After replacing the airbag unit (M Sport steering wheel) or possibly converting the standard steering wheel and airbag unit on the M Sport steering wheel, a software update or a programming/coding via ISTA must be performed.
After replacing the airbag unit (M Sport steering wheel) or possibly converting the standard steering wheel and airbag unit on the M Sport steering wheel, a software update or a programming/coding via ISTA must be performed.
NOTE:
TECHNICAL INFORMATION
Steering wheel must be replaced if airbag unit has been deployed.
Only on M Sport steering wheel: The impact plate must be replaced if the airbag unit has been deployed.
For additional information see: PROCEDURE AFTER AIR BAG DEPLOYMENT AS RESULT OF AN ACCIDENT .
Steering wheel must be replaced if airbag unit has been deployed.
Only on M Sport steering wheel: The impact plate must be replaced if the airbag unit has been deployed.
For additional information see: PROCEDURE AFTER AIR BAG DEPLOYMENT AS RESULT OF AN ACCIDENT .
Preliminary work
- Refer to DEACTIVATING THE 48 V ELECTRICAL SYSTEM .
- Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
WARNING:
Airbag unit
.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Before performing any work on the airbag, always disconnect the battery ground lead 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:
RISK OF DAMAGE
Damage to the steering wheel .
Incorrect handling of the tool may damage the steering wheel .
Damage to 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 use "levering" action. Instead, press in the Torx screwdriver toward the center of steering wheel only.
- Insert the Torx screwdriver T25 (1) diagonally upwards in the hidden opening on the rear of the steering wheel until a springing kind of resistance can be felt.NOTE: To provide a better overview: Schematic diagram with airbag unit removed.
- Push in Torx screwdriver T25 (1) diagonally upwards in arrow direction and press the wire spring towards middle of the steering wheel to unlock the airbag unit.
- Repeat procedure on the left side and carefully lift the airbag unit.
- Unlock and disconnect the plug connection (1) and remove the airbag unit.