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Removing and installing side airbag crash sensor G179/G180 > < General view of airbag crash sensors
Removing and installing side airbag crash sensor on driver sideG179
Removing and installing side airbag crash sensor on driver side -G179-
  Note
Contrary to its designation, the side airbag crash sensor on driver side -G179- is fitted in the centre of the vehicle.
Removing
  WARNING
Heed the safety regulations for pyrotechnic components → Chapter.
–  With the ignition switched on, disconnect the battery earth wire → Electrical system; Rep. gr.27.
   
–  Open the front lid.
–  Screw out the bolt -3- and detach the front airbag crash sensor -4-.
  WARNING
Before handling pyrotechnic components (for example to unplug the connector), the person concerned must „discharge static“, for instance by briefly grasping hold of the door striker plate.
–  Pull out the connector locking element -1--arrow-, press down and unplug the connector -2- at the crash sensor.
Installing
  WARNING
t  Heed the safety regulations for pyrotechnic components → Chapter.
t  Before handling pyrotechnic components (for example to plug in the connector), the person concerned must „discharge static“, for instance by briefly grasping hold of the door striker plate.
Install in reverse order, paying attention to the following:
  Note
t  Make sure the connectors are pressed on as far as they will go and are heard to engage.
t  Take care not to trap any wires.
  WARNING
The battery must be connected with the ignition switched on. If pyrotechnic components (airbag, belt tensioner for example) are inexpertly repaired, this may result in unwanted triggering after connecting the battery. There must not be anyone in the vehicle when connecting the battery.
–  With the ignition switched on, connect the battery earth wire → Electrical system; Rep. gr.27.
  Note
If the airbag warning lamp -K75- indicates a fault following installation, the event recorder must be interrogated, erased and interrogated again → Vehicle diagnostic tester.
Notes on installation: For example tightening torques, component replacement → Chapter.
  A69-10619

Removing and installing side airbag crash sensor G179/G180 > < General view of airbag crash sensors