seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

Passenger protection|Airbag > < Side airbags
Removing and installing airbag control unit
Removing and installing airbag control unit
Removal
  WARNING
Observe safety regulations for pyrotechnic components → Chapter.
–  Disconnect battery earth cable with ignition switched on → Electrical system; Rep. gr.27.
–  Remove centre console: → Chapter.
   
–  Unscrew bolt -1- in driver's footwell.
–  Discharge static. Briefly touch car body or lock quoin of door.
–  Open catch on plug -arrow- and detach electrical connector -5-.
–  Unscrew bolts -3- and -4- in front passenger's footwell.
–  Lift airbag control unit -2- clear of studs and remove towards front passenger side.
Installation
  WARNING
t  Observe safety regulations for pyrotechnic components → Chapter.
t  Before handling pyrotechnic components (e.g. connecting the electrical connector), the person handling them must ensure that he/she is „electrically discharged“. for example by briefly grasping hold of door striker plate.
Installation is carried out in the reverse sequence; note the following:
  Note
Make sure electrical connectors are correctly fitted and engage with a click.
  WARNING
The battery must be connected with the ignition switched on. If pyrotechnic components (e.g. airbag or belt tensioner) are inexpertly repaired, this may result in unwanted triggering after connecting the battery. There must not be anyone in the vehicle while you are connecting the battery.
–  Connect battery earth cable with ignition switched on → Electrical system; Rep. gr.27.
  Note
t  If the airbag warning lamp -K75- indicates a fault following installation, the event memory must be read, cleared and then read again → Vehicle diagnostic tester.
t  If a new airbag control unit is installed -J234- the control unit must be encoded → Vehicle diagnostic tester.
t  The airbag control unit -J234- is earthed via the housing with the bodywork.
Information for the fitter: for example tightening torques, renewing components → Chapter.
  A69-10676

Passenger protection|Airbag > < Side airbags