Battery Interrupt Igniter, Removing And Installing: Removing
- Follow all safety precautions when working on pyrotechnic components. Refer to SAFETY PRECAUTIONS WHEN WORKING WITH PYROTECHNIC COMPONENTS .
- Follow all regulations when disposing of pyrotechnic components. Refer to AIRBAG, BELT TENSIONER AND BATTERY CUT-OUT UNITS, STORING, TRANSPORTING AND DISPOSING (PYROTECHNIC COMPONENTS) .
If the Airbag Indicator Lamp -K75- turns on after a collision, check whether crash data is stored using the Vehicle Diagnostic Tester. If this is the case, check if the fault >>Resistance too high<< is stored in the DTC memory for the Battery Interrupt Igniter -N253-. If this is the case, the Battery Interrupt Igniter -N253- must be replaced.
The Battery Interrupt Igniter -N253- interrupts the electrical circuit each time an airbag is deployed. The Battery Interrupt Igniter -N253- must be replaced after a deployment.
-- Remove the luggage compartment floor.
-- Disconnect the battery ground cable when the ignition is turned on. Refer to BATTERY, DISCONNECTING AND CONNECTING .
-- Remove the tool box with the vehicle tools.
-- Remove the wires -4 and 5-.
-- Press the wires to the side.
-- Release the catch and open the lid -4- in direction of -arrow-.
-- Remove the nuts -3 and 5-.
Before handling pyrotechnic components (for example, disconnecting the connector), the person handling it must "discharge static electricity". For example, this can be done by briefly touching the door striker.
-- Remove the Battery Interrupt Igniter -N253-.
-- Disconnect the connector -1- on the ignition -2- to do so release the connector lock with a small flat-head screwdriver.