Battery Interrupt Igniter

Battery Interrupt Igniter

CAUTION!
Battery Interrupt Igniters (-N253) are pyrotechnic components. The same safety measures apply as with airbags. Observe safety precautions for work on airbags => [ Airbag Safety Precautions ] Airbag Safety Precautions.

• If Airbag Malfunction Indicator Lamp (MIL) (K75) lights up after a vehicle accident, check whether crash data is stored using. If this is the case, check in DTC memory whether for Battery Interrupt Igniter (-N253) there is entered the DTC 001 Resistance too large. If this is the case, Battery Interrupt Igniter (-N253) must be replaced.

Component location in luggage compartment, right side, under side cover for luggage compartment trim.

Removing

• To remove the airbag, battery must be disconnected with the ignition switched on.

- Switch on ignition.

- Disconnect battery.

- Open cover - 1 - for Battery Interrupt Igniter (-N253).





CAUTION!
Before disconnecting electrical connection, technician must discharge electrostatic energy. To do this, briefly touch door lock, for example.

- Disengage latch of electrical harness connector - 4 - and disconnect connector.

- Unscrew nuts - 2 - (Qty. 2) and remove Battery Interrupt Igniter (-N253).

• Observe disposal of pyrotechnic airbag units => [ Pyrotechnic Airbag Unit Disposal ] Procedures

Installing

CAUTION!
Battery Interrupt Igniters (-N253) are pyrotechnic components. The same safety measures apply as with airbags. Observe safety precautions for work on airbags => [ Airbag Safety Precautions ] Airbag Safety Precautions.

- Installation is performed in reverse order of removal, noting the following.

- Observe the specified Tightening torque.

- When connecting electrical connector, ensure it engages securely and locking mechanism is OK.

CAUTION!
No one should be in vehicle when connecting battery.

- Follow the safety precautions after connecting the battery.

- Finally, check DTC memory for airbag control module using and process if necessary.

Tightening torque:s: