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Home >> Volkswagen >> 2023 >> ID.4 S >> Repair and Diagnosis >> External Pages >> Different car >> Section 143 (Passenger Protection, Airbags, Seat Belts) >> 69 Passenger Protection, Airbags, Seat Belts >> Battery Interrupt Igniter >> Battery Interrupt Igniter, Removing And Installing >> Removing

Battery Interrupt Igniter, Removing And Installing: Removing

WARNING: This page is about a different car, the 2023 Volkswagen Arteon. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Observe the general safety precautions for pyrotechnical components. Refer to SAFETY PRECAUTIONS WHEN WORKING WITH PYROTECHNIC COMPONENTS .

Observe the disposal regulations for pyrotechnical components. Refer to AIRBAG, BELT TENSIONER AND BATTERY CUT-OUT UNITS, STORING, TRANSPORTING AND DISPOSING (PYROTECHNIC COMPONENTS) .

NOTE:

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.

The Battery Interrupt Igniter -N253- is only available as a replacement part with the Fuse Panel A -SA-.

When just replacing the Battery Interrupt Igniter -N253-, remove it from the replacement part and install it in Fuse Panel A -SA- as follows.

-- Disconnect the battery ground cable when the ignition is turned on. Refer to BATTERY, DISCONNECTING AND CONNECTING .

-- Loosen the nut -1- several turns and remove the battery positive cable terminal clamp with the Fuse Panel A -SA- from the battery terminal.

Fig 1: Fuse Box Cover, Removal
GWWA97-10316Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the Fuse Panel A -SA- upward.

-- Release the spring -3- and open the flap -2- over Fuse Panel A -SA- upward in direction of -arrow-.

Fig 2: Identifying Battery Interrupt Igniter Components
GWWA69-10280Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
CAUTION:

Pyrotechnical components can deploy unintentionally.

Risk of injury.

- Discharge static electricity: briefly touch the door striker.

-- Remove the nuts -2 and 3-.

-- Remove the battery interrupt igniter -4-.

-- To do this, open the connector lock -5- using a small screwdriver and disconnect the connector -1-. 

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