Passive Occupant Detection System

Passive Occupant Detection System

CAUTION!
• Follow the safety precautions for pyrotechnic components.

• Follow the additional safety precautions for working on the passenger airbag deactivation seat occupied recognition system. Refer to => [ Passive Occupant Detection Sensor Safety Precautions ] Service Precautions.

• Follow the procedure for the passenger airbag deactivation seat occupied recognition system after an accident.

• The replacement part (service kit) for the seat occupied recognition system is already pre-calibrated and must not be separated under any circumstances.

CAUTION!
Follow the safety precautions for pyrotechnic components.

CAUTION!
The passenger occupant detection system service kit is precalibrated and must not be disconnected. For information on the contents of the service kit.

• The seat occupied recognition system is only installed on the passenger seat.

Removal

- Disconnect the battery ground cable with the ignition switched on.

- Remove passenger seat:

• Manual seats, refer to => [ Seat ] Manual Seats.

• Power seat, refer to => [ Seat ] Power Seats.

- Attach front seat to (VAS 6136), refer to => [ Installing Seat On VAS 6136 ] Installing Seat on VAS 6136.

- Remove backrest:

• Manual seats, refer to => [ Backrest ] Manual Seats.

• Power seat, refer to => [ Backrest ] Power Seats.

- Disconnect the connector - 6 -.





- Remove screws - 2 -.

- Remove cover with upholstery from seat pan, refer to => [ Seat Pan Cover and Upholstery ] Seat Covers and Upholstery.

- Open the guide clip - 8 -.

CAUTION!
Connectors - 3 - and - 7 - must not be separated.

- Slide Seat Occupied Recognition Pressure Sensor (G452) - 4 - sideways from clip - 9 -.

- Fold the cushion - 5 - upward.





• The cushion is included as part of the service kit.

• Clip - 4 - must not be separated.

• The hard foam insert in the crease is not included in the service kit.

- Remove the clips - 2 - and - 3 -.

- Carefully the pull seat occupied recognition mat - 1 - with upholstery - 5 - upward while guiding the seat occupied recognition pressure sensor (G452) and the seat occupied recognition control module (J706) through the seat pan.

CAUTION!
The pressure hose and the Seat Occupied Recognition Mat - 1 - must not be kinked under any circumstances during repairs.

- Remove the entire seat occupied recognition system.

Installation

CAUTION!
• Follow the safety precautions for pyrotechnic components.

• Before handling pyrotechnical components (for example, connecting electrical connector), the person handling them must "discharge static electricity ". For example, by briefly touching the door striker pin.

• The hard foam insert in the cover is not part of the service kit. Reuse the insert that is already in the seat cover.

- Guide Seat Occupied Recognition Pressure Sensor (G452) and Seat Occupied Recognition Control Module (J706) from above through seat pan without disconnecting connectors.







CAUTION!
The pressure hose and the Seat Occupied Recognition Mat - 1 - must not be kinked under any circumstances during repairs.

- Pull the cover between the seat pan and passenger occupant detection system mat - 1 - so that it is smooth and free of creases.

- Secure the seat occupied recognition mat - 1 - with the clips - 2 - and - 3 -.

- Secure Seat Occupied Recognition Pressure Sensor (G452) - 4 -.





- Tighten the seat occupied recognition control module (J706) with the bolts - 2 -.

- Connect connector - 6 -.

- Install cover with upholstery on seat pan, refer to => [ Seat Pan Cover and Upholstery ] Seat Covers and Upholstery.

Further installation is performed in the reverse order of removal.

CAUTION!
Ensure that electrical connections are pushed in as far as stop and engage with a click.

- Switch on ignition.

CAUTION!
Connect the battery with the ignition switched on. Pyrotechnic components could deploy after connecting the battery if they were not repaired correctly. Individuals must not be inside the vehicle when connecting the battery.

- Connect battery ground cable with ignition switched on.

• If Airbag Malfunction Indicator Lamp (MIL) (K75) indicates a fault after installation, DTC memory must be checked, deleted and checked again.

- When installing a new service kit, run the following program in Guided Fault Finding under "Airbag" after installing the passenger seat:

• Seat Occupied Recognition Control Module (J706) basic setting