Acceleration/Deceleration Sensor: Service and Repair

Accelerometer and yaw angle sensor

Note! The illustrations in this service information are used for different model years and/or models. Some variation may occur. However, the essential information in the illustrations is always correct.

Preparatory work

Ignition off




Ignition off.

Removal

Removing panel and seat rail





Remove:
- the panels over the screws for the seat rails
- the 4 M10 screws for the seat rails.




Slide the seat back and fold the carpet to one side.

Removing body sensor cluster (BSC)





Note! Handle the body sensor cluster (BSC) with care as it is sensitive to mechanical damage.

Remove:
- the 2 screws for the bracket
- the connector
- the body sensor cluster (BSC).
Replace the sensor assembly together with the bracket.

Installation

Note! For tightening torques, see Tightening torque [1][2]Specifications

Installing body sensor cluster (BSC)

Install:
- body sensor cluster (BSC)
- the 2 screws for the bracket. Tighten. See: Tightening torque [1][2]Specifications
- the connector.

Installing panel and seat rail
Fold the carpet back into position. Slide the seat back into position.

Install:
- the 4 M10 screws for the seat rails
- the panels over the screws for the seat rails.

Finishing

Checking and adjusting
Perform calibration. See VIDA, Vehicle communication, calibration.




Turn on the ignition.
In the event of a fault in the sensor, the warning symbol is constantly lit and a fault message appears in the display on the driver information module (DIM).
Test drive the car after repair. See: Test Drive Form (DSTC (dynamic stability and traction control) /brake control module), description Test Drive Form (DSTC (Dynamic Stability and Traction Control) /Brake Control Module), Description