Lateral Accelerometer: Service and Repair
Replacing combination sensorPreliminary work
Note:
The combination sensor is located under the center console.
The functions listed below are integrated into the combination sensor:
^ Rate-of-turn sensor
^ Lateral acceleration sensor
^ Axial acceleration sensor
1. Disconnect battery.
2. Remove center console cover and cup holder.
3. Remove triggering unit for airbag.
General warning notes
Warning notes
ATTENTION:
Increased risk of accident if combination sensor is uncalibrated or incorrectly calibrated.
^ Possible danger of damage or injury.
^ After installation or replacement of combination sensor, calibrate vehicle with the Piwis tester.
^ Calibration must only be performed with the vehicle >> standing horizontally with the brakes off <<.
Replacing combination sensor
Separate the cross bar of the carpet -arrow -. Underneath is the combination sensor.
First push on the combination sensor connector firmly (makes removal easier!). -arrow-. Lift connector lock and then remove connector!
Replace combination sensor. Tightening torque: 8 (6 ft lb.) Nm ± 1 (0.5 ft lb.) Nm
Subsequent work
1. Install triggering unit for airbag.
2. Install center console cover.
3. Connect the battery.
Note: After installation or replacement of combination sensor, calibrate vehicle.
^ Calibration must only be performed with the vehicle >> standing horizontally with the brakes off <<.
4. Calibrate combination sensor. To do this connect the Piwis tester:
Select >> Vehicle Cayenne >> System PSM >> Actual values menu >> Security code << (at end of list). Note the security code. Quit >> Actual values menu <<.
5. Select >> Calibration menu <<. Enter security code. Calibrate >> Lateral acceleration sensor << and >> Axial acceleration sensor << in sequence using the menu.