Checking the side acceleration sensor signal

Fig 1: Identifying Ignition Switch ON Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition on.
• Read off the current value of the side acceleration sensor.

  The value should be approximately 2.5 V.

  If the value is incorrect, replace the side acceleration sensor.

  Additional information: 

  • To replace the side acceleration sensor, see Replacing the yaw rate sensor (1) and the lateral acceleration sensor in the center console (DSTC) .
  • For information on signals, see Signal specification, ABS / DSTC (dynamic stability and traction control) control module .
  Fig 2: Identifying VCT2000 Diagnostic Tool

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Identifying Side Acceleration Sensor Signal

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the value OK? 

• YES 

  Refer to Verification 

• NO 

  FAULT NOT FOUND:  Troubleshooting has been completed.