Checking the wheel sensor and pulse wheel

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.
• Remove the wheel for better access.

  Check that the relevant wheel sensor is mounted tightly against the shaft/hub. Check that there is no dirt between the sensor and mating surface.

  Check that the toothed wheel is properly mounted and is free from damage (all teeth intact, no scratches or deformity, etc.)

  Remedy as necessary.

  Other information 

  • See Wheel sensor, front, replacing
  • See Wheel sensors, rear, replacing
  Fig 2: Identifying Wheel Sensor

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Checking the connectors and cables