Checking the connectors and cables

Check the connectors of the brake control module (BCM) and the relevant wheel sensors for contact resistance and oxidation.

Check the connectors and cable insulation for damage.

Check that the wheel sensor cables are not too close to sources of interference.

Remedy as necessary.

Other information 

• See Wheel sensor, front, replacing
• See Wheel sensors, rear, replacing
• See Signal specification, brake control module (BCM) with STC/TRACS
• See Signal specification, brake control module (BCM) with DSTC (dynamic stability and traction control)
• See Checking wiring and terminals

Fig 1: Breakout Box

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  FAULT NOT FOUND:  Troubleshooting has been completed.