Checking Diagnostic Trouble Codes (DTCS)

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS CORPORATION

Fig 2: Connecting Connector

Courtesy of VOLVO CARS CORPORATION

• Ignition off
• Check the brake control module (BCM) connector. Check for contact resistance and oxidation
• Reinstall the components, reconnect the connectors etc.
• Ignition on
• Wait approximately 60 seconds
• Read off the status of the diagnostic trouble code (DTC).

  Replace the brake control module (BCM) if the status of the fault is permanent.

  Other information 

  • To access the control module connector, see CONNECTING THE BREAKOUT BOX, BRAKE CONTROL MODULE (BCM)
  • To replace the brake control module (BCM), see BRAKE CONTROL MODULE (BCM), REPLACING
  • see CONTENTS
  Fig 3: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

  Courtesy of VOLVO CARS CORPORATION

Was the status of the diagnostic trouble code (DTC) permanent? 

• YES 

  OKAY:  Troubleshooting has been completed.

• NO 

  see INFORMATION