Checking Vehicle Speed Signal (1999-2004): Verification: Notes

HINT: After carrying out the repair, check that the fault has been remedied as follows: 

Fig 1: Engine Start Verification

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Connector Wires

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Connecting Control Unit

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.
• Lift car so that the front wheels hang free (on AWD rear wheels as well) and remove the wheels.
• Engine idling.
• Select a gear so the front wheels start to rotate.
• Read off the value for speed.

  Check vehicle speed signal

  NOTE:

  Ensure that the wheels are not rotating when the gear selector is moved.

  Fig 4: Identifying VCT2000

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the value for speed updated? 

• YES 

  OKAY:  Troubleshooting has been completed.

• NO 

  Refer to Fault-tracing information