Signal too low: Verification

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

• Ignition off.
• Connect the combined instrument panel to the car without the breakout box.
• Raise the front wheels. Allow them to spin in gear at idling speed.

  Measure the pulse signal on the radio connector terminal B7.

  Other information: 

  • For information about signals, see Signal specification .
  • To connect the breakout box, see Connecting the measuring tool connector .
  Fig 1: Identifying Terminals

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 2: Identifying Frequency Meter Display

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is there a signal? 

• YES 

  VERIFIED:  Troubleshooting has been completed.

• NO 

  Refer to Information