Faulty Signal (2004, 2005, 2006, 2007): Verification: Verification

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

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Connecting Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off
• Reinstall the connectors, components etc.
• Ignition on.

  Activate reading the value from the manifold absolute pressure (MAP) sensor and the atmospheric pressure sensor.

  Check the difference between the pressure readings. Check that the difference is not greater than 70 hPa. The fault has been remedied if the difference is 70 hPa or less. The function is faulty if the difference is greater than 70 hPa.

  Fig 3: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the difference 70 hPa or less? 

• YES 

  VERIFIED:  Troubleshooting has been completed.

• NO 

  Refer to INFORMATION