Signal too low. Permanent fault: Verification: Verification

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

Fig 1: Identifying Ignition Switch ON Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Connector(s) Reinstallation

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.
• Reconnect connectors, reinstall components
• Ignition on.
• Read off the intake air temperature (IAT).

  The Intake Air Temperature (IAT) sensor is integrated into the Mass Air Flow (MAF) sensor.

  Fig 3: Identifying VCT2000 Diagnostic Tool

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 4: Identifying Temperature Sensor - Intake (Turbocharged Engines Only, 2002-2004)

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the temperature within its permitted range? 

• YES 

  VERIFIED:  Troubleshooting has been completed.

• NO 

  Refer to Information