Checking components and connectors

Check the boost pressure sensor connector. Check for contact resistance and oxidation.

Check that the boost pressure sensor is correctly installed and has not come loose.

HINT: The fault may be due to a defective boost pressure sensor. The boost pressure sensor may be defective if the above fault tracing and corrective action does not remedy the fault. 

Remedy as necessary.

Other information: 

• To access or replace the boost pressure sensor, see Temperature and pressure sensor, replacing
• See Contents .

Fig 2: Identifying Boost Pressure Sensor Connector Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 4: Identifying Boost Pressure Sensor

Courtesy of VOLVO CARS OF NORTH AMERICA.

Refer to Verification