Checking connectors

Check boost pressure sensor connector for intermittent contact resistance, oxidation according to Contact resistance and oxidation .

Other information

To access/replace the boost pressure sensor, see Manifold absolute pressure (MAP) sensor, replacing .
To access/replace the engine control module (ECM), see Engine control module (ECM), replacing .
For information about signals on 5-cyl engines, see Signal specification .
For information about signals on 6 cylinder engines:
- For 6 cylinder engines -2001, see Signal specification
- For 6 cylinder engines 2002-, see Signal specification
- For 6 cylinder engines -2004, see Signal specification
- For 6 cylinder engines 2005-, see Signal specification .

Fig 1: Identifying Boost Pressure Sensor Connector Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Boost Pressure Sensor

Courtesy of VOLVO CARS OF NORTH AMERICA.