Checking the signals for the boost pressure sensors

WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS OF NORTH AMERICA.

Reinstall the connectors
Ignition on.
Activate the read off for the programmed values.

Check that the value from the boost pressure sensor does not deviate from the manifold absolute pressure (MAP) sensor by more than 200 mbar. The value for the manifold absolute pressure (MAP) sensor is used as a reference value for this test.

Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Boost Pressure Sensor
Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the value OK?

YES
OKAY: Troubleshooting has been completed.
NO
Refer to Checking the boost pressure sensor signal