Checking boost pressure sensor signals

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.

Restore the connectors.
Ignition on
Activate the readout of boost pressure sensor values.

Check that the value from boost pressure sensor 2 (MAP) does not deviate from that of boost pressure sensor 1 (BOP) by more than 200 mbar. Boost pressure sensor 1 (BOP) is used as the reference value in 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.

Are the values of the boost pressure sensors within 200 mbar of one another?

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