Measuring fuel pressure

WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Test Driving Vehicle

Courtesy of VOLVO CARS OF NORTH AMERICA.

Corrective actions:

Start the engine.
Drive the car and read off fuel pressure while the car is being driven. The fuel pressure should be:375-395 kPa (54.4 - 57.3 psi) .

CAUTION:

Note At constant engine loads the fuel pressure should be stable. At acceleration or during engine braking the fuel pressure may vary between the maximum and minimum readings.