buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Fuel Pressure Release > < Component Locations|Page 6481
Page 1
background image

Fuel Pressure: Specifications

FUEL PRESSURE

1. Ignition "OFF" for 10 Seconds.
2. With ignition "ON," engine "OFF" and fuel pump running, pressure should be 333-376 kPa (48-55 psi).

For additional fuel pressure testing, See: Computers and Control Systems/Testing and Inspection/Diagnostic Trouble Code Tests and Associated
Procedures/Related Tests and Information/A Charts/Chart A-7 Fuel System Diagnosis/Diagnostic Chart

Fuel Pressure Release > < Component Locations|Page 6481