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Home >> Mercury >> 1994 >> Villager LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 76 (Engine Controls - Basic Testing - 5.8L) >> Fuel System >> Fuel Pressure

Fuel Pressure

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WARNING: Inspect fuel system for leaks or damage before testing fuel pump.
NOTE: For fuel pressure specifications, see FUEL PRESSURE SPECIFICATIONS article.

Release fuel pressure. Install fuel pressure gauge. Fuel pump may be activated by grounding fuel pump lead at Self-Test connector. Using a jumper lead, ground FP terminal with ignition on. This activates fuel pump. See Fig 1 . For fuel pressure specifications, see FUEL PRESSURE SPECIFICATIONS article. For additional testing information, see FUEL SYSTEM in SYSTEM/COMPONENT TESTS - EEC-IV (5.8L) article in the ENGINE PERFORMANCE section.

Fig 1: Identifying Fuel Pump Self-Test Connector
G90I04610Courtesy of FORD MOTOR CO.