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Home >> Ford >> 1994 >> Probe Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 129 (Engine Controls - System & Component Tests - EEC-V) >> Fuel System >> Fuel Delivery >> Fuel Pump Relay
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Fuel Pump Relay

WARNING: This page does not describe the selected car, but rather 35 other vehicles, including the 1996 Mercury Tracer, 1996 Mercury Sable, 1996 Mercury Mystique, 1996 Mercury Grand Marquis, and 1996 Mercury Cougar. However, it is still accessible from the selected car via links, so may be relevant.

See FUEL PUMP RELAY  under MODULES, MOTORS, RELAYS & SOLENOIDS.

CAUTION: Inspect fuel system for leaks and damage before testing fuel pump.

  1. 1) System Integrity Check

    Perform the following checks:
    • Visually inspect fuel system (fuel lines, filter, pump, injectors, pressure regulator, etc.).
    • Ensure Inertia Fuel Shutoff (IFS) switch reset button is not in upper (tripped) position.
    • Ensure battery is fully charged and fuel-related fuses are okay.
    • Check fuel tank contents and fuel gauge accuracy. On vehicles with 2 fuel tanks, check both tanks. If any fault is detected, repair as necessary. If system checks are okay, go to next step.
  2. 2) Check Fuel Pressure

    Install fuel pressure gauge. Check and record fuel pressure. For 1995 fuel pressure specifications, see FUEL PRESSURE SPECIFICATIONS article. For 1996 fuel pressure specifications, see FUEL PRESSURE SPECIFICATIONS article. If fuel pressure is as specified, testing is complete. If fuel pressure is not as specified, proceed as follows:

    • For Natural Gas Vehicles

      Go to CIRCUIT TEST HB, step 1)  under CIRCUIT TESTS in appropriate G - TEST W/CODES article.
    • For Models Except Natural Gas Vehicles

      Go to CIRCUIT TEST HC, step 1)  under CIRCUIT TESTS in appropriate G - TEST W/CODES article.