2000 Ford Excursion 5.4 L, RWDFACTORY OEM SERVICE PROCEDURE

Fuel System Pressure Release

WARNING: Always relieve fuel pressure before disconnecting any component under fuel pressure. DO NOT allow fuel to contact engine or electrical components.
  1. Remove fuel tank cap. Using Fuel Pressure Gauge (T80L-9974-B), release pressure from system at pressure relief valve (Schrader valve) located on fuel injection manifold rail. Place fuel pressure gauge in a suitable container. Using gauge, release pressure from system.
  2. If fuel pressure gauge is not available, disconnect Inertia Fuel Shutoff (IFS) switch. See INERTIA FUEL SHUTOFF (IFS) SWITCH LOCATION  table. Remove fuel cap to release fuel tank pressure. Crank engine for 15 seconds to release system pressure.
INERTIA FUEL SHUTOFF (IFS) SWITCH LOCATION

Application Location
Econoline & Pickup Behind Right Side Of Instrument Panel
Excursion Behind Right Kick Panel
Expedition & Navigator Behind Right Side Of Instrument Panel
Explorer & Mountaineer In Instrument Panel, Below Radio
Ranger Behind Right Side Of Instrument Panel, Below Glove Box
Super Duty Behind Right Kick Panel
Villager Behind Left Side Of Instrument Panel
Windstar Lower Left "A" Pillar, Under Instrument Panel
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.