Ford Mustang (1999-2004) Service Manual: Pressure Relief

Special Tool(s)

Fuel Pressure Gauge 310-012 (T80L-9974-B)

WARNING: Do not smoke or carry lighted tobacco or open flame of any type when working on or near any fuel-related components. Highly flammable mixtures are always present and may be ignited, resulting in possible personal injury.

WARNING: Fuel in the fuel system remains under high pressure even when the engine is not running. Before servicing or disconnecting any of the fuel lines or fuel system components, the fuel system pressure must be relieved to prevent accidental spraying of fuel, causing personal injury or a fire hazard.

1. Remove the Schrader valve cap and install the Fuel Pressure Gauge.

Pressure Relief

2. CAUTION: Open the manual valve slowly on the Fuel Pressure Gauge.

Relieve the fuel pressure.

  • Place the fuel in a suitable container.

Pressure Relief

    Fuel System (Description and Operation)
    Component Location   WARNING: Do not smoke or carry lighted tobacco or open flame of any type when working on or near any fuel-related components. Highly flammable mixtures are always prese ...

    Fuel Tank Draining
    Special Tool(s) Fuel Storage Tanker 164-R3202 or equivalent Fuel Tank Drain Hose 310-F013 WARNING: Do not smoke or carry lighted tobacco or an open flame of any type whe ...

    Other materials:

    Air Intake Scoop Bracket
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    Engine Coolant Temperature (ECT) Sensor - 4.6L (2V)
    Removal 1. Disconnect the battery ground cable. For additional information, refer to Section. 2. Partially drain the cooling system. For additional information, refer to Section. 3. Disconnect the engine coolant temperature (ECT) sensor (12A648) ...

    Shock Absorber
    Removal WARNING: All vehicles are equipped with gas pressurized shock absorbers which will extend unassisted. Do not apply heat or flame to the shock absorbers during removal or component servicing. Failure to follow these instructions can result in personal ...