Ford Mustang (1999-2004) Service Manual: Fuel Charging and Controls

The fuel injection supply manifold (9F792):

  • delivers fuel to the fuel injector.
  • receives fuel from the fuel supply line.

The throttle body:

  • controls air supply to the upper intake manifold by positioning the throttle plate.
  • connects the accelerator cable and, if equipped, the speed control actuator cable to the throttle lever.
  • is not adjustable.
  • cannot be cleaned.

The fuel injector:

  • is electrically operated by the powertrain control module (PCM).
  • has an internal solenoid that opens a needle valve to inject fuel into the lower intake manifold.
  • atomizes the fuel as the fuel is delivered.
  • is deposit-resistant. Do not clean.

The fuel pressure relief valve:

  • is used to inspect and relieve fuel pressure.

Fuel Charging Wiring Connections

Fuel Charging Wiring Connections

 

Fuel Charging Wiring Connections

Fuel Charging Wiring Connections

Fuel Charging and Controls

Refer to the Powertrain Control/Emissions Diagnosis (PC/ED) manual.

Idle Speed Adjustment

Powertrain Control/Emissions Diagnosis (PC/ED) manual

    Fuel Charging and Controls - Mach I 4.6L (4V)
    General Specifications Torque Specifications ...

    Throttle Body
    Removal 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 can ignite. Fai ...

    Other materials:

    Installation
    1. CAUTION: The timing chain procedures must be followed exactly or damage to the valve and pistons will result. Compress the tensioner plunger, using an edge of a vise. 2. While holding the ratchet mechanism, push the ratchet arm back into the tensioner ...

    Runout Check - Brake Disc and Hub
    Special Tool(s) Brake Measurement Kit 134-R0199 or equivalent Material Item Specification High Temperature Nickel Anti- Seize Lubricant F6AZ-9L494-AA ESE-M12A4- A CAUTION: The brake disc (1126) runout specification must ...

    Starting a gasoline engine
    When you start the engine, the idle speed increases, this helps to warm up the engine. If the engine idle speed does not slow down automatically, have your vehicle checked by an authorized dealer. Before starting the engine: • Make sure all occupants have f ...