Ford Mustang (1999-2004) Service Manual: 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 present and may be ignited, resulting in possible personal injury.
The vehicle:
- uses a returnless fuel system.
- is equipped with a multiport fuel injection (MFI) system.
- uses separately controlled fuel injectors (9F593) for each cylinder. The fuel injectors are mounted to the intake manifold.
- fuel injectors are supplied with pressurized fuel from the fuel pump (9350) through the fuel injection supply manifold (9D280).
- fuel injection supply manifold is controlled by the electronic fuel delivery module which is enabled by the powertrain control module (PCM) (12A650).
Fuel System
Refer to the Powertrain Control/Emissions Diagnosis (PC/ED) manual.
Fuel System - General Information
General Specifications
...
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. ...
Other materials:
Accessory Drive
General Specifications
Item
Specification
Accessory drive belt
6 ribs
Supercharger drive belt
8 ribs
Torque Specifications
...
Component Tests
Idle Air Control (IAC) Valve
1. Open the hood.
2. NOTE: Key symptom is elevated idle speed while noise is occurring.
NOTE: "Snapping" the throttle can induce the noise.
Verify the condition by operating the vehicle for a short time.
3. Inspect the IAC valv ...
Acceleration Control (Description and Operation)
Component Locations
The throttle is controlled by the accelerator cable which is connected to the
accelerator pedal and
shaft.
The accelerator pedal and shaft should travel smoothly from the idle to
the wide-open throttle
(WOT) positions. Hesi ...
