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GENERAL PROCEDURES
Fittings —
Vapor Tube
Disconnect
1. WARNING: The evaporative emission system contains fuel vapor and condensed
fuel vapor. Although not present in large quantities, it still presents the danger of
explosion or fire. Disconnect the battery ground cable from the battery to minimize the
possibility of an electrical spark occurring, possibly causing a fire or explosion if fuel
vapor or fuel liquid is present in the area.
Disconnect the battery ground cable.
2. Disconnect the vapor tube from the fitting. 1. Squeeze the fitting.
2. Disconnect the vapor tube from the fitting.
Connect 1. Clean and inspect the fitting and the tube for damage.
2. Push the tube into the fitting until it snaps in place.
3. Pull on the connection to make sure the fitting is secure.
SECTION 310-
00: Fuel System — General Information 2003 Mustang Workshop Manual Klj . 1 ba
22003 Mustang Workshop Manual
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REMOVAL AND INSTALLATION
Fuel Tank
Removal
WARNING: Do not smoke, carry lighted tobacco or an open flame of any type when
working on or near any fuel- related components. Highly flammable mixtures are always present
and may be ignited, possibly resulting in personal injury.
WARNING: Fuel supply lines on all vehicles equipped with fuel injected engines will
remain pressurized for long periods of time after engine shutdown. Fuel system pressure must
be relieved prior to fuel system service to prevent possible personal injury or a fire hazard.
1. Disconnect the battery. For additional information, refer to Section 414 - 01 .
2. Relieve the fuel system pressure. For additional information, refer to Section 310 - 00 .
3. Drain the fuel tank. For additional information, refer to Section 310 - 00 .
4. Raise the vehicle. For additional information, refer to Section 100 - 02 .
5. Remove the filler pipe bolt and disconnect the filler pipe hose connections to the fuel tank.
6. Disconnect the fuel tank electrical connector.
SECTION 310-
01: Fuel Tank and Lines 2003 Mustang Workshop Manual Material
Item Specification
Serfactant
(Merpol)
ESE-
M99B144- B Klj . 1 ba
52003 Mustang Workshop Manual
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REMOVAL AND INSTALLATION
Fuel Filter
Removal
WARNING: Fuel supply lines on all vehicles equipped with fuel injected engines will
remain pressurized for long periods of time after engine shutdown. Fuel system pressure must
be relieved prior to fuel system service to prevent possible personal injury or a fire hazard.
1. Disconnect the battery. For additional information, refer to Section 414 - 01 .
2. Relieve the fuel system pressure. For additional information, refer to Section 310 - 00 .
3. Raise the vehicle. For additional information, refer to Section 100 - 02 .
4. Disconnect the filter push connect fittings. For additional information, refer to Section 310 - 00 .
5. Unsnap the filter from the bracket and remove.
Installation 1. To install, reverse the removal procedure.
SECTION 310-
01: Fuel Tank and Lines 2003 Mustang Workshop Manual Klj . 1 ba
22003 Mustang Workshop Manual
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REMOVAL AND INSTALLATION
Inertia Fuel Shutoff (IFS) Switch
Removal
1. Disconnect the battery. For additional information, refer to Section 414 - 01 .
2. Open the luggage compartment.
3. Remove the inertia fuel shutoff (IFS) switch electrical connector and screws and remove the switch.
Installation 1. To install, reverse the removal procedure.
SECTION 310-
01: Fuel Tank and Lines 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
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SPECIFICATIONS
SECTION 310-
03: Speed Control 2003 Mustang Workshop Manual Torque Specifications
Description Nm lb-
ft lb-
in Battery ground cable 7-
10 — 62-89
Horn contact screws 6.5-
7.5 — 58-66
Speed control actuator switch screws 6.5-
7.5 4.8-
5.5 —
Speed control servo bracket bolt 7 — 62 Klj . 1 ba
12003 Mustang Workshop Manual
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