2003 FORD MUSTANG fuel

6. Disconnect the following connections:
zFour ignition coils
z Four fuel injectors
z Positive crankcase ventilation (PCV) hose from valve cover.
7. Disconnect the following connectors: zRH radio ignition interference capacitor
z Engine coolant temperature (ECT) sensor 8. Disconnect the 16 pin connector Klj . 2 ba
142003 Mustang Workshop Manual
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18. Disconnect the generator connectors:
zBattery power supply wire
z Voltage regulator
19. Disconnect the following connectors: zLH fuel injectors
z LH ignition coils
20. Disconnect the following connectors: zExhaust vacuum regulator (EVR)
z Ground wire
21. Disconnect the EGR pressure transducer electrical connector. Klj . 5 ba
142003 Mustang Workshop Manual
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22. Disconnect the fuel pressure sensor electrical connector and the vacuum hose.
23. Slide cover up and remove the nut and the power distribution box battery supply wire.
24.
NOTE: These two connectors are located under the power distribution box.
Disconnect the two connectors.
25. Disconnect the main vacuum hose. Klj . 6 ba
142003 Mustang Workshop Manual
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26. Disconnect the vacuum lines
27. Squeeze the two locking tabs, and remove the accelerator cable and the speed control cable (if
equipped) from the bracket and position aside.
28. Separate the fuel charging wiring (9D930) from the rear of the intake manifold (9424) and remove from the vehicle.
Installation 1. Position the fuel charging wiring in the vehicle and attach to the rear of the intake manifold. Klj . 7 ba
142003 Mustang Workshop Manual
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6. Install the battery supply wire, tighten the nut and close the cover.
7. Connect the fuel pressure sensor and the vacuum hose.
8. Connect the EGR pressure transducer electrical connector.
9. Connect the following connectors:
zGround wire
z Exhaust vacuum regulator (EVR) Klj . 9 ba
142003 Mustang Workshop Manual
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10. Connect the following connectors:
zLH fuel injectors
z LH ignition coils
11. Connect the following generator connectors: zVoltage regulator
z Battery supply
12. Install the wiring harness retainers to the power steering reservoir bracket.
13. Connect the following connectors: zLH radio ignition interference capacitor
z CMP sensor 14. Connect the coolant reservoir electrical connector. Klj . 10 ba
142003 Mustang Workshop Manual
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20. Lower the vehicle.
21. Connect the 16 pin connector.
22. Connect the following connectors:
zECT sensor
z RH radio ignition interference capacitor
23. Connect the following connectors: zPCV hose
z Four fuel injectors
z Four ignition coils Klj . 12 ba
142003 Mustang Workshop Manual
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REMOVAL AND INSTALLATION
Fuel Injection Supply Manifold
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 may be ignited. Failure to follow these instructions may result in personal injury.
WARNING: Fuel in the fuel system remains under high pressure even when the engine is
not running. Before working on or disconnecting any of the fuel lines or fuel system
components, the fuel pressure must be relieved. Failure to follow these instructions may result
in personal injury.
1. Disconnect the battery ground cable (14301). For additional information, refer to Section 414 -
01 .
2. Disconnect the air cleaner outlet tube. For additional information, refer to Section 303 - 12 .
3. Relieve the fuel pressure. For additional information, refer to Section 310 - 00 .
4. Disconnect the fuel line. For additional information, refer to Section 310 - 00 .
5. Remove the throttle body (9E926). For additional information, refer to Throttle Body in this
section.
6. Remove the idle air control (IAC) hose and position it out of the way.
7. Remove the positive crankshaft ventilation (PCV) hose.
SECTION 303-
04B: Fuel Charging and Controls — 4.6L (2V) 2003 Mustang Workshop Manual Klj . 1 ba
82003 Mustang Workshop Manual
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