2003 FORD MUSTANG engine

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Page 1965 of 4378

FORD MUSTANG 2003  Workshop Manual SPECIFICATIONS 
SECTION 303-
04C: Fuel Charging and Controls — Cobra 4.6L (4V) 2003 Mustang Workshop Manual General Specifications 
Item  Specification 
Lubricants and Chemicals 
SAE 5W-
20 Premium

Page 1972 of 4378

FORD MUSTANG 2003  Workshop Manual 6. Remove the PCV valve. 
7. Disconnect and remove the PCV hose. 
8. Disconnect the camshaft position (CMP) sensor electrical connector. 
9. Disconnect the engine coolant temperature (ECT) sensor elec

Page 1973 of 4378

FORD MUSTANG 2003  Workshop Manual 10. Remove the fuel charging wiring harness bracket bolt. 
11. Disconnect the following: 
�zThe 42- pin engine bulkhead electrical connector. 
�z The 16- pin electrical connector. 
12. Separate the wi

Page 1978 of 4378

FORD MUSTANG 2003  Workshop Manual REMOVAL AND INSTALLATION 
Fuel Injection Supply Manifold and Fuel Injector 
Removal and Installation 
 WARNING: Do not smoke or carry lighted tobacco or open flame of any type when 
working on or near

Page 1980 of 4378

FORD MUSTANG 2003  Workshop Manual 12. Remove the fuel supply manifold and fuel injectors as an assembly. 
13. Remove the anti-
rotation clips and the fuel injectors from the fuel supply manifold. 
14. NOTE:  Always install new O- ring

Page 1982 of 4378

FORD MUSTANG 2003  Workshop Manual SPECIFICATIONS 
SECTION 303-
04D: Fuel Charging and Controls — Mach I 4.6L (4V)  2003 Mustang Workshop Manual General Specifications 
Item  Specification 
Fluid/Lubricant Specification 
Super Premiu

Page 1985 of 4378

FORD MUSTANG 2003  Workshop Manual Item  Part 
Number  Description 
1  — Engine control sensor wiring 42 pin electrical 
connector 
2  — 16 pin electrical connector 
3  — Engine control jumper harness electrical connector 
4  —

Page 1991 of 4378

FORD MUSTANG 2003  Workshop Manual REMOVAL AND INSTALLATION 
Fuel Injectors 
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 mixt