2003 FORD MUSTANG engine oil

10. Disconnect the cylinder head temperature (CHT) sensor electrical connector on the back of the
left cylinder head.
11. Disconnect the engine oil pressure sender electrical connector.
12. Disconnect the fuel pressure sensor electrical connector. 13. Disconnect the LH heated oxygen sensor (HO2S) electrical connector. Klj . 3 ba
42003 Mustang Workshop Manual
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Item Part
Number Description
1 — Engine control sensor wiring —
42 pin electrical
connector 2 — RH heated oxygen sensor (HO2S) electrical
connector
3 — LH heated oxygen sensor (HO2S) electrical
connector
4 — Ground wire electrical connector
5 — LH ignition coil electrical connectors
6 — Fuel pressure sensor electrical connector
7 — Fuel temperature sensor electrical connector
8 — Power distribution box battery feed electrical wire
9 — 2 pin electrical connector
10 — 4 pin electrical connector
11 — Camshaft position sensor (CMP) electrical
connector Klj . 2 ba
32003 Mustang Workshop Manual
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12 — Coolant reservoir bottle electrical connector
13 — Radio ignition interference capacitor electrical
connector
14 — Fuel injector electrical connectors
15 — Exhaust vacuum regulator (EVR) electrical
connector
16 — Differential pressure feedback EGR electrical
connector
17 — RH ignition coil electrical connectors
18 — Ignition coil electrical connectors
19 — Throttle position (TP) sensor electrical connector
20 — Idle air control (IAC) solenoid electrical connector
21 — Voltage regulator electrical connector
22 — Engine coolant temperature (ECT) electrical
connector
23 — Generator battery electrical connector
24 — Radio ignition interference capacitor electrical
connector
25 — Crankshaft position (CKP) sensor electrical
connector
26 — Air conditioning compressor clutch electrical
connector
27 — 16 pin electrical connector Klj . 3 ba
32003 Mustang Workshop Manual
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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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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 Synthetic Blend Motor Oil, XO-5W20- QSP WSS-
M2C153- H
Torque Specifications Description Nm lb-
in Battery ground bolt 10 89
Throttle body bolts 9 80
Fuel injection supply manifold bolts 10 89
42-
pin engine bulkhead electrical connector bolt 6 53
Ignition coil cover bolts 10 89
Battery supply wire nut to power distribution box 8 71
Battery supply wire nut to generator 8 71 Klj . 1 ba
12003 Mustang Workshop Manual
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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 any fuel related components. Highly flammable mixtures are always present
and can ignite. Failure to follow these instructions can 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 system pressure must be relieved. Failure to follow these instructions
can result in personal injury.
1. Disconnect the battery ground cable.
2. Remove the air cleaner outlet tube. For additional information, refer to Section 303 - 12 .
3. Release the fuel pressure. For additional information, refer to Section 310 - 00 .
4. Disconnect the fuel supply hose spring lock coupling. For additional information, refer to Section 310 - 00 .
5. Remove the exhaust gas recirculation (EGR) valve and the exhaust manifold- to-EGR valve
tube. For additional information, refer to Section 303 - 08 .
6. Remove the throttle body and spacer assembly.
7. Disconnect the vacuum hose.
SECTION 303-
04C: Fuel Charging and Controls — Cobra 4.6L (4V) 2003 Mustang Workshop Manual Material
Item Specification
SAE 5W-
20 Premium Synthetic
Blend Motor Oil
XO- 5W20- QSP WSS-
M2C153-
H Klj . 1 ba
42003 Mustang Workshop Manual
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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- rings.
NOTE: Lubricate the O- rings with clean engine oil to aid installation.
NOTE: Make sure the anti- rotation clips are installed.
To install, reverse the removal procedure. Klj . 3 ba
42003 Mustang Workshop Manual
18. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

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 Premium SAE 5W-30, XO-5W30-
QSP WSS-
M2C153- G
Torque Specifications Description Nm lb-
ft lb-
in Battery ground bolt 10 — 89
Throttle body bolts 9 — 80
Fuel injection supply manifold bolts 10 — 89
42 pin engine bulkhead electrical connector bolt 6 — 53
Ignition coil cover bolts 10 — 89
Battery supply wire nut to power distribution box 8 — 71
Battery supply wire nut to generator 8 — 71
Air intake scoop bolts 25 18 —
Air intake scoop bracket bolt 25 18 —
Air intake scoop bracket nuts 25 18 —
Air intake scoop bracket throttle body nut 9 — 80
Exhaust gas recirculation (EGR) vacuum regulator solenoid bolts 10 — 89
Wiring harness bracket bolt 20 15 — Klj . 1 ba
22003 Mustang Workshop Manual
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