engine FORD MUSTANG 2003 Workshop Manual

49. Remove the auxiliary crankshaft pulley. For additional information, refer to
Crankshaft Pulley —
Auxiliary in this section.
50. Remove the clutch. For additional information, refer to Section 308 - 01 .
51. Remove the transmission wiring harness. 1. Remove the RH oxygen sensor connector from the bracket.
2. Disconnect the transmission wiring connector and remove the harness.
52. NOTE: LH is shown, RH is similar.
Remove the right and left exhaust manifold flange nuts, and position the exhaust manifold
aside.
53. Drain the engine oil. zInstall the drain plug when finished. Klj . 12 ba
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58. Remove the nut and the engine ground cable.
59. Disconnect the hose from the oil filter adapter.
60. Disconnect and remove the lower hose from the radiator.
61. Remove the ground strap bolt. Klj . 14 ba
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62. Remove the degas bottle support bracket.
63.
NOTE: RH side shown, LH side similar.
Remove the two engine mount nuts.
64. Lower the vehicle.
65. Remove the two screws and position the clutch cable aside. Klj . 15 ba
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66.
NOTE: RH is shown LH is similar.
Remove the right and left ignition coil covers.
67. Install the special tool.
68. Install the special tool.
69. Attach the special tool to a floor crane and the engine, and remove the engine from the vehicle. Klj . 16 ba
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DISASSEMBLY
Engine
SECTION 303-
01C: Engine — Cobra 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Slide Hammer
100-
001 (T50T-100- A) Remover, Crankshaft Vibration
Damper
303-
009 (T58P-6316- D) Holding Tool, Crankshaft
303-
448 (T93P-6303- A) Installer, Connecting Rod
303-
442 (T93P-6136- A) Remover, Crankshaft Rear Oil
Seal
303-
519 (T95P-6701- EH) Remover, Crankshaft Rear Oil
Slinger
303-
514 (T95P-6701- AH) Compressor, Valve Spring
(Intake)
303-
452 (T93P-6565- AR) Compressor, Valve Spring
(Exhaust) Klj . 1 ba
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4. Remove the bolts and the rear seal retainer plate.
5. Mount the engine on a workstand.
6. Remove the special tools.
7. Remove the drain plug and drain the engine coolant.
8. Disconnect the electrical connectors from the fuel pulse damper, exhaust gas recirculation
(EGR) vacuum regulator solenoid, supercharger bypass vacuum solenoid, and the differential Klj . 3 ba
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21. Disconnect the electrical connectors and remove the LH ignition coils.
22. Disconnect the camshaft position (CMP) sensor electrical connector.
23. Disconnect the engine coolant temperature (ECT) sensor electrical connector and unclip the
harness from the stud.
24. NOTE: LH is shown, RH is similar.
Disconnect the two radio ignition interference capacitor electrical connectors. Klj . 7 ba
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57. Remove the four bolts.
58. Remove the bolts, the studs, and the engine front cover.
59.
NOTE: The oil pan gasket is reusable if not damaged. Inspect the gasket and install new if
necessary.
Remove the bolts, the oil pan, and the gasket. Klj . 16 ba
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68. Remove the oil pump screen and pickup tube spacer.
69. Remove the spacers and the windage tray.
70.
NOTE: RH is shown, LH is similar.
Remove the RH and LH engine mounts.
71. Remove the bolts and remove the oil pump. Klj . 19 ba
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DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES
Cylinder Head
Disassembly
1. CAUTION: Do not place the cylinder head (6049) flat on the bench; the valves will
bend. CAUTION: Before disassembly begins, mark the valve position on the face of each SECTION 303-
01C: Engine — Cobra 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Compressor, Valve Spring
(Exhaust Side)
303-
567 (T97P-6565- AH) Compressor, Valve Spring
(Intake Side)
303-
452 (T93P-6565- AR) Holding Tool, Camshaft
303-
446 (T93P-6256- AHR) Air Operated Valve Spring
Holder
134-
R0207 or equivalent Installer, Valve Stem Oil Seal
303-
383 (T91P-6571- A)
Material Item Specification
Super Premium SAE 5W-20
Engine Oil
XO- 5W20- QSP or equivalent WSS-
M2C153-
H Klj . 1 ba
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