2003 FORD MUSTANG engine

16. Disconnect the vacuum line to the fuel pressure sensor. Item Part Number Description
1 — To crankshaft position sensor
2 — To A/C compressor
3 — To radio ignition interference capacitor (2)
4 — To fuel injectors (8)
5 — To ignition coils (8)
6 — To engine coolant temperature sensor
7 — To throttle position sensor
8 — To idle air control valve
9 — To EGR vacuum regulator
10 — To differential pressure feedback EGR
11 — To fuel pressure regulator
12 — Fuel injection ground
13 — To generator
14 — To camshaft position sensor
15 — To body
16 — To heated oxygen sensor (2)
17 — Engine bulkhead connector
18 — To low coolant sensor
19 — To body
20 — To power distribution box
21 — To body Klj . 6 ba
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29.
CAUTION: Do not use metal scrapers, wire brushes, power abrasive discs or other
means to clean sealing surfaces. These tools cause scratches and gouges which make
leak paths.
Remove the water bypass tube. 1. Remove the nut.
2. Remove the water bypass tube.
30. NOTE: RH shown, LH similar.
Remove the RH and the LH engine mount. Klj . 10 ba
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31.
NOTE: One side shown, other side similar.
Using a suitable container, drain coolant from the engine block. zInstall the drain plugs when finished.
32. Remove the four bolts and the power steering pump.
33. Remove the compressor. 1. Remove the bolts.
2. Remove the compressor. Klj . 11 ba
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50. Using the special tool, remove the front cover seal.
51. Remove the bolts, the studs, and the engine front cover.
zDiscard the gaskets. Clean and inspect the sealing surfaces.
CAUTION: Since the engine is not free- wheeling, if the crankshaft or the camshafts are
moved in any manner during removal and installation, the crankshaft and the camshafts must
be re- synchronized. 52. Remove the crankshaft sensor ring from the crankshaft. Klj . 17 ba
242003 Mustang Workshop Manual
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DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES
Cylinder Head
Disassembly
1. Install the special tool.
2. Using the special tool, remove the roller followers.
SECTION 303-
01B: Engine — 4.6L (2V) 2003 Mustang Workshop Manual Special Tool(s)
Compressor, Valve Spring
303-381(T91P-6565-
A) Compressor Spacer, Valve
Spring
303-
382 (T91P-6565- AH) Installer, Valve Stem Oil Seal
303-
383 (T91P-6571- A)
Material Item Specification
Super Premium SAE 5W-20
Motor Oil
5W20- QSP or equivalent WSS-
M2C153-
H Klj . 1 ba
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7. Remove the camshaft (6250).
8. Remove the valve stem seals.
Assembly 1. NOTE: Lubricate all moving parts with clean engine oil prior to assembly. To install, reverse the removal procedure. Klj . 3 ba
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DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES
Piston
Disassembly
1. Press the piston pin out of the connecting rod and piston assembly.
2. Remove the connecting rod from the piston.
3. Clean and inspect the piston and connecting rod. For additional information, refer to Section 303 - 00 .
Assembly 1. NOTE: Connecting rod must be installed into piston with identification markings toward front.
Position the connecting rod in the piston.
SECTION 303-
01B: Engine — 4.6L (2V) 2003 Mustang Workshop Manual Material
Item Specification
Super Premium SAE 5W-20
Motor Oil
XO- 5W20- QSP or equivalent WSS-
M2C153-
H Klj . 1 ba
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ASSEMBLY
Engine
SECTION 303-
01B: Engine — 4.6L (2V) 2003 Mustang Workshop Manual Special Tool(s)
Guides, Connecting Rod
303-
442 (T93P-6136- A) Installer, Crankshaft Rear Oil
Seal
303-
518 (T95P-6701- DH) Installer, Crankshaft Rear Oil
Seal
303-
516 (T95P-6701- BH) Installer, Crankshaft Rear Oil
Slinger
303-
517 (T95P-6701- CH) Impact Slide Hammer
100-
001 (T50T-100- A) Spreader Bar
303-
D089 (D93P-6001- A3) Lifting Bracket, Engine
303-
D087 (D93P-6001- A1) Lifting Bracket, Engine
303-
D088 (D93P-6001- A2) Klj . 1 ba
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