2003 FORD MUSTANG engine

9 6268 Timing chain (2 req'd)
10 6K297 Timing chain guide
11 6268 Timing chain (2 req'd)
12 6M269 Timing chain tensioner
13 6L253 Timing chain tensioner arm
14 N605893 Bolt (4 req'd)
15 6K297 Timing chain guide
16 N804958 Bolt (2 req'd)
17 6L253 Timing chain tensioner arm
18 6306 Crankshaft sprocket
19 12A227 Ignition pulse ring
20 3A696 Power steering pump
21 N806176 Bolt (4 req'd)
22 3R801 Gasket
23 3A696 Power steering pump pulley
24 W706508 Stud
25 N806177 Bolt (8 req'd)
26 N808586 Stud
27 N806300 Stud (4 req'd)
28 6700 Crankshaft front seal
29 N806155 Bolt
30 6C315 Crankshaft position sensor
31 W706560 Stud
32 6C086 Engine front cover
33 N806165 Washer
34 N806139 Bolt
35 19A216 Belt Idler Pulley
36 6316 Crankshaft pulley Klj . 10 ba
152003 Mustang Workshop Manual
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DIAGNOSIS AND TESTING
Engine
Refer to
Section 303 - 00 for basic mechanical concerns or refer to the Powertrain Control/Emissions
Diagnosis (PC/ED) manual for driveability concerns. SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
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IN-
VEHICLE REPAIR
Intake Manifold — Upper
Removal 1. Remove the air intake scoop bracket. For additonal information, refer to Section 303 - 12 .
2. Remove the air cleaner outlet tube. For additional information, refer to Section 303 - 12 .
3. Disconnect the accelerator cable, the speed control actuator cable and the return spring.
4. Remove the bolts, disconnect the clip and position the cables out of the way.
5. Disconnect the throttle position (TP) sensor. 6. Disconnect the evaporative emissions (EVAP) return hose. SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Klj . 1 ba
72003 Mustang Workshop Manual
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IN-
VEHICLE REPAIR
Intake Manifold — Lower
Removal 1. Remove the upper intake manifold. For additional information, refer to Intake Manifold — Upper
in this section.
2. Disconnect the fuel line. For additional information, refer to Section 310 - 00 .
3. Remove the coolant by- pass tube. For additional information, refer to Section 303 - 03A .
4. Remove the generator. For additional information, refer to Section 414 - 02 .
5. Disconnect the electrical connector and the vacuum line from the fuel pressure sensor.
6. Disconnect the eight fuel injector electrical connectors.
7. Separate the fuel charging wiring harness from the fuel injection supply manifold studs in three places.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Material
Item Specification
Metal Surface Cleaner
F4AZ-
19A536- RA or equivalent WSE-
M5B392- A Klj . 1 ba
42003 Mustang Workshop Manual
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IN-
VEHICLE REPAIR
Valve Cover RH
Removal 1. Disconnect the battery ground cable. For additional information, refer to Section 414 - 01 .
2. Drain the cooling system. For additional information, refer to Section 303 - 03A .
3. Recover the refrigerant. For additional information, refer to Section 412 - 00 .
4. Remove the air cleaner outlet tube. For additional information, refer to Section 303 - 12 .
5. Remove the RH ignition coil cover bolts and the cover.
6. Disconnect the ignition coil electrical connectors.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Material
Item Specification
Metal Surface Cleaner
F4AZ-
19A536- RA or equivalent WSE-
M5B392-
A Silicone Gasket and Sealant
F7AZ-
19554- EA or equivalent WSE-
M4G323-
A4 PAG Refrigerant Compressor
Oil
F7AZ-
19589- DA (Motorcraft
YN- 12-C) or equivalent WSH-
M1C231-
B Klj . 1 ba
92003 Mustang Workshop Manual
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Installation
1. NOTE: If the valve cover is not secured within four minutes, the sealant must be removed and
the sealing area cleaned with metal surface cleaner. Allow to dry until there is no sign of
wetness, or four minutes, whichever is longer. Failure to follow this procedure can cause future
oil leakage.
Apply a bead of silicone gasket and sealant in two places where the engine front cover meets
the cylinder head.
2. Install the RH valve cover and finger tighten the bolts. 3. Tighten the RH valve cover bolts in the sequence shown. Klj . 5 ba
92003 Mustang Workshop Manual
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IN-
VEHICLE REPAIR
Valve Cover LH
Removal
All vehicles 1. Remove the air intake scoop. For additional information, refer to Section 303 - 12 .
2. Remove the Hydro- Boost brake booster. For additional information, refer to Section 206 - 07 .
3. Raise and support the vehicle. For additional information, refer to Section 100 - 02 .
Manual transmission vehicles
4. Remove the screw and the dust shield.
5. Disengage the clutch release cable from the clutch release fork.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Material
Item Specification
Metal Surface Cleaner
F4AZ-
19A536- RA or
equivalent WSE-
M5B392- A Silicone Gasket and Sealant
F7AZ-
19554- EA or equivalent WSE-
M4G323-
A4 Klj . 1 ba
82003 Mustang Workshop Manual
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IN-
VEHICLE REPAIR
Crankshaft Pulley
Removal 1. Remove the accessory drive belt. For additional information, refer to Section 303 - 05 .
2. Raise and support the vehicle. For additional information, refer to Section 100 - 02 .
3. Remove the bolt.
4. Using the special tool, remove the crankshaft pulley.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Remover, Crankshaft Vibration
Damper
303-
009 (T58P-6316- D) Installer, Crankshaft Vibration
Damper
303-
102 (T74P-6316- B) Klj . 1 ba
32003 Mustang Workshop Manual
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