2003 FORD MUSTANG engine

Engine Components Item Part Number Description
1 6B288 Camshaft position sensor
2 8507 Water pump housing gasket
3 12A362 Camshaft synchronizer
4 6A618 Oil pump intermediate shaft
5 6020 Engine front cover gasket
6 6010 Cylinder block
7 6019 Engine front cover
8 6714 Oil bypass filter
9 6C315 Crankshaft position sensor
10 8501 Water pump
11 6312 Crankshaft pulley Klj . 3 ba
82003 Mustang Workshop Manual
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Item Part Number Description
1 9F797 Engine wire harness
2 9E926 Throttle body
3 9F670 Idle air control gasket
4 9F715 Idle air control valve
5 9E498 Emissions vacuum harness
6 9424 Intake manifold (upper)
7 9H486 Intake manifold gasket (upper)
8 12029 Ignition coil Klj . 4 ba
82003 Mustang Workshop Manual
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Cylinder Block and Lower End Components 9 18801 Radio ignition interference capacitor
10 12281 Ignition wire set —
LH 11 18696 Tube assembly
12 9424 Intake manifold (lower)
13 9439 Intake manifold gasket —
RH 14 9439 Intake manifold gasket —
LH 15 9A424 Intake manifold seal (rear)
16 6A008 Cylinder head-
to-block dowel 17 6010 Cylinder block
18 6A373 Engine rear plate (automatic transmission)
19 6375 Flywheel (automatic transmission)
20 6375 Flywheel (manual transmission)
21 6A372 Engine rear plate (manual transmission)
22 6723 Oil pan rear seal
23 6675 Oil pan
24 7120 Pilot bushing
25 9278 Oil pressure sensor
26 9B339 Oil pressure sensor fitting
27 9A424 Intake manifold seal (front)
28 18663 Heater water outlet tube
29 8255 Thermostat housing-
to-intake manifold gasket 30 8592 Water outlet connection
31 9875 Water thermostat
32 9D475 EGR valve
33 9H465 Vacuum control solenoid
34 9723 Accelerator cable bracket
35 9E936 Throttle body gasket
36 9J433 EGR transducer
37 9E498 Vacuum hose
38 12280 Ignition wire set —
RH Klj . 5 ba
82003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

Item Part Number Description
1 6255 Distributor drive gear
2 6268 Timing chain
3 6A303 Engine balance shaft drive gear
4 6A304 Engine balance shaft driven gear
5 6C341 Balance shaft thrust plate
6 6A311 Engine dynamic balance shaft
7 W705934 Woodruff key
8 6261 Camshaft bearing Klj . 6 ba
82003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

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-
01A: Engine — 3.8L 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
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IN-
VEHICLE REPAIR
Upper Intake Manifold
Removal 1. Disconnect the battery ground cable. For additional information, refer to Section 414 - 01 .
2. Remove the engine air cleaner outlet pipe. For additional information, refer to Section 303 - 12 .
3. Disconnect the vacuum hose and the idle air control (IAC) valve electrical connector.
4. Disconnect the throttle position (TP) sensor electrical connector and the evaporative emissions (EVAP) return tube.
5. Disconnect the accelerator and the speed control cables from the throttle body cam. 6. Remove the bolts and position the accelerator cable bracket assembly aside. SECTION 303-
01A: Engine — 3.8L 2003 Mustang Workshop Manual Klj . 1 ba
82003 Mustang Workshop Manual
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13. Install the engine air cleaner outlet pipe. For additional information, refer to
Section 303 - 12 .
14. Connect the battery ground cable. For additional information, refer to Section 414 - 01 . Klj . 8 ba
82003 Mustang Workshop Manual
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IN-
VEHICLE REPAIR
Lower Intake Manifold
Removal 1. Remove the upper intake manifold. For additional information, refer to Upper Intake Manifold in
this section.
2. Partially drain the cooling system. For additional information, refer to Section 303 - 03A .
3. Relieve the fuel system pressure. For additional information, refer to Section 310 - 00 .
4. Disconnect the fuel rail pressure (FRP) sensor electrical connector and vacuum hose.
5. Disconnect the fuel supply tube spring lock coupling. For additional information, refer to Section 310 - 00 .
6. Disconnect and position the engine wire harness aside.
7. Disconnect the intake manifold runner control (IMRC) electrical connector.
SECTION 303-
01A: Engine — 3.8L 2003 Mustang Workshop Manual Material
Item Specification
Silicone Gasket and Sealant
F7AZ-
19554- EA or equivalent WSE-
M4G323-
A4 Metal Surface Cleaner
F4AZ-
19A536- RA or
equivalent WSE-
M5B392- A Klj . 1 ba
92003 Mustang Workshop Manual
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