engine FORD MUSTANG 2003 Workshop Manual

IN-
VEHICLE REPAIR
Hydraulic Lash Adjusters
Removal 1. Remove the roller followers. For additional information, refer to Roller Followers in this section.
2. Remove the 16 hydraulic lash adjusters.
3. Inspect the roller followers. For additional information, refer to Section 303 - 00 .
Installation
1. To install, reverse the removal procedure.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Roller Followers
Removal and Installation 1. Remove the LH and RH valve cover. For additional information, refer to Valve Cover LH and
Valve Cover RH in this section.
2. Position the piston of the cylinder being repaired at the bottom of the stroke and camshaft lobe at base circle.
3. Using the special tool, compress the intake valve spring and remove the roller follower.
4. Using the special tool, compress the exhaust valve spring and remove the roller follower.
5. Repeat Steps 2, 3 and 4 to remove all the necessary roller followers. Inspect roller finger followers and camshafts. For additional information, refer to Section 303 - 00 .
6. To install, reverse the removal procedure.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Compressor, Valve Spring
303-
452 (T93P-6565- AR) Klj . 1 ba
22003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Camshaft
Removal 1. Remove the roller followers. For additional information, refer to Roller Followers in this section.
2. Remove the LH timing chain for the LH side and both timing chains for the RH side. For additional information, refer to Timing Drive Components in this section.
3. Install the special tool.
4. Remove the exhaust camshaft sprocket and the intake camshaft bolt, washer and spacer.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Holding Tool, Camshaft
303-
446 (T93P-6256- AHR)
Material Item Specification
Super Premium SAE 5W-20
Engine Oil
XO- 5W20- QSP or equivalent WSS-
M2C153-
H Klj . 1 ba
72003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

9.
CAUTION: The outer bolts on the outer cam bearing cap (exhaust) are longer and
must be returned to the same location or engine damage may occur.
NOTE: Identify the camshaft to cylinder head location. Caps are not interchangeable.
Remove the bolts and the camshaft bearing cap assemblies.
10. Remove the camshafts. Klj . 3 ba
72003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

Installation
1. NOTE: LH shown; RH similar.
Install the camshafts. zLubricate the camshafts with clean engine oil.
2. Install the camshaft bearing cap assemblies and tighten the bolts in the sequence shown. Klj . 4 ba
72003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Exhaust Manifold RH
Removal and Installation 1. Disconnect the battery ground cable. For additional information, refer to Section 414 - 01 .
2. Raise the vehicle. For additional information, refer to Section 100 - 02 .
3. Remove the dual converter Y- pipe. For additional information, refer to Section 309 - 00 .
4. Remove the starter. For additional information, refer to Section 303 - 06 .
5. Remove the exhaust manifold. 1. Remove the nuts.
2. Remove the exhaust manifold.
3. Remove and discard the gasket.
6. To install, reverse the removal procedure. zUse a new exhaust manifold gasket.
z Tighten the exhaust manifold nuts in the sequence shown.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Klj . 1 ba
22003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Exhaust Manifold LH
Removal and Installation 1. Position the steering wheel straight ahead and lock the column.
2. Disconnect the battery ground cable. For additional information, refer to Section 414 - 01 .
3. Raise the vehicle. For additional information, refer to Section 100 - 02 .
4. Remove the dual converter Y- pipe. For additional information, refer to Section 309 - 00 .
5. Remove and discard the pinch bolt.
6. Separate the steering coupler.
7. Disconnect the exhaust gas recirculation (EGR) tube at the exhaust manifold.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Klj . 1 ba
32003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Oil Filter Adapter
Removal 1. Drain the cooling system. For additional information, refer to Section 303 - 03A .
2. Disconnect the lower radiator hose.
3. Raise the vehicle. For additional information, refer to Section 100 - 02 .
4. Drain the engine oil.
5. Remove the oil filter adapter. 1. Remove the oil filter.
2. Remove the bolts.
3. Remove the oil filter adapter.
4. Remove the gasket.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Klj . 1 ba
22003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Oil Level Indicator and Tube
Removal 1. Remove the oil level indicator.
2. Remove the LH exhaust manifold. For additional information, refer to Exhaust Manifold LH in
this section.
3. Remove the bolt.
4. Remove the oil level indicator tube.
Installation 1. To install, reverse the removal procedure.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Klj . 1 ba
22003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Oil Pan
Removal 1. Disconnect the battery ground cable. For additional information, refer to Section 414 - 01 .
2. Remove the transmission. For additional information, refer to Section 307 - 01 or
Section 308 -
03B .
3. Remove the air intake scoop. For additional information, refer to Section 303 - 12 .
4. Remove the air cleaner outlet tube. For additional information, refer to Section 303 - 12 .
5. Remove the radiator sight shield.
6. Remove the manifold and tube assembly— accumulator to compressor, 4.6L. For additional
information, refer to Section 412 - 03 .
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Compressor, Coil Spring
204-
D001 (D78P-5310- A) Lifting Bracket, Engine
303-
D088 (D93P-6001- A2) 3-
Bar Engine Support Kit
303- F072
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 Super Premium SAE 5W-20
Engine Oil
XO- 5W20- QSP or equivalent WSS-
M2C153- H Klj . 1 ba
112003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...