2003 FORD MUSTANG vacuum

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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8. Remove the heater bypass tube. For additional information, refer to
Section 303 - 03A .
9. Disconnect the heater hose.
10. Disconnect the exhaust gas recirculation (EGR) vacuum tube.
11. Disconnect the EGR tube from the EGR valve.
12. Disconnect the radiator upper hose and coolant bypass hose. Klj . 2 ba
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6. Connect the electrical connector.
7. Connect the coolant hoses.
8. Connect the EGR tube.
9. Connect the EGR vacuum tube.
10. Lubricate the O- ring with water and install the heater hose. Klj . 7 ba
92003 Mustang Workshop Manual
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11. Install the heater bypass tube. For additional information, refer to
Section 303 - 03A .
12. Connect the IMRC electrical connector.
13. Position and connect the engine wire harness. Install the pin- type retainers.
14. Connect the fuel supply tube spring lock coupling. For additional information, refer to Section 310 - 00 .
15. Connect the FRP sensor electrical connector and the vacuum hose. Klj . 8 ba
92003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Valve Cover RH
Removal and Installation 1. Remove the throttle body. For additional information, refer to Section 303 - 04A .
2. Disconnect the crankcase vent hose.
3. Remove the differential feedback exhaust gas recirculation (EGR) system vacuum hoses and the bracket bolts. Position the bracket assembly aside.
4. Disconnect the EGR tube.
5. Remove the EGR tube.
SECTION 303-
01A: Engine — 3.8L 2003 Mustang Workshop Manual Klj . 1 ba
32003 Mustang Workshop Manual
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IN-
VEHICLE REPAIR
Exhaust Manifold RH
Removal and Installation 1. Disconnect the battery negative cable. For additional information, refer to Section 414 - 01 .
2. Remove the air cleaner outlet pipe. For additional information, refer to Section 303 - 12 .
3. Disconnect the differential pressure feedback exhaust gas recirculation (EGR) system electrical and vacuum connections.
4. Disconnect the EGR tube.
5. Remove the EGR tube. 6. Raise and support the vehicle. For additional information, refer to Section 100 - 02 . SECTION 303-
01A: Engine — 3.8L 2003 Mustang Workshop Manual Klj . 1 ba
32003 Mustang Workshop Manual
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6. Remove the hood (16612).
7. Disconnect the vacuum hose.
8. Disconnect the generator (10346).
1. Disconnect the connectors.
2. Remove the nut.
3. Remove the battery positive cable.
9. NOTE: Place a suitable container under the pump. Klj . 2 ba
112003 Mustang Workshop Manual
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20. Disconnect the following connectors:
z42- pin electrical connector
z 16-pin electrical connector
z 8-pin electrical connector
z A/C pressure switch
21. Position the wire harness aside.
22. Disconnect the connector and the vacuum tube. Klj . 5 ba
112003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...