vacuum FORD MUSTANG 2003 Owners Manual

55. Connect the idle air control (IAC) and the throttle position (TP) electrical connectors.
56. Install the air cleaner outlet pipe and tighten the clamps.
57. Connect the vacuum hose.
58. Connect the breather hose.
59. Connect the intake air temperature (IAT) sensor electrical connector. Klj . 15 ba
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a
Refer to the procedure. Flexplate bolts 80 59 —
Flywheel bolts 85 63 —
Torque converter nuts 36 27 —
Oil level indicator tube retainer 10 — 89
Primary timing chain guide-
to-engine bolts 10 — 89
Oil pump screen and pickup tube spacer to main bearing stud 25 18 —
Accelerator cable bracket 10 — 89
Belt idler pulley bolt 25 18 —
Sub-
frame brace nuts 41 30 —
Air intake scoop bolts 25 18 —
Air intake scoop bracket bolt 25 18 —
Air intake scoop bracket nuts 25 18 —
Air intake scoop bracket throttle body nut 9 — 80
Exhaust gas recirculation (EGR) vacuum regulator solenoid bolts 10 — 89 Klj . 6 ba
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9 9D476 EGR valve gasket
10 9J459 EGR vacuum regulator solenoid
11 W701557 Bolt (2 req'd)
12 9F792 Fuel injection supply manifold
13 N811449 Stud (4 req'd)
14 9E498 Vacuum harness
15 W704682 Bolt (10 req'd)
16 9J447 Intake manifold (lower)
17 8548 Coolant crossover
18 9F593 Fuel Injector (8 req'd)
19 N605892 Bolt (2 req'd)
20 9728 Bracket
21 9424 Intake manifold (upper)
22 9E936 Throttle body gasket
23 9E926 Throttle body Klj . 6 ba
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7. Disconnect the idle air control valve and the differential pressure feedback EGR.
8. Disconnect the main chassis vacuum supply line and the EGR valve vacuum line.
9. Disconnect the differential pressure feedback EGR hoses.
10. Disconnect the EGR valve to exhaust manifold tube from the EGR valve. Klj . 2 ba
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11. Disconnect the electrical connector and the vacuum lines from the EGR vacuum regulator
solenoid.
12. Remove the PCV valve- to-intake manifold tube.
13. Remove the upper intake manifold bolts in the sequence shown and remove the intake manifold assembly.
14. Inspect and clean the sealing surfaces. Klj . 3 ba
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Installation
1. Install the upper intake manifold gasket.
2. Install the intake manifold and bolts in the sequence shown.
3. Install the PCV valve- to-intake manifold tube.
4. Connect the vacuum hoses and the electrical connector to the EGR vacuum regulator solenoid. Klj . 4 ba
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5. Connect the EGR tube to the EGR valve.
6. Connect the hoses to the differential pressure feedback EGR.
7. Connect the main chassis vacuum supply line and the EGR valve vacuum line.
8. Connect the IAC valve and the differential pressure feedback EGR electrical connectors. Klj . 5 ba
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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
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6. Connect the electrical connector and the vacuum line to the fuel pressure sensor.
7. Install the generator. For additional information, refer to
Section 414 - 02 .
8. Install the coolant bypass tube. For additional information, refer to Section 303 - 03A .
9. Connect the fuel line. For additional information, refer to Section 310 - 00 .
10. Install the upper intake manifold. For additional information, refer to Intake Manifold — Upper in
this section. Klj . 4 ba
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14. Remove the bolts and detach the retainer. Position the cables and the bracket aside.
15. Disconnect the evaporative emissions return line.
16. Disconnect the 16-
pin and the 42-pin connectors.
17. Separate the engine control sensor wiring in three locations and position onto the engine.
18. Disconnect the vacuum hoses. Klj . 4 ba
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