Ford Mustang (1999-2004) Service Manual: Removal

1. Disconnect the battery ground cable. For additional information, refer to Section.

2. Remove the engine air cleaner outlet pipe. For additional information, refer to Section.

3. Disconnect the vacuum hose and the idle air control (IAC) valve electrical connector.

Upper Intake Manifold

4. Disconnect the throttle position (TP) sensor electrical connector and the evaporative emissions (EVAP) return tube.

Upper Intake Manifold

5. Disconnect the accelerator and the speed control cables from the throttle body cam.

Upper Intake Manifold

6. Remove the bolts and position the accelerator cable bracket assembly aside.

Upper Intake Manifold

7. Disconnect the differential pressure feedback exhaust gas recirculation (EGR) system electrical and vacuum connections.

Upper Intake Manifold

8. Disconnect the EGR vacuum regulator solenoid electrical and vacuum connections.

Upper Intake Manifold

9. Disconnect the positive crankcase ventilation (PCV) tube.

Upper Intake Manifold

10. Disconnect the vacuum hoses.

Upper Intake Manifold

11. Disconnect the following:

  • Ignition coil electrical connector.
  • Radio interference capacitor electrical connector.
  • Spark plug wires.

Upper Intake Manifold

12. Disconnect the vacuum hose.

Upper Intake Manifold

13. NOTE: For ease in installation, record the location of the long bolts and the short bolts.

Remove the upper intake manifold.

1. Remove the 12 bolts.

2. Remove the upper intake manifold.

Upper Intake Manifold

14. Remove and discard the upper intake manifold gasket.

Upper Intake Manifold

    Installation
    1. Install a new upper intake manifold gasket. 2. NOTE: Refer to the location note made during removal and make sure the bolts are installed in the correct locations. Install the upper intake mani ...

    Other materials:

    Exhaust Gas Recirculation (EGR) Valve - Cobra
    Removal and Installation 1. Disconnect the accelerator cable and the speed control cable. 2. Remove the accelerator cable bracket bolts. 3. Release the clip and position the accelerator cable bracket and the cables aside. 4. Disconnect the electrical c ...

    Component Tests
    Driveline Vibration An analysis of driveline vibration can also be conducted using the Vibration Analyzer; follow the manufacturer's directions. Driveline vibration exhibits a higher frequency and lower amplitude than does high-speed shake. Driveline vibra ...

    Inspection and Verification
    1. Road test. Verify the customer's concern by performing a road test on a smooth road. 2. Inspect tires. Check the tire pressure with all normal loads in the vehicle and the tires cold. For additional information, refer to the vehicle certification ...