Ford Mustang (1999-2004) Service Manual: Exhaust Manifold - Inspection

Special Tool(s)

Straight Edge 303-D039 (D83L-4201-A) or equivalent

1. Place a straight edge across the exhaust manifold flanges and check for warping with a feeler gauge.

Exhaust Manifold - Inspection

Bearing -Inspection

1. Inspect bearings for the following defects. Possible causes are shown:

1. Cratering - fatigue failure.

2. Spot polishing - incorrect seating.

3. Imbedded dirt engine oil.

4. Scratching - dirty engine oil.

5. Base exposed - poor lubrication.

6. Both edges worn - journal damaged.

7. One edge worn - journal tapered or bearing not seated.

Exhaust Manifold - Inspection

 

    Spark Plug - Inspection
    1. Inspect the spark plug for a bridged gap. Check for deposit build-up closing the gap between the electrodes. Deposits are caused by oil or carbon fouling. Clean the spark plug. 2. Ch ...

    Engine - 3.8L
    General Specifications a - 20-200 seconds to leakdown 3.18 mm (0.125 in) with 225 Newtons (50 pounds) load and tappet filled with leak-down fluid. Torque Specifications a - Refer to th ...

    Other materials:

    Air Intake Scoop Bracket
    Removal and Installation 1. Remove the air intake scoop. For additional information, refer to Air Intake Scoop in this section. 2. Remove the air intake scoop bracket nut at the throttle body. 3. Remove the exhaust gas recirculation (EGR) vacuum regulat ...

    Heater Core
    Removal NOTE: If a heater core leak is suspected, the heater core must be pressure leak tested before it is removed from the vehicle. For additional information, refer to Section. 1. Remove the evaporator core housing. For additional information, refer to E ...

    Installation
    1. Install the RH engine insulator. Install the nuts. Install the bolts. 2. Install the LH engine insulator. 3. Connect the engine ground strap. 4. Install the bracket. 5. Lower the vehicle. 6. Lower the engine. 7. Raise the vehicle. 8. Ins ...