Ford Mustang (1999-2004) Service Manual: Rocker Arms - Inspection

CAUTION: Do not attempt to true surfaces by grinding. Check the rocker arm pad, side rails and seat for excessive wear, cracks, nicks or burrs. Check the rocker arm seat bolt for stripped or broken threads. Install new components as ncessary or possible damage may occur.

1. Inspect the rocker arm push rod bore for nicks, scratches, scores or scuffs. Install new components as necessary. Refer to the appropriate section in Group 303 for the procedure.

Rocker Arms -Inspection

2. Inspect the pad at the valve end of the rocker arm for indications of scuffing or abnormal wear. If the pad is grooved, install a new rocker arm. Refer to the appropriate section in Group 303 for the procedure.

Push Rods - Cleaning

1. Clean the push rods (6565) in a suitable solvent. Blow out the oil passage in the push rods with compressed air.

    Sprockets
    1. WARNING: To avoid the possibility of personal injury or damage to the vehicle, do not operate the engine with the hood open until the fan blade has been examined for possible cracks and separ ...

    Push Rods - Inspection
    1. CAUTION: Do not attempt to straighten push rods. Check the ends of the push rods for nicks, grooves, roughness or excessive wear. Install new push rods as necessary. Refer to the appropriate se ...

    Other materials:

    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 elect ...

    On-board Diagnostics (OBD-II)
    Your vehicle is equipped with a computer that monitors the engine’s emission control system. This system is commonly known as the on-board diagnostics system (OBD-II). The OBD-II system protects the environment by ensuring that your vehicle continues to meet ...

    Safety Precautions
    WARNING: Never run the engine with one wheel off the ground, for example, when changing a tire. The wheel(s) resting on the ground could cause the vehicle to move. WARNING: The tire and wheel must always be correctly matched. It is very important to determ ...