Ford Mustang (1999-2004) Service Manual: Torque Converter (Disassembly and Assembly of Subassemblies)

1. A new or remanufactured torque converter must be installed if one or more of the following statements is true:

  • A torque converter malfunction has been determined based on complete diagnostic procedures.
  • Converter stud or studs, impeller hub or bushing are damaged.
  • Discoloration (due to overheating).
  • The torque converter is found to be out of specification when carrying out one of the following torque converter checks:
  • One-Way Clutch Check
  • End Play Check
  • Stator to Turbine Interference Check
  • Stator to Impeller Interference Check
  • Torque Converter Leak Check
  • Evidence of transmission assembly or fluid contamination due to the following transmission or converter failure modes:
  • Major metallic failure.
  • Multiple clutches or clutch plate failures.
  • Sufficient component wear which results in metallic contamination.
    Assembly
    1. NOTE: Lubricate direct clutch piston inner seal and seal protector with petroleum jelly. Using the special tool, install the inner piston seal. Install the seal with sealing lip facing down. ...

    Torque Converter Cleaning And Inspection
    Material Item Specification MERCON V Automatic Transmission Fluid XT-5-QM, XT-5-DM MERCON V 1. If a new torque converter is being installed, continue with Substep 2 of Step 2. ...

    Other materials:

    Stabilizer Bar
    Removal CAUTION: Suspension fasteners are critical parts because they affect performance of vital components and systems and their failure can result in major service expense. A new part with the same part number must be installed if installation becomes nec ...

    Rear Drive Halfshafts (Description and Operation)
    The rear wheel drive halfshaft system consists of and operates as follows: Halfshafts (4K138) transmit engine torque from the rear axle housing to the rear wheels. Halfshafts rotate at approximately one-third the speed of a driveshaft and do not cont ...

    Installation
    1. CAUTION: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges which make leak paths. Use a plastic scraping tool to remove all traces of old sealant. ...