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Home >> Ford >> 2003 >> Cutaway 7.3 F >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 4R100 >> Disassembly And Assembly Of Subassemblies >> Torque Converter

Torque Converter

  1. The torque converter must be replaced if one or more of the following statements are true:
    • A torque converter malfunction has been determined based on the complete diagnostic procedures.
    • Converter stud(s), impeller hub or bushing is damaged.
    • Discoloration of the torque converter (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
      Fig 1: Identifying Torque Converter
      G01539271Courtesy of FORD MOTOR CO.