Lincoln Aviator Manuals
Lincoln Aviator 2020-2025 Service Manual / Powertrain / Automatic Transmission / Automatic Transmission - 10-Speed Automatic Transmission – 10R60 / Diagnosis and Testing - Torque Converter Clutch (TCC)

Lincoln Aviator: Automatic Transmission - 10-Speed Automatic Transmission – 10R60 / Diagnosis and Testing - Torque Converter Clutch (TCC)

Symptom Chart

Torque Converter Clutch (TCC)

For torque converter operation,
REFER to: Torque Converter (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Description and Operation).


  Torque Converter Clutch (TCC)


Condition Possible Sources Action
TCC does not apply TCC solenoid mechanically stuck OFF INSTALL a new TCC solenoid.
REFER to: Shift Solenoids (SS) (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
TCC priority valve stuck OFF DISASSEMBLE, CLEAN and INSPECT the TCC priority valve. If the bore, valve or spring is damaged, INSTALL a new main control valve body.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
TCC regulator valve stuck OFF DISASSEMBLE, CLEAN and INSPECT the TCC regulator valve. If the bore or valve is damaged, INSTALL a new main control valve body.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
TCC damper missing or damaged. DISASSEMBLE, CLEAN and INSPECT the TCC damper. If the damper is missing or damaged, INSTALL a new main control valve body.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
Converter feed blow-off valve missing or damaged DISASSEMBLE, CLEAN and INSPECT the converter feed blow-off valve. If the valve is missing or damaged, INSTALL a new main control valve body.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
CONV FD, MDA-TCC, APPLY, REL hydraulic circuit blocked or leaking DISASSEMBLE and INSPECT the main control valve body and separator plate passages for debris, blockage and leaks. CLEAN as necessary.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
REMOVE and INSPECT the front support assembly and input shaft Teflon seals for damage, blockage and leaks.
REFER to: Torque Converter (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Description and Operation).
INSTALL new components as necessary. REFER to: Transmission (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Overhaul).
TCC friction material worn or damaged INSTALL a new torque converter. REFER to: Transmission - 3.0L EcoBoost (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
TCC always applied/stalls vehicle TCC solenoid mechanically stuck ON INSTALL a new TCC solenoid.
REFER to: Shift Solenoids (SS) (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
TCC priority valve stuck ON DISASSEMBLE, CLEAN and INSPECT the TCC priority valve. If the bore or valve is damaged, INSTALL a new main control valve body.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
TCC regulator valve stuck ON DISASSEMBLE, CLEAN and INSPECT the TCC regulator valve. If the bore or valve is damaged, INSTALL a new main control valve body.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
CONV FD, MDA-TCC, APPLY, REL hydraulic circuit cross leaks DISASSEMBLE and INSPECT the main control valve body and separator plate passages for cracks, warping, and damage. If damage is found, INSTALL a new main control valve body.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
REMOVE and INSPECT the front support assembly and input shaft Teflon seals for damage, blockage and leaks.
REFER to: Torque Converter (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Description and Operation).
INSTALL new components as necessary. REFER to: Transmission (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Overhaul).
TCC friction material worn or damaged INSTALL a new torque converter. REFER to: Transmission - 3.0L EcoBoost (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
TCC cycles, shudders or chatters Incorrect transmission strategy programmed into the TCM CARRY OUT the transmission strategy download and the adaptive learning drive cycle.
REFER to: Transmission Strategy Download (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, General Procedures).
REFER to: Adaptive Learning Drive Cycle (307-01B Automatic Transmission - 10-Speed Automatic Transmission – 10R80 MHT, General Procedures).
TCC solenoid mechanically sticking INSTALL a new TCC solenoid.
REFER to: Shift Solenoids (SS) (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
TCC priority valve sticking DISASSEMBLE, CLEAN and INSPECT the TCC priority valve. If the bore, valve or spring is damaged, INSTALL a new main control valve body.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
TCC Regulator Valve sticking DISASSEMBLE, CLEAN and INSPECT the regulator valve. If the bore or valve is damaged, INSTALL a new main control valve body.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
CONV FD, MDA-TCC, APPLY, REL hydraulic circuit blocked or leaking DISASSEMBLE and INSPECT the main control valve body and separator plate passages for debris, blockage and leaks. CLEAN as necessary.
REFER to: Main Control Valve Body (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).
REMOVE and INSPECT the front support assembly and input shaft Teflon seals for damage, blockage and leaks.
REFER to: Torque Converter (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Description and Operation).
INSTALL new components as necessary. REFER to: Transmission (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Overhaul).
TCC friction material worn or damaged INSTALL a new torque converter. REFER to: Transmission - 3.0L EcoBoost (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal and Installation).

    Diagnosis and Testing - Low One-Way Clutch Assembly

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