TCC System

WARNING: This page is about a different car, the 2013 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

For TCC operation, REFER to HYDRAULIC SYSTEM .

TORQUE CONVERTER CLUTCH

Condition	Possible Sources	Action
TCC does not apply	Solenoid body filter blocked to the TCC solenoid	INSTALL a new solenoid body filter. REFER to SOLENOID BODY ASSEMBLY .
	TCC solenoid mechanically stuck OFF	INSTALL a new solenoid body. REFER to SOLENOID BODY ASSEMBLY .
	TCC regulator apply valve stuck OFF	DISASSEMBLE, CLEAN and INSPECT the TCC regulator apply valve. If bore or valve is damaged, INSTALL a new main control. REFER to MAIN CONTROL - OVERHAUL .
	TCC control valve stuck OFF	DISASSEMBLE and INSPECT the TCC control valve for debris/blockage. CLEAN as necessary. REFER to MAIN CONTROL - OVERHAUL .
	TCC APPLY hydraulic circuit blocked or leaking	DISASSEMBLE and INSPECT the transmission, main control passages for debris/blockage. REFER to MAIN CONTROL - OVERHAUL and CLEAN as necessary. REFER to HYDRAULIC SYSTEM .
	TCC friction material worn or damaged	INSTALL a new torque converter. REFER to TRANSMISSION - FRONT WHEEL DRIVE (FWD) , TRANSMISSION - ALL WHEEL DRIVE (AWD) or TRANSMISSION - 3.5L GTDI TRANSMISSION - ALL WHEEL DRIVE (AWD) .
TCC always applied/stalls vehicle	TCC solenoid mechanically stuck ON	INSTALL a new solenoid body. REFER to SOLENOID BODY ASSEMBLY .
	TCC regulator apply valve stuck ON	DISASSEMBLE, CLEAN and INSPECT the TCC regulator apply valve. If bore or valve is damaged, INSTALL a new main control. REFER to MAIN CONTROL - OVERHAUL .
	TCC control valve stuck ON	DISASSEMBLE, CLEAN and INSPECT the TCC control valve. If bore or valve is damaged, INSTALL a new main control. REFER to MAIN CONTROL - OVERHAUL .
	TCC RELEASE hydraulic circuit blocked or leaking	DISASSEMBLE and INSPECT the main control and INSPECT passages for debris/blockage. REFER to MAIN CONTROL - OVERHAUL and CLEAN as necessary. REFER to HYDRAULIC SYSTEM .
	TCC welded or damaged	INSTALL a new torque converter. REFER to TRANSMISSION - FRONT WHEEL DRIVE (FWD) , TRANSMISSION - ALL WHEEL DRIVE (AWD) or TRANSMISSION - 3.5L GTDI TRANSMISSION - ALL WHEEL DRIVE (AWD) .
TCC cycles, shudders or chatters	Incorrect Solenoid Body Strategy programmed into TCM	REFER to SOLENOID BODY STRATEGY DOWNLOAD .
	Solenoid filter or seal damaged at TCC solenoid	INSTALL a new solenoid body or filter. REFER to SOLENOID BODY ASSEMBLY .
	TCC solenoid mechanically sticking	INSTALL a new solenoid body. REFER to SOLENOID BODY ASSEMBLY .
	TCC regulator apply valve, springs, clips - loose, stuck, binding, missing, misassembled	DISASSEMBLE, CLEAN and INSPECT the TCC regulator apply valve. If bore or valve is damaged, INSTALL a new main control. REFER to MAIN CONTROL - OVERHAUL .
	TCC control valve, springs, clips - loose, stuck, binding, missing, misassembled	DISASSEMBLE and INSPECT the main control for debris/blockage. CLEAN as necessary. REFER to MAIN CONTROL - OVERHAUL .
	TCC RELEASE/TCC APPLY hydraulic circuits blocked or leaking	DISASSEMBLE and INSPECT the transmission, main control for debris/blockage. REFER to MAIN CONTROL - OVERHAUL and CLEAN as necessary. REFER to HYDRAULIC SYSTEM .