Torque Converter Clutch Solenoid
WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2003 Mazda B4000, 2003 Mazda B3000, 2003 Mazda B2300, 2002 Mazda B4000, and 2002 Mazda B3000. However, it is still accessible from the selected car via links, so may be relevant.
Torque Converter Clutch (TCC) receives a signal from PCM. TCC solenoid controls application, modulation and release of TCC. If solenoid fails in ON position, vehicle engine will run rough (shudder) and engine may stall in Drive at low idle speeds. If solenoid fails in OFF position, TCC will not engage.