This occurs if the automobile is not in motion or concerns a stop due to braking. Stalling isn't going to propose the auto stalls out and dies, fairly it means the impeller is rotating although the turbine isn't. Thus, the engine is jogging, though the auto will not be shifting. https://torqueconverterclutch64186.ltfblog.com/32938344/torque-converter-clutch-an-overview