This occurs if the auto just isn't in movement or comes to a halt resulting from braking. Stalling won't propose the auto stalls out and dies, alternatively this means the impeller is rotating although the turbine just isn't. Thus, the engine is jogging, however the auto is not shifting. Acceleration https://travisbufpb.gynoblog.com/33158488/torque-converter-clutch-no-further-a-mystery