I spoke with my contact at Lippert about the issue you are having with your Coach Steps. They stated that this is likely a result of the motor not "amping out" rather than a faulty control module. When the step is fully retracted, the motor should send out a high amperage rating to the control module which it then recognizes as the step being fully retracted and cuts power. The motor is likely not reaching the "amping out" figure so the control module doesn't know when to cut power.
The... view full answer...