How can we help you? How do I Lock the Controller of my Hoveround Power Wheelchair? 2 out of 3 found this helpful The MPV5 is equipped with a locking feature. Here are the instructions and illustrations on how to lock and unlock the controller. Was this helpful? Yes (2) No (0) Category: General Related Questions How do I replace the batteries on my MPV4 or MPV5 power wheelchair? How long is the warranty on my Hoveround power chair? Do you have local repair shops that can fix my Hoveround equipment? What should I know about medicare and repairs to my power chair?