# 2011 Ford F-150 - It now works backwards

**URL:** <https://community.cartalk.com/t/2011-ford-f-150-it-now-works-backwards/140076>\
**Category:** Maintenance/Repairs\
**Tags:** ford\
**Created:** [May 10, 2019, 2:23pm UTC](https://community.cartalk.com/t/2011-ford-f-150-it-now-works-backwards/140076 "2019-05-10T14:23:35Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![roger33](https://avatars.discourse-cdn.com/v4/letter/r/7993a0/32.png) [@roger33](https://community.cartalk.com/u/roger33)\
**Post date:** [May 10, 2019, 2:23pm UTC](https://community.cartalk.com/t/2011-ford-f-150-it-now-works-backwards/140076/1 "2019-05-10T14:23:35Z")

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I changed a running board motor and now the running board operates backwards, when I close the door the board deploys, what the heck?

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**Author:** ![Purebred](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/purebred/32/46796_2.png) [@Purebred](https://community.cartalk.com/u/Purebred)\
**Post date:** [May 10, 2019, 2:30pm UTC](https://community.cartalk.com/t/2011-ford-f-150-it-now-works-backwards/140076/2 "2019-05-10T14:30:54Z")

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Is it possible that there are different motors for driver vs passenger sides and installed on the wrong side? Or if they do not have plugs on the motors and have terminals could the polarity have been reversed?