# 2002 BMW 525 - water on the crank position sensor

**URL:** <https://community.cartalk.com/t/2002-bmw-525-water-on-the-crank-position-sensor/175449>\
**Category:** Maintenance/Repairs\
**Tags:** bmw, 525\
**Created:** [February 26, 2021, 5:03am UTC](https://community.cartalk.com/t/2002-bmw-525-water-on-the-crank-position-sensor/175449 "2021-02-26T05:03:59Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![EmmettFBenson](https://avatars.discourse-cdn.com/v4/letter/e/b5e925/32.png) [@EmmettFBenson](https://community.cartalk.com/u/EmmettFBenson)\
**Post date:** [February 26, 2021, 5:03am UTC](https://community.cartalk.com/t/2002-bmw-525-water-on-the-crank-position-sensor/175449/1 "2021-02-26T05:03:59Z")

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i flushed heater core and think water got on the crank position sensor. i bought one and hope this is the problem.

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**Author:** ![Darron](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/darron/32/21829_2.png) [@Darron](https://community.cartalk.com/u/Darron)\
**Post date:** [February 26, 2021, 5:20am UTC](https://community.cartalk.com/t/2002-bmw-525-water-on-the-crank-position-sensor/175449/2 "2021-02-26T05:20:35Z")

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Might have got into the connection, the sensor itself is waterproof