# Antitheft device kicks in while 2008 Hyundai Tucson is running

**URL:** <https://community.cartalk.com/t/antitheft-device-kicks-in-while-2008-hyundai-tucson-is-running/132738>\
**Category:** Maintenance/Repairs\
**Tags:** hyundai, tucson\
**Created:** [January 16, 2019, 8:50am UTC](https://community.cartalk.com/t/antitheft-device-kicks-in-while-2008-hyundai-tucson-is-running/132738 "2019-01-16T08:50:56Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Danie55](https://avatars.discourse-cdn.com/v4/letter/d/c6cbf5/32.png) [@Danie55](https://community.cartalk.com/u/Danie55)\
**Post date:** [January 16, 2019, 8:50am UTC](https://community.cartalk.com/t/antitheft-device-kicks-in-while-2008-hyundai-tucson-is-running/132738/1 "2019-01-16T08:50:57Z")

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My Tucson 2008 model 2.0l ,while the car is running the anti theft device kicks in ,car performance is poor and the engine just stop. Please help

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**Author:** ![Mustangman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/mustangman/32/44130_2.png) [@Mustangman](https://community.cartalk.com/u/Mustangman)\
**Post date:** [January 16, 2019, 3:01pm UTC](https://community.cartalk.com/t/antitheft-device-kicks-in-while-2008-hyundai-tucson-is-running/132738/2 "2019-01-16T15:01:17Z")

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> [@Danie55](#):
>
> the anti theft device kicks in

Why do you think it is the anti-theft? Is it Hyundai’s or an aftermarket unit?

When does the engine “just stop”? Is there a check engine light on? How many miles on this?