# 2003 Hyundai Elantra - Knocking then won't restart

**URL:** <https://community.cartalk.com/t/2003-hyundai-elantra-knocking-then-wont-restart/136862>\
**Category:** Maintenance/Repairs\
**Tags:** hyundai\
**Created:** [March 20, 2019, 7:20pm UTC](https://community.cartalk.com/t/2003-hyundai-elantra-knocking-then-wont-restart/136862 "2019-03-20T19:20:47Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![antonio45](https://avatars.discourse-cdn.com/v4/letter/a/ce7236/32.png) [@antonio45](https://community.cartalk.com/u/antonio45)\
**Post date:** [March 20, 2019, 7:20pm UTC](https://community.cartalk.com/t/2003-hyundai-elantra-knocking-then-wont-restart/136862/1 "2019-03-20T19:20:47Z")

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engine knocking sound starting up running few 15 s. . can’t start it again nothing happen

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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:** [March 20, 2019, 7:23pm UTC](https://community.cartalk.com/t/2003-hyundai-elantra-knocking-then-wont-restart/136862/2 "2019-03-20T19:23:20Z")

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> [@antonio45](#):
>
> running few 15 s

What do you mean by that? Running for 15 seconds?? Now it won’t start? Won’t crank? The engine may have just broken but you haven’t given us any info about your car except it is a 2003 Elantra so this is a guess.