# Check engine light

**URL:** <https://community.cartalk.com/t/check-engine-light/34516>\
**Category:** Maintenance/Repairs\
**Created:** [August 4, 2009, 4:05pm UTC](https://community.cartalk.com/t/check-engine-light/34516 "2009-08-04T16:05:22Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Hyundaiproblem](https://avatars.discourse-cdn.com/v4/letter/h/ee7513/32.png) [@Hyundaiproblem](https://community.cartalk.com/u/Hyundaiproblem)\
**Post date:** [August 4, 2009, 4:05pm UTC](https://community.cartalk.com/t/check-engine-light/34516/1 "2009-08-04T16:05:22Z")

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My check engine light has gone on shortly after I filled up my gas tank…What causes this…Wouldma new gas cap help??

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**Author:** ![mcparadise](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/mcparadise/32/32_2.png) [@mcparadise](https://community.cartalk.com/u/mcparadise)\
**Post date:** [August 4, 2009, 4:09pm UTC](https://community.cartalk.com/t/check-engine-light/34516/2 "2009-08-04T16:09:00Z")

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You’ve already posted a similar queation. Once is enough. This is not an instant answer service. Be patient. Give people some time to find and read your question.