# 2005 Hyundai Tucson check engine light came back on

**URL:** <https://community.cartalk.com/t/2005-hyundai-tucson-check-engine-light-came-back-on/118460>\
**Category:** Maintenance/Repairs\
**Tags:** hyundai, tucson\
**Created:** [June 1, 2018, 12:13am UTC](https://community.cartalk.com/t/2005-hyundai-tucson-check-engine-light-came-back-on/118460 "2018-06-01T00:13:11Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ed08](https://avatars.discourse-cdn.com/v4/letter/e/b77776/32.png) [@ed08](https://community.cartalk.com/u/ed08)\
**Post date:** [June 1, 2018, 12:13am UTC](https://community.cartalk.com/t/2005-hyundai-tucson-check-engine-light-came-back-on/118460/1 "2018-06-01T00:13:11Z")

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my dashboard warning lights( battery symbol and brake ) lite up,my gauge needles all start bouncing wildly and after several minutes drop to far left and quit registering movement ,car starts jerking i coast into gas station and have it towed. mechanic finds battery and alternator bad,replace both. leave garage 1/4 mile away check engine light and battery symbol lite back up.return to mechanic with check engine light lite in addition to the orginal two lites.168,000 miles. mechanic does 2 hour diagnoistic test cant determine cars problem,anyone experienced this problem ?

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**Author:** ![COROLLAGUY1](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/corollaguy1/32/7575_2.png) [@COROLLAGUY1](https://community.cartalk.com/u/COROLLAGUY1)\
**Post date:** [June 4, 2018, 11:39am UTC](https://community.cartalk.com/t/2005-hyundai-tucson-check-engine-light-came-back-on/118460/2 "2018-06-04T11:39:03Z")

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Do not go back to this mechanic.A few complaints about missing or worned spark plug wires insulation in these vehicule causing engine to misfire in rainy weather.