# 2007 Toyota Camry - Code p0301

**URL:** <https://community.cartalk.com/t/2007-toyota-camry-code-p0301/141681>\
**Category:** Maintenance/Repairs\
**Created:** [June 6, 2019, 11:01am UTC](https://community.cartalk.com/t/2007-toyota-camry-code-p0301/141681 "2019-06-06T11:01:58Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![paguy215](https://avatars.discourse-cdn.com/v4/letter/p/898d66/32.png) [@paguy215](https://community.cartalk.com/u/paguy215)\
**Post date:** [June 6, 2019, 11:01am UTC](https://community.cartalk.com/t/2007-toyota-camry-code-p0301/141681/1 "2019-06-06T11:01:58Z")

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Hello,

I was driving my Camry last night on the highway when the CE light came on. It flashed for about 5 seconds and has remained solid. Took it to Auto Zone and got code p0301, Cylinder 1 misfire. I know spark plug issues are most common, but what else could be likely, and what would be the worst case scenario for a repair cost?

I notice a slight loss of power when driving, but that’s really the only symptom other than the CE light. There’s no issue with starting and I don’t notice any issues when the car is idle like shaking or anything. I plan to take the car in this weekend but just curious what I should expect.

Car has 135k miles

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**Author:** ![tcmichnorth](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/tcmichnorth/32/25126_2.png) [@tcmichnorth](https://community.cartalk.com/u/tcmichnorth)\
**Post date:** [June 6, 2019, 1:25pm UTC](https://community.cartalk.com/t/2007-toyota-camry-code-p0301/141681/2 "2019-06-06T13:25:25Z")

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I’m betting spark plugs will take care of it unless you have a bad coil.

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**Author:** ![paguy215](https://avatars.discourse-cdn.com/v4/letter/p/898d66/32.png) [@paguy215](https://community.cartalk.com/u/paguy215)\
**Post date:** [June 6, 2019, 1:49pm UTC](https://community.cartalk.com/t/2007-toyota-camry-code-p0301/141681/3 "2019-06-06T13:49:09Z")

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Thanks…what would a bad coil run about? in googling I see everyhing from a couple hundred bucks to over a grand. It’s a 4 cylinder engine…

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**Author:** ![thegreendrag0n](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/thegreendrag0n/32/9265_2.png) [@thegreendrag0n](https://community.cartalk.com/u/thegreendrag0n)\
**Post date:** [June 6, 2019, 1:55pm UTC](https://community.cartalk.com/t/2007-toyota-camry-code-p0301/141681/4 "2019-06-06T13:55:56Z")

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other than spark plugs, it may be carbon-tracking anywhere where high voltage goes: starting from the coil, then to the coil-to-plug extension

I’ve recently had that extension piece to get a carbon-track, where it originated at the spark plug gap increase from electrode erosion, then damaged the extension piece. replacing spark plugs did not help, I needed to replace an extension piece too

BTW, driving with misfire kills your catalytic converter

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**Author:** ![paguy215](https://avatars.discourse-cdn.com/v4/letter/p/898d66/32.png) [@paguy215](https://community.cartalk.com/u/paguy215)\
**Post date:** [June 6, 2019, 2:11pm UTC](https://community.cartalk.com/t/2007-toyota-camry-code-p0301/141681/5 "2019-06-06T14:11:47Z")

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Thanks…yeah i don’t plan on driving it much. The CE light is solid yellow and not flashing, so i think that’s a good sign. I’m planning to take it in Saturday but I may see if I can do it tomorrow. In any case I don’t plan to put more than 20-25 miles on the car. hopefully that will be okay
