# 2011 Honda CR-V P0304 code

**URL:** <https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286>\
**Category:** Maintenance/Repairs\
**Tags:** cr-v, honda\
**Created:** [April 10, 2019, 11:39pm UTC](https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286 "2019-04-10T23:39:40Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![HalRaymond](https://avatars.discourse-cdn.com/v4/letter/h/ba9def/32.png) [@HalRaymond](https://community.cartalk.com/u/HalRaymond)\
**Post date:** [April 10, 2019, 11:39pm UTC](https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286/1 "2019-04-10T23:39:40Z")

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Po304 2011 Honda CRV

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**Author:** ![cdaquila](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/cdaquila/32/18089_2.png) [@cdaquila](https://community.cartalk.com/u/cdaquila)\
**Post date:** [April 11, 2019, 1:28pm UTC](https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286/2 "2019-04-11T13:28:00Z")

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Hi Hal, can you tell us a little more?

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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:** [April 11, 2019, 2:01pm UTC](https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286/3 "2019-04-11T14:01:14Z")

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Misfire cylinder 4. Could be:

Faulty spark plug or wire  
Faulty coil (pack)  
Faulty oxygen sensor(s)  
Faulty fuel injector  
Burned exhaust valve  
Faulty catalytic converter(s)  
Running out of fuel  
Poor compression Defective computer

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**Author:** ![HalRaymond](https://avatars.discourse-cdn.com/v4/letter/h/ba9def/32.png) [@HalRaymond](https://community.cartalk.com/u/HalRaymond)\
**Post date:** [April 11, 2019, 2:30pm UTC](https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286/4 "2019-04-11T14:30:18Z")

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Thank you.

Best regards,

Hal

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**Author:** ![HalRaymond](https://avatars.discourse-cdn.com/v4/letter/h/ba9def/32.png) [@HalRaymond](https://community.cartalk.com/u/HalRaymond)\
**Post date:** [April 11, 2019, 2:41pm UTC](https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286/5 "2019-04-11T14:41:51Z")

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Replaced the plugs & coil pack, the misfire continues. I now have a failed alternator. Are these related? I think it’s electrical related as I began having the code issue with my remote starter one day and all my radio stations reset and the code began. I have an OBD Checker and reset the code when it began in January until now, which is about every other day. One day I got 4 codes, P0304 & PD along with P0301 & PD.

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**Author:** ![VOLVO-V70](https://avatars.discourse-cdn.com/v4/letter/v/8e8cbc/32.png) [@VOLVO-V70](https://community.cartalk.com/u/VOLVO-V70)\
**Post date:** [April 11, 2019, 2:47pm UTC](https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286/6 "2019-04-11T14:47:30Z")

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Might not be a problem but I don’t think having your personal and company contact info on an open web site is advisable . You can click on the slanted pencil looking thing to edit.

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**Author:** ![HalRaymond](https://avatars.discourse-cdn.com/v4/letter/h/ba9def/32.png) [@HalRaymond](https://community.cartalk.com/u/HalRaymond)\
**Post date:** [April 11, 2019, 2:52pm UTC](https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286/7 "2019-04-11T14:52:16Z")

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Thanks for reminding me.

Best regards,

Hal Raymond

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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:** [April 11, 2019, 3:14pm UTC](https://community.cartalk.com/t/2011-honda-cr-v-p0304-code/138286/8 "2019-04-11T15:14:16Z")

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Now that we have determined that more than one cylinder is misfiring and new plugs and coils are in it, it is time to check fuel pressure. It’s been suggested here before to moniter the pressure while driving the vehicle. If possible that’s ideal.
