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Questions tagged [p0300]

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3
votes
0answers
20 views

2013 Subaru WRX P0300

On a Subaru 2013 since 70,000 miles I've had the fun P0300 code activated and my check engine light on, cruise and traction control disabled. I do not have any other misfire codes being shown(unlike ...
5
votes
2answers
2k views

Random misfires and 2+3 cylinder misfires on 2009 Accord

I have a 2009 Honda Accord 2.4 L. It is reporting random misfires and cylinders 2+3 misfires. There was a thread posted about this same exact problem but was never resolved. Any help would be ...
4
votes
1answer
44 views

Smog test fail, lack of oil?

I have a 2001 Toyota Corolla. It failed a smog test and it misfires. It has a code that the vehicle repair shop doesn't recognize, could this be because of lack of oil in my car? My stepson has never ...
3
votes
2answers
3k views

How to fix P0300 and P0304 error codes for Hyundai Accent 2009?

Make: Hyundai Model: Accent Engine: 1.6L Year: 2009 Error codes: P0300,P0304 Knowledge level: I know little about cars Help needed: Please help me find out what is going on and how to fix it.
3
votes
1answer
585 views

How to fix P0300 and P0302 error codes for Hyundai Accent 2008?

Make: Hyundai Model: Accent Engine: 1.6L Year: 2008 Error codes: P0300,P0302 Knowledge level: I know little about cars Help needed: Please help me find out what is going on and how to fix it.
13
votes
3answers
15k views

2009 Honda Accord 2.4l P0300 P0302 P0303 P0339

This one came in today with a check engine light on and a complaint of running rough and won't accelerate past 30MPH. Checked the codes. Some misfire freeze frame. Reset and went for a test drive. ...
7
votes
2answers
2k views

2004 Saturn ION with Ecotec 2.2: Engine misfire with code P0300, ICM problem?

Car came in with a misfire complaint and check engine light on with code p0300. Looking at misfire history confirms high misfire counts on cylinders 1 and 4 along with lower counts on cylinders 2 &...