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Car runs bad, codes P0446, P1159, P0300, P0305, P0303, P0301

Tiny
ELDRIDGE RAMSEY
  • MEMBER
  • 2002 KIA SEDONA
  • 3.5L
  • V6
  • 2WD
  • AUTOMATIC
  • 185,000 MILES
Rough idle, like power on acceleration, misfires, code reads; p0446, p1159, p0300, p0305, p0303, p0301. Replaced spark plugs. What can I do my self to repair?
Saturday, July 28th, 2018 AT 7:53 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 43,344 POSTS
Hello,

This sounds like you have an internal engine problem which can be found by doing a compression test. Here is a guide to help get us started:

https://www.2carpros.com/articles/how-to-test-engine-compression

Please run down this guide and report back.

Cheers, Ken
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Sunday, July 29th, 2018 AT 11:32 AM

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