2001 civic si p0300 random miss fire code

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Apr 18, 2022 | 07:12 AM

AJ32

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Honda-Tech Member

Joined: Dec 2021

Posts: 2

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From: Bc Canada

2001 civic si p0300 random miss fire code

There multiple miss fires every cylinder, its my daily and need it running without killing itself. Any clues to what it is? Im thinking cam position sensor maybe crank

Apr 20, 2022 | 05:20 AM

NDNV

Honda-Tech Member

Joined: Feb 2009

Posts: 749

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From: CANADA

Re: 2001 civic si p0300 random miss fire code

Use only OEM NGK spark plugs for starters.

May 7, 2022 | 12:16 AM

Bonzo

Honda-Tech Member

Joined: Mar 2021

Posts: 21

Likes: 1

From: WA State

Re: 2001 civic si p0300 random miss fire code

Buy 1 new coil-on-plug. They're cheap. Swap it with one of the cylinders that are missing. If the miss goes away, there it is. You can get 4 of them for $40-$50. Replace them all for G P.