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Re: 02 Nissan Frontier 2.4L- DTC P0301
Posted to Technical Discussion Forum on 9/9/2007 2 Replies

Hi Arthur,

These vehicles are known for misfiring due to plugged EGR ports. The reason #1 misfires is because it is the only port that is NOT plugged, or at least not completely plugged. There are 4 hex head screws in the top of the intake that can be remove... Login to read more.

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