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Code P0304

904 Views 29 Replies 8 Participants Last post by  Jaybird Skedattle
I’m back. So now my Kia Forte Ex has started kicking code P0304 which is a problem with cylinder 4. Considering the findings of my prior “Gas Cap” discussion & what my mechanic found to be the problem a broken ground wire in the middle of wiring harness for cylinder 1. Is it possible to replace the whole fuel injector harness & if so where can I purchase one? Any guidance is greatly appreciated.
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No problem with fixing that wire I would solder in a new piece and use heat shrink tube on both ends then tape it all back up just like a factory repair and it will last as long as the rest of the wiring
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I wonder If this will do anything to help our cars improve some or just hype


Just solder in a piece of insulated wire same size use heat shrink seal on the connectouns easy to do or have someone do and it will be good as new I have done it many times no need to go overboard
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