Y23DRH Posted January 8, 2014 Share Posted January 8, 2014 So the zed had the engine light come on had code read p0301 come up Replaced all spark plugs Still the same :/ Every coil pack replaced still the same :/ All imjectors injectors and still have a misfire on number one cylinder :/ The cars also had service all items changed etc running out of ideas now any one ??? Suggestions welcome Its 2005 350z gt roadster Quote Link to comment Share on other sites More sharing options...
a2orry Posted January 8, 2014 Share Posted January 8, 2014 Compression test if that's good check wireing. Quote Link to comment Share on other sites More sharing options...
Y23DRH Posted January 8, 2014 Author Share Posted January 8, 2014 Yea will get compression test done and see what happens Quote Link to comment Share on other sites More sharing options...
Neilp Posted January 9, 2014 Share Posted January 9, 2014 Have you done any engine mods without a remap? Quote Link to comment Share on other sites More sharing options...
Y23DRH Posted January 9, 2014 Author Share Posted January 9, 2014 (edited) Have you done any engine mods without a remap? Nope had all mods done and had it remaped But i do have a new maf sensor tho but cant see that being the culprut as was there before that was fitted :/ My mechanic is doing a compresssion test tonight will update once i have the results from it :/ Edited January 9, 2014 by F4ABP Quote Link to comment Share on other sites More sharing options...
Y23DRH Posted January 9, 2014 Author Share Posted January 9, 2014 Cars fixed several hours later took out plugs and coils and did compression test 6th 160 4th 155 2nd 165 5th 150 3rd 150 1st 160 Compression test results. Not sire if low or not tho ?? Cleaned every thing up re read the codes and cleared them put it all back together Fired up spot on no misfire at all no eml light and no codes showing drives perfect and is alot quicker now the eml light is off big thanks to every one for there advice Quote Link to comment Share on other sites More sharing options...
ZEUS Posted January 9, 2014 Share Posted January 9, 2014 That's a strange one, fouled plug or something? Anyway glad you got it sorted Quote Link to comment Share on other sites More sharing options...
Y23DRH Posted January 10, 2014 Author Share Posted January 10, 2014 That's a strange one, fouled plug or something? Anyway glad you got it sorted Yea coil pack had a broken bolt/ nut that hold it in place and plug and coil had oil all over them replaced and all sorted Quote Link to comment Share on other sites More sharing options...
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