2002 Q45 PO 0380 ec

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acpower5
Posts: 3
Joined: Fri Apr 20, 2012 7:06 pm
Car: 2002 infinitti Q45

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Engine code of PO 0380 glow plug/heater circuit A malfunction. Starts fine,runs fine but can tell it is missing when idling. Any help? Don't even know what glow plugs are...

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djwarner
Posts: 407
Joined: Sat Jan 23, 2010 6:07 pm
Car: 1971 240Z Series I
2006 350Z
Location: Central Florida

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Are you sure it is 380, I didn't find a listing for this code on

http://engine-codes.com/make/infiniti/1

P0308 is a misfire on cylinder #8 makes more sense per your trouble description.
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ddsmith60
Posts: 21
Joined: Sun Mar 11, 2012 8:47 am
Car: 2000 Q45t
Location: Southern Maryland

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I agree with DJ. Glow plugs are diesel engine stuff. If it is P308. You may want to check #8 plug and play coil swap games to figure out if it is a coil issue if the spark plug doesn't fix it.
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