nsbammar

Hey guys so this problem has had me pulling my hair for the past two weeks. Engine runing rough only code is P300

Things I've done
Brand new injectors
New spark plugs
New coils
New crank shaft position sensor

Extras:
I'm runing rich I can smell gas in my exhaust

Please help me.

travlee

iTrader: (8)

so you are just throwing parts at it hoping one will fix it?

here is what i would do, take it to Nissan and have them diagnose it

Tochigi_236

+1 It's only $100

dcains

iTrader: (15)

Do it before you trash the cats.

iideadeyeii

iTrader: (6)

trash the cats
trash the cats
trash the cats

travlee

iTrader: (8)

ha, i was looking for the gif of that earlier

AdvanZ33

iTrader: (105)

Title changed. When starting threads in the future please add some detail to the thread content for future searches. Good luck!

rustyschopshop

random multi cylinder misfire in a COP ignition system usually indicates a faulty fuel pump. Lack of fuel pressure does not allow the fuel injectors to atomize the fuel.