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Dear Sir,

I have got the code P0302 on my Infinity FX35, 2005 , 70000 ml. So I changed the Spark plug, coil, and fuel injector of cylinder 2 after Two days the same code P0302 come again.

fuel sys 1 cl
fuel sys 2 cl
calc load(%) 29.4
ETC (c) 57
STFT B1 (%) 2.3
LTFT B1 (%) 0.0
STFT B2 (%) -9.4
LTFT B2 (%) 0.0
ENG RPM 1688
VEL SPEED (KM/H) 26
TPS (%) 5.1

Any Help, Thanks

Vehicle: 2005 Infiniti FX35 3.5L VQ35de

2 Answers

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Best answer
Hi there,

Based on your readings i would check for an intake manifold gasket leak around cylinder #2. You do show a problem on bank 2. With the engine idling, spray some carb cleaner along the intake to see if there is any change in the way it idles. If there is, then you know you have a leak
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P0302 Infiniti Code - Number 2 Cylinder Misfire Detected
Read more: https://www.autocodes.com/p0302_infiniti.html

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