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P0171 and P0174

I would guess the computers busy trying to compensate for vacuum leak and so it would affect throttle. Carefully look at all the plastic intake pieces even if you have

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		Nissan 370Z Forum > Nissan 370Z Tech Area > Engine & Drivetrain
P0171 and P0174

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2 Post By Trips
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02-17-2016, 01:56 AM	#4 (permalink)
Trips Administrator Join Date: May 2009 Location: Disneyland, Ca Posts: 8,732 Drives: 🔰 Rep Power: 10	I would guess the computers busy trying to compensate for vacuum leak and so it would affect throttle. Carefully look at all the plastic intake pieces even if you have remove them for cracks or other damage that would cause the vacuum leak. __________________

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