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International Automotive Technicians Network
Re: P0171, P0174
Posted to Technical Discussion Forum on 4/13/2012 22 Replies

Rudy, stop and do some thinking about how the system works. Some of us that spend a lot of time working on vehicles with MAF sensors can get in a rut way too easy, then when a speed density problem comes along we flop around like a fish out of water.

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