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Re: invisible Toyota po 171
Posted to Technical Discussion Forum on 3/14/2018 3 Replies

Hi David, I am have the exact same problem , did you ever find the problem? I can not find any vacuum leaks(smoke machine) and have a new MAF and Upstream O2. Intake manifold gasket is new along with throttle body gasket(replaced by someone else). I did have a... Login to read more.

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car Vehicle Data

2001 Toyota Corolla LE 1.8L

Engine1.8 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2001 Toyota Corolla LE 1.8L

Engine1.8 L
Trans4-speed Automatic (Electronic)