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Discussion Starter #1
so my car has a cel now i scaned it and it came up with p0171....i think i googled it and it said bank one lean and i was wondering what would cause that. and my mods are pcd jpipe evo 2 and a aem v2 it didnt come on for some miles i cleared it and it stayed off for 2 days i went to work and it didnt come on i go and turn the car on i turn the key to on let the pump cycle and then turn the car on and it was on (the cel) i need help
 

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DAT Dewd from Dallas MANG
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1,533 Posts
yo...

very common problem....


your pcd has a hole in it...which is causing the lean condition...

or you could have a bad oxygen sensor...

my bet is on the pcd....
 

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Discussion Starter #3
sweet ill take a look at that tomorrow thanks
 

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when does this happen? a leaky or stuck injector could be a problem as well. hook a vacuumm gauge up.
 
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