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What to do if your code on Toyota corolla check engine light P0171?

Anonymous

∙ 12y ago

Updated: 12/9/2022

Fuel/air trim too lean.Your engine is not getting enough fuel in the optimal ratio. Could be may causes. What to do? Have your OBD codes scanned. That will tell you which sensor has gone faulty to cause the problem,.....go to AutoZone or any large parts house and they will scan your OBD free.

Wiki User

∙ 12y ago

What else can I help you with?

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you pee on it

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i have a 2007 carolla that has been fully services and the check engine light is still on. there is nothing wrong with it.. How do I get it off?

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I did not tighten the gas cap good....Sounds crazy but i have that several times...

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