P CODES (POWERTRAIN) P0100 - P0199 P0171 Questions

I Recently Started Getting Very Poor Gas Mileage. Less Than 10 Mile Per Gallon. I Get A P0171 Code When I Hook Up A Code Reader. Where...

Random Cel!!! So I Got One A Few Weeks Ago And The Car Was In Limp Mode!! So I Went To Autozone And The Code Was Saying Cylinder 1 Lean (...

I Have 99 Camry 4 Cyl That Has Been Sitting About 21 Months Just Cleaned And Painted It Getting It Ready To Drive. The Problem Is I Get A...

Juat All Of A Sudden It Started Idleing Real Rough And Running Poor. It Has Set Code P0171. This Code Can Be A Lot Of Things I Understand...

Common Fix For Code P0171

My 98 Cavalier Is Failing Emissions, Started Out As Po171 Code, Then Others, Long Story Short, Every Single Sensor Has Been Replaced, So Has...

Car Runs Rich And Miss At Certain Rpm.

One Morning Without Warning The Van Suddenly Required Multiple Attempts To Start Before It Would Finally Stay Running. Later That Day The...

Hello, Looking For Some Help / Advice For My 03 Silverado About A Month Ago, My 03 Started Getting A Rough Idle When Sitting At A Stop...

Code P0171 Hi There, Its Really A Good Web Site.i Would Appreciate If You Could Help Me With This I Got A Toyota 4runner 2001sr5 149k Last...