P CODES (POWERTRAIN) P0100 - P0199 P0172 Questions

Just To Catch Up, I Changed My Previous Engine Because 16 Years Ago It Was Turbo'd (found Out From A Youtube Video) And It Was Abandoned...

Hello There, I Have Been Trying For 3 Months To Get The Code Light To Go Out So That I Can Do Inspection. The Code Is System Too Rich...

The Code For My Check Engine Is P0172 "rich Mixture" Is There Any Common Problems Associated With This? I'm Guessing Something Like The...

Car Listed Above Is A Lw 200. I Am Experiencing Rough Idle At Red Light, Cooling Fan On. Codes P0171 And P0172 At The Same Time. Fuel System...

Initially Had A Rough/surging Idle Problem, Cleaned Throttle Body, Injectors Are Good, New Spark Plugs, Iac Valve Good. Car Idles Fine But...

How To Fix P0172

I Have A 97 Merc Cougar With A 3.8l. I Used A Reader Today And Have The Code P0172. I Am Wondering What Are The Least Expensive, Quick...

Trying To Narrow Down What Could Be Wrong With My Van Listed Above Se Model. The Problem Is Consist Of Gas Smell Or Carbon Monoxide In The...

My Civic Has Had Poor Gas Mileage (27 Mpg) Since About 800 Miles. I Am Now Getting An Error Code P0172 - System Too Rich (bank 1). What Do I...

The Engine Light Is On And Reads P0172 (too Rich). What Is The Fix?