P CODES (POWERTRAIN)

The Problem Is The Car Is Running Fine. I Am Trying To Sell It But Nobody Wants To Buy A Car When The Check Engine Light Is On.

For A Little Over A Month, P0171 (system To Lean) Code Comes Up. My Brother Has Cleaned The Throttle And The Maf. It Then Worked Fine For A...

2002 Sonoma, P0171 System Too Lean, Is Dumping Fuel, Runs Pretty Good Until Reaches Temp, Black Smoke Coming From Exhaust?

The Engine Light Is On In My Car. And I Got The Code P0300. Is This A Big Problem And What Can I Do?

Hello, Service Engine Soon Light Is On On My 2004 Ford Explorer /142k Miles. Odbii Error Codes Are P0300, P0302, P0312 And P0316. Could...

I Got Code P0300, I Installed New Spark Plugs W/boots And It Still Misfires.I Took It To The Dealership Repair Shop And They Said It Was...

My Local Parts House Ran A Diagnostic And Came Up P0300 Troubleshooting. Random Cylinder Misfire. It Is A Fuel System Malfunction...

Idles Fine, Will Not Drive When Transmission In Gear.

I Can Drive My Car Just Fine But When I Turn Her Off And Then Try To Start Her She Will Not Start For Like 15 Minutes, Why Is My Car Doing...

How Can I Read Fault Codes In My 1990 Dodge Dynasty Without A Scan Tool. On Gm Products It Can Be Done With A Jumper Wire And Flashin Check...