P CODES (POWERTRAIN) P0400 - P0499

2001 Dodge Intrepid Se W/53260mi. I Changed The Gas Cap Two Months Ago And I'm Still Getting This Code. I Checked The Lines From The Purge...

Check Engine Lite Came It Was Anevap Code

Someone Said I Need To Replace The Catalytic Converter. Looking For Your Suggestions.

Where Is It Located At How Much Do They Cost Ballpark

I Recently Posted A Questioned Concerning Code # Po446, It Should Have Read P0443. I Received A Reply From A "rasmatas" I Believe...

Check Engine Light Came On, Went To Autozone To Have It Read. They Gave Me A Printout Of What The Problems Could Be. I Was Told To Start...

I Have A Check Engine Light On Scanner Shows 401, Egr. Replaced It, Cleaned Out Tube, Changed Ecm, Had It On Diagnostics And They Said...

Engine Performance Problem 2002 Toyota Camry 4 Cylinder Two Wheel Drive Automatic 94,000 Miles. My Car Was Running Good I Went To Good...

The Code For Catalyst Efficiency Below Threshold Bank 1 Showed Up When I Purchased The Car And I Gave It Back To The Dealer And They Must...

Engine Light Came On Took To Dealer Said It Was Rear Catalytic Converter And Now Engine Is Back On And They Said It Might Be The Front One...