Hyundai Santa Fe P Codes (Powertrain) P0400 - P0499

Engine Light On, Parts Store Scan Showed P0420, Cat.system Efficiency Below Threshold Bank One. Please Enlighten Me. The Car Runs Good And...

Check Engine Light Came On Had It Checked At The Dealer Had P0420 Code Returned. The Dealer Indicated They Checked Everything And The...

Keeps Blowing Sensor One Fuse. It's Throwing Codes P0051,p0463,p0464. Some Are Saying Could Be Fuel Pump Trying To Get Confirmation....

I'm Trying To Troubleshooting A P0441 On My Daughter's Vehicle And All My Internet Searching Leads To Changing The Purge Valve. I...

I Know I Am Asking Lots Of Questions But I'm Trying To Pass New Jersey Inspection Without Failing. So My Question Is, What Do I Need To...

I Just Replaced Bank 1 Sensor 2 Reset Computer And Drove A Little Bit. Same Code Showed Up What Does It Mean? I Also Have Code P0430. Thank...

Have Replaced Every Part In Emissions System, Have Cleared Codes With Obd And When I Turn Off The Engine And Restart My Check Engine Light...

Obd Code Po421 Changed The Catalytic Converter Recently. Engine Would Hardly Go Over 15 Mph. Repaired Broken Valve #2 Cylinder. New...

I've Been Having Trouble With Code P0421... I Had The Catalytic Converter Replaced And It Went Away. Two Days Later The Check Engine Light...