P CODES (POWERTRAIN) P0400 - P0499 P0431 Questions

I Know A Lot About Car Mechanics But I Can't Figure It Out. I Am Getting A P0456 And P0431. I Know You Have To Use A Smoke Machine But I...

What Is The Problem With This Car And Are They Related?

I Have The Car Listed Above With A 2.8 Liter Engine. Code P0431 The Guy Said The Pid For Downstream Sensor Was Fluctuating And That It...

Would Like The Information On The Criteria On Which P0431 Will Clear On Its Own (example: Three Drive Cycle With No Repeat Failures Will...

Hi, I've Got A 2000 Vw Passat V6 And Was Traveling On The Highway For A Half Hour Or So And The Check Engine Light Came On, And Scanned And...

I Drive A 2004 Kia Serento , The Check Enegine Light Came On. And I Check The Code It Was A Po431 Code. What Does That Mean(po431)

Check Engine Light - "p0431 Warm Up Catalyst Deterioration 2" Code Detected By Diagnostic Test On 2007 Mitsubishi Pajero 3.8l V6. ...

Hey Guys! I Just Purchased A 2008 Mitsubishi Eclipse For 17,000. The Minute I Drove It Off The Lot, The Check Engine Light Came On, When I...

2004 Mazda Mpv 6 Cyl Automatic 159600 Miles I Had My Mazda Put On A Computer 3 Times And These Are The Codes That Came Up And I Wanted...