P CODES (POWERTRAIN) P0400 - P0499

Computer Problem 2004 Dodge Intrepid 6 Cyl Two Wheel Drive Automatic I Have A Po441 Code On My Car. How Much Does It Cost To Get It...

My Wife's Car Is Throwing The Above P0441 Code. I Replaced The Purge Valve, Which Was Bad, So It's Narrowed Down To The Charcoal Canister...

I Have Been Struggling With Getting This Car Inspected. Started Off With An Egr Code Which Has Been Repaired. Now It Is Showing Only The...

The Catalytic Converter On My 99 Miata With 43k Miles Was Replaced A Month Ago. Last Week, The Check Engine Light Came On And I Pulled The...

I Had A Tech Hook Up The Machine And He Gave Me This Code. P0420. He Said It Was Catalyst Or The O2 Sensor. Can U Help Me

Replaced Evap. Vent Valve Solenoid And Ecm. And Gas Cap. Checked With A Evap Smoker. Still A Problem. Question Is, Is There A Can Bus...

Dear Sirs, I Own A 98 Saturn Sl1 And Cannot Seem To Pass An Emissions Test Because Of A Check Engine Code Of P0466, Evap. Emissions...

What Should I Check First Before Replacing Parts? I Have Cleaned The Throttle Body Air Filter Has Been Replaced I Sea-foamed The Fuel...

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...

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...