P CODES (POWERTRAIN) P0400 - P0499

Hi, I Just Purchased This Vehicle. It Had A Check Engine Code Po410 And Replaced All The Parts, Secondary Air Supply, Secondary Valve...

1997 Malibu, Code Po442 I Know That Is Small Leak In Evap. Do You Have A Diagram For It? Components And Wiring.

Car Has Check Engine Light On. I Changed The Cat On The Bottom Of The Car But Still Has Light On. I Understand That It Can Be A O2 Sensor...

My Wife Took Our 96 Blazer A Few Days Ago Filled It Up With Gas. A Few Miles Down The Road It Died. After Towing It Home And Squirting A...

1999 Ford Mustang 6 Cyl Two Wheel Drive Manual 99k Miles I Keep Getting The Code P0401 On My Mustang, Egr Code. I Replaced The Dpef...

Dear Sirs, I Have A 98 Saturn With Check Engine Code P0466 (high Voltage With Purge System). Does This Have Something To Do With A...

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

What Can I Expect To Repair With These Codes. I Think There Related Too Fuel. Any Help Would Be Great Thanks

What Is The Sensor Circuit B That Code P0407 Is Talking About? I Also Have A Random Hesitation On Acceleration And Innermitant Pop In Th...

I Had A Diagnostic Ran And The Following Code P0442 Came Up. I Noticed I Am Missing A Hose (image Shown) But I Have Yet To Find Out Where...