P CODES (POWERTRAIN) P0400 - P0499

Replaced Purge Valve, Service Engine Soon Light Comes Back On. Had Pcm Serviced, Still Same Problem. Need Wiring Diagram To Check For...

My Engine Light Is On And I Can't Get It Smogged. All The Tests Passed With The Exception Of The Light. I've Cleaned Out The Egr...

I Am Get Codes Explain: P0408 Fan 1 Control Circuit P0408 Fan 2 Control Circuit P0508 Idle Air Control System Circuit Low What Does...

I Just Bought The Car Listed Above Ex Model. I Used An Obd To Read Codes P0135 And P0498. I Have Not Replaced Any Parts. What Should Be The...

Engine Light On. I Used To Able To Clean The Egr Valve And It Would Go Off For About A Month. This Time Stayed On And The Engile Idle Is...

Then Got A P0451 Code That Came On And Off For A While. Got A New Fuel Cap But Still On. Does Undercoat Effect This Sensor?Is This Sensor In...

Last Year I Replaced The Evaporative Emission Control Solenoid, And The Code Was Gone And Now It's Come Back. Can You Plese Send Me A...

I Have A P0442 Error Code Small Evap Leak. I Already Replaced Gas Cap. I Reset Check Engine Light Came Back On The Next Day. Where Should I...

I Have Replaced Both Pcm Valve And Oxygen Sensor, But The Code Won't Clear.

Emissions. I Have Po440 And Po 446 Codes.