P CODES (POWERTRAIN) P0400 - P0499 P0401

My Service Engine Soon Light Came On. Code: P0401, I Bought A New Egr I Had The Code Reset. On The Way Back Home, The Service Engine...

Hello Guys Some Body Can Tell Me What I Can Do To Fix This Problem I Getting This Cods. Po401 And Po 171. It Mey Be I Do Have Dirty Air...

The Vehicles "service Engine Light" Came On Aprox. 4 Months Prior To The First Visit. I Took Vehicle Through 1st Time And Received A Failed...

Engine Mechanical Problem 1998 Honda Accord 6 Cyl Automatic 150000 Miles I Have Replaced The Egr Valve, And Had It Cleaned By 2...

Computer Problem 2002 Mitsubishi Diamante 6 Cyl Front Wheel Drive Automatic 190k Miles Have 171 &174 Codes. Reasonabally Certain No...

My Check Engine Light Came On On My 2003 Impala About 3-4 Months Ago. We Had It Scanned And Code P0401 Came Up. We Changed The Egr Valve...

Error Code P0401. I Have Cleaned The Inlet And Exhaust Tubes And Replaced The Egr Valve But The Light Comes Back On. I Used A Map Sensor...

Car Was Running Fine Then All Of A Sudden Check Engine Light Comes On And Car Will Turn Over But Will Not Start Bought A New Battery Put It...

I Need Instructions On How To Go About Repairing The Egr Error Code P0401 In My 1998 Automatic Honda Civic Coupe Hx. I Already Have The...

My Suv Shut Off While Driving And Won't Start Back. Fuel Pump Works Gets Fuel And Fire. I Let The Pump Build Up It Wants To Start But...