Ford P Codes (Powertrain) P0400 - P0499 P0401

Check Engine Lite On Gives Code Dtc P0401

Exhaust Gas Re-circulation Problem.

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...

Engine Performance Problem 1999 Ford Taurus V8 Front Wheel Drive Automatic Engine Code Po401 Exhaust Gas Recirculation Flow Insuffient...

What Is Code Po401

Engine Idles Up And Down After It Warms Up, Put On New Egr Valve But Still Lighting Up Check Engine Light To Code Po401

Replaced Dpfe, Egr Solenoid And Egr Valve. Also Cleaned Throttle Body Intake. Replaced Fuel Filter And Used A Fuel Injector Cleaner With...

Engine Performance Problem 1998 Ford Expedition V8 Two Wheel Drive Automatic If The Vac. Line That Runs From The Egr Tube To The High...

My Truck Has Been Giving Me Problems With This Code. It’s An Egr Valve. I Changed Out The Part It Says. I Cleaned Out The Throttle Body To...

Have P0401 Code Egr. I Have Changed The Egr Valve, Egr Solenoid And Sensor. Still Have The Code.