× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P0401 Diagnostic Trouble Code Discussion for August 2005

Insufficient EGR Flow Detected


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0401
Help Request Posted
1997 Dodge Intrepid 3.5L MIL Lamp on VIN: 2B3HD46F0V
P0401: EGR System Performance. Hello everyone, Need some help from the mopar experts. This vehicle came in a a few weeks ago with a MIL lamp complaint and no drivability issues. Performed scan diagnostics and retrieved code PO401(EGR insufficient flow). Referred to alldata diagnostic flow ...
August 01, 2005
1999 Ford Windstar SE 3.8L MIL Lamp on VIN: 2FMZA5240X
P0401: EGR flow insuficient. Hello ford techs: I have this windstar with an inop sliding power door driver's side. The door works manually. When I depress the button to open door all I hear is the sound of it unlocking. I does not slide open or close. Does this have a safety feature for b...
August 01, 2005
1997 Dodge Intrepid 3.5L MIL Lamp on VIN: 2B3HD46F0V
P0401: EGR System Performance. Hello everyone, Need some help from the mopar experts. This vehicle came in a a few weeks ago with a MIL lamp complaint and no drivability issues. Performed scan diagnostics and retrieved code PO401(EGR insufficient flow). Referred to alldata diagnostic flow ...
August 02, 2005
2001 Ford Mustang 3.8L MIL Lamp on, cooling fan stays on VIN: 1FAFP44461
P0401: EGR flow. This Mustang came in for an intermittant no start problem. One local shop had replace a fuel pump last month for this problem, The Ford dealer replaced the DPFE sensor next. It came to us on a tow truck. When it arrived we went out with the customer and the ca...
August 10, 2005