Join Now
International Automotive Technicians Network

P1401 Diagnostic Trouble Code Discussion for August 2007

EGR Temperature Sensor Circuit Malfunction


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 P1401
Help Request Posted
1999 Ford F-150 Lariat 5.4L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1FTRX17L7X
P1401: dpfegr code. truck came in and found the below codes in the computer. replaced all spark plugs and they where at 80-85 thousands gap when i pulled them out. finished tune up and restarted truck but was still not idling very good. started to check for other codes and found ...
August 17, 2007
2002 Hyundai Accent GL 1.6L MIL Lamp on
P1401: dtml malfunction. car came in with code for code p1401-dmtl malfunction. havent dealt with any evap problems on hyundai. looked for any obvious problems like wiring and hoses and found nothing. alldata is no help. the hyundai website is no help either. found nothing in iatn arc...
August 25, 2007
1999 Ford F-150 Lariat 5.4L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1FTRX17L7X
P1401: dpfegr code. truck came in and found the below codes in the computer. replaced all spark plugs and they where at 80-85 thousands gap when i pulled them out. finished tune up and restarted truck but was still not idling very good. started to check for other codes and found ...
August 17, 2007
2002 Hyundai Accent GL 1.6L MIL Lamp on
P1401: dtml malfunction. car came in with code for code p1401-dmtl malfunction. havent dealt with any evap problems on hyundai. looked for any obvious problems like wiring and hoses and found nothing. alldata is no help. the hyundai website is no help either. found nothing in iatn arc...
August 25, 2007