× 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
2004 Ford F-150 FX4 5.4L Misfire, MIL Lamp on
Posted to Ford Driveability on 6/4/2007 18 Replies

Hello all. This truck has a slight rough idle and keeps setting these codes. We removed cylinder 4 plug and coil and tranfered it to cylinder 6. Same code returns for cylinder 4. There is a bulletin about updated plugs, but I am just wondering about anything e...

18 Replies Received (View Replies)

  Related Documents & Media  2004 Ford F-150 FX4

 
Message Closed w/FIX

car Vehicle Data

2004 Ford F-150 FX4

VIN 1FTPW14504
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

304cylinder 4 misfire
316misfire detected first 1000 revolutions
Message Closed w/FIX

car Vehicle Data

2004 Ford F-150 FX4

VIN 1FTPW14504
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

304cylinder 4 misfire
316misfire detected first 1000 revolutions