× 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
2006 Ford F-150 XLT 5.4L Misfire, MIL Lamp on
Posted to Ford Driveability on 3/27/2012 11 Replies

Problem only happens at speeds of 45mph and above, with torque converter locked. Cylinder 8 missfires and logs code when you lean into throttle easy, and wont stop until more throttle is applied or converter unlocks. Swapped coil and boot w/cyl 7, replaced plu...

11 Replies Received (View Replies)

  Related Documents & Media  2006 Ford F-150 XLT

 
Message Closed w/FIX

car Vehicle Data

2006 Ford F-150 XLT

VIN 1FTPX14556
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursHot, Cruise

Trouble Codes

P0308Cylinder 8 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2006 Ford F-150 XLT

VIN 1FTPX14556
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursHot, Cruise

Trouble Codes

P0308Cylinder 8 Misfire Detected