× 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
2003 Ford F-150 XL 4.2L Misfire
Posted to Ford Driveability on 7/9/2008 12 Replies

engine missfires under load, scan tool showed cyl 3 misfire under component param. replaced spark plug with known good plug, ohmed plug wires, coil has good spark,checked compression, cleaned out egr ports, performed fuel system service, checked egr system, ch...

12 Replies Received (View Replies)

  Related Documents & Media  2003 Ford F-150 XL

 
Message Closed

car Vehicle Data

2003 Ford F-150 XL

VIN 1FTRF17293
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, on Accel
Message Closed

car Vehicle Data

2003 Ford F-150 XL

VIN 1FTRF17293
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, on Accel