× 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
1999 Ford Explorer XL 4.0L Misfire
Posted to Ford Driveability on 11/20/2003 9 Replies

vehicle came in 8 months ago with #3 cylinder misfire plug was bad replaced plug and ran fine for 1 month then customer replaced all plugs and the missing went away for a while now it is back with same problem and plug is misfiring again plug shows no sign of ...

9 Replies Received (View Replies)

  Related Documents & Media  1999 Ford Explorer XL

 
Message Closed w/FIX

car Vehicle Data

1999 Ford Explorer XL

VIN 1FMZU34X6Z
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, Idle, Intermittently

Trouble Codes

P0303Cylinder 3 Misfire Detected
Message Closed w/FIX

car Vehicle Data

1999 Ford Explorer XL

VIN 1FMZU34X6Z
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, Idle, Intermittently

Trouble Codes

P0303Cylinder 3 Misfire Detected