× 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 Explorer XLT 4.6L Misfire
Posted to Ford Driveability on 3/8/2016 34 Replies

This truck runs fine unless it is completely cold or under heavy load. It then misfires badly on cylinder #5.

After several tests we found the problem in the fuel injector. When the trigger signal is lost, the engine misfires.

It is sporadic and intermittent...

34 Replies Received (View Replies)

  Related Documents & Media  2004 Ford Explorer XLT

 
Message Closed w/FIX

car Vehicle Data

2004 Ford Explorer XLT

VIN 1FMZU63W74
Engine4.6 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursCold, Under Load

Trouble Codes

P0305Cylinder 5 Misfire Detected
P0316Misfire Detected On Startup (Within the 1st 1000 Revolutions)
Message Closed w/FIX

car Vehicle Data

2004 Ford Explorer XLT

VIN 1FMZU63W74
Engine4.6 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursCold, Under Load

Trouble Codes

P0305Cylinder 5 Misfire Detected
P0316Misfire Detected On Startup (Within the 1st 1000 Revolutions)