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2005 Ford F-150 FX4 5.4L Misfire, MIL Lamp on
Posted to Ford Driveability on 6/17/2013 16 Replies

Vehicle came in running rough. Scan showed P0316, Engine misfire detected at start up. Checked Mode 6 to identify cylinder. According to Mode 6 it was # 8. Switched Coil # 5 with Coil # 8, No Change. Pulled # 8 Plug, performed Compression test on # 8, 160 PSI....

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  Related Documents & Media  2005 Ford F-150 FX4

 
Message Closed w/FIX

car Vehicle Data

2005 Ford F-150 FX4

VIN 1FTPW14525
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

P0308Cylinder 8 Misfire Detected
P0316Misfire Detected On Startup (Within the 1st 1000 Revolutions)
Message Closed w/FIX

car Vehicle Data

2005 Ford F-150 FX4

VIN 1FTPW14525
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

P0308Cylinder 8 Misfire Detected
P0316Misfire Detected On Startup (Within the 1st 1000 Revolutions)