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2000 Ford F-250 Super Duty Lariat 5.4L Poor Idle Quality, Misfire
Posted to Ford Driveability on 5/11/2004 3 Replies

had 3 misfires replaced plugs and the 3 coils and vehicle runs alot better. Has #3 misfire code. swapped coil and injector to diff hole still sameprob and changed spark plug again. When it misses vacuum gauge reads 17inhg and bounces theres a funnysound in the...

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  Related Documents & Media  2000 Ford F-250 Super Duty Lariat

 
Message Closed w/FIX

car Vehicle Data

2000 Ford F-250 Super Duty Lariat

VIN 3FTNX20L0Y
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursCold, Hot, Intermittently

Trouble Codes

P0303Cylinder 3 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2000 Ford F-250 Super Duty Lariat

VIN 3FTNX20L0Y
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursCold, Hot, Intermittently

Trouble Codes

P0303Cylinder 3 Misfire Detected