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2004 Ford E-250 5.4L Misfire
Posted to Ford Driveability on 4/28/2010 11 Replies

comp on affected cylinders is 165 and 160 coils and plugs were replaced with new no vacum leaks detected injecters are firing checked with noid lite and solarity scope vacum is stable at 20 in

11 Replies Received (View Replies)

  Related Documents & Media  2004 Ford E-250

 
Message Closed w/FIX

car Vehicle Data

2004 Ford E-250

VIN 1FTSS34L34
Engine5.4 L / 8 cyl / CNG
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0303Cylinder 3 Misfire Detected
P0308Cylinder 8 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2004 Ford E-250

VIN 1FTSS34L34
Engine5.4 L / 8 cyl / CNG
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0303Cylinder 3 Misfire Detected
P0308Cylinder 8 Misfire Detected