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2002 Ford F-550 Super Duty Lariat 7.3L Misfire
Posted to Ford Driveability on 10/19/2007 6 Replies

OK Guy's I ready for some other idea's Got this F550 super duty in with engine misfire on cylinder #1 and 3 Been through all the basic procedures, Replaced the under valve cover harness and the valve cover gasket for the amount of milage. Checked the injectors...

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  Related Documents & Media  2002 Ford F-550 Super Duty Lariat

 
Message Closed w/FIX

car Vehicle Data

2002 Ford F-550 Super Duty Lariat

VIN 1FDAF56FX2
Engine7.3 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently

Trouble Codes

1271open high /low cyl 1
1273same cyl 3
Message Closed w/FIX

car Vehicle Data

2002 Ford F-550 Super Duty Lariat

VIN 1FDAF56FX2
Engine7.3 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently

Trouble Codes

1271open high /low cyl 1
1273same cyl 3