1999 Ford F-450 Super Duty XL 7.3L Misfire
Truck came to us low on power, tested fuel pressure normal, checked filters in tank OK. Injector buzz test OK, no codes. Cylinder contribution fails for cyl. #3, #4 and #8 (fairly normal for #8 to fail and it is on the other end of the firing order from #3.). ...
FIX posted 12/2/2010
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Vehicle Data1999 Ford F-450 Super Duty XL
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1999 Ford F-450 Super Duty XL
VIN | 1FDXW46F2X |
Engine | 7.3 L / 8 cyl / DIESEL |
Trans | 6-speed Standard |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always, Under Load |
Trouble Codes
P0269 | Fuel Injector 3 Contribution / Balance |
P0284 | Cylinder 8 Balance System Malfunction |