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2003 Ford F-550 Super Duty XL 6.8L MIL Lamp on, Monitors won't run
Got this 03 F550 in after it went to get smogged and didn't get tested due to incomplete monitors. When I got it the MIL was on with a P0171 and P0174, FF data shows normal operating temp and 1465rpm. Checked Mode 6 data and all values seem to be false "phanto...
FIX posted 3/26/2011
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Related Documents & Media | VIN | 1FAFP57BU1 |
| Engine | 6.8 L / 10 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Monitors Won't Run |
| Occurs | Under Load |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
2003 Ford F-550 Super Duty XL
| VIN | 1FAFP57BU1 |
| Engine | 6.8 L / 10 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Monitors Won't Run |
| Occurs | Under Load |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Video