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2000 Ford F-150 Lariat 5.4L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
Need some input on this one. The truck has no codes, but I can generate o2 heater circuit codes when o2's are unpluged. Maf code when maf is unplugged. The problem I have is when the vehicle is running the o2 voltages stay on 0 and the fuel trims stay on 0. If...
FIX posted 12/27/2012
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Message Closed w/FIX
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Related Documents & Media | VIN | 1FTRX17L9Y |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / mpi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Always |
Message Closed w/FIX
Vehicle Data
2000 Ford F-150 Lariat
| VIN | 1FTRX17L9Y |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / mpi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Always |
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