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1999 Ford F-150 Lariat 4.6L Poor Idle Quality, MIL Lamp on
I have not had a whole pile of time to work on this truck as the customer always shows up late in the day to get it fixed. What I have found is that everything works normal, then suddenly the O2's on both banks peak high then the long term fuel trim compensate...
FIX posted 8/17/2000
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Related Documents & Media 
| VIN | 2FTRX08WXX |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0175 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
1999 Ford F-150 Lariat
| VIN | 2FTRX08WXX |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0175 | Fuel System Too Lean (Bank 2) |
Video