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1998 Ford F-150 Lariat 5.4L Poor Idle Quality, Hesitation, MIL Lamp on
Hello Iatn, Need Ford gurus help. This truck came in after failing the emmision test. The codes were a p0171 and p0174. I have had this problem before on this truck and had already replaced the pcv hose assy. I pulled the hose to check it and it was ok. One th...
FIX posted 5/12/2010
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Message Closed w/FIX
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15 Replies Received
15 Replies Received
Related Documents & Media | VIN | 1FTRX07L5W |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, MIL Lamp On |
| Occurs | Hot, on Accel, Cruise, Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
1998 Ford F-150 Lariat
| VIN | 1FTRX07L5W |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, MIL Lamp On |
| Occurs | Hot, on Accel, Cruise, Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
Video