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1997 Ford F-150 Lariat 5.4L Poor Idle Quality, Surge, Misfire
Engine runs Normial at cold start, as it warms up after about 5 minutes engine will become rough. O2's will drop back to below .02 volts and into open loop. If I add propane engine will smooth out, O2's will start reading agian from .02 to .90 volts depend on ...
FIX posted 7/22/2002
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Related Documents & Media | VIN | 1FTEX08L3V |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Misfire |
| Occurs | Idle, Intermittently |
Message Closed w/FIX
Vehicle Data
1997 Ford F-150 Lariat
| VIN | 1FTEX08L3V |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Misfire |
| Occurs | Idle, Intermittently |
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