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2009 Ford Explorer XLT 4.0L Poor Idle Quality, Misfire, MIL Lamp on
Vehicle runs very well until it intermittently drops current to #2 fuel injector as witnessed on scope in failure mode. Also confirmed by drop off of injector clicking sound using stethoscope when in failure mode. Connector plug has no corrosion, wiring/ha...
FIX posted 9/17/2020
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Related Documents & Media | VIN | 1FMEU73E49 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Intermittently, Random and Short Durations |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0302 | Cylinder 2 Misfire Detected |
Message Closed
Vehicle Data
2009 Ford Explorer XLT
| VIN | 1FMEU73E49 |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Intermittently, Random and Short Durations |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0302 | Cylinder 2 Misfire Detected |
Video