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1999 Ford Explorer XLT 4.0L Misfire, MIL Lamp on
Misses bad on cylinders 1-2-3, so far I have switched up and down stream O/2 Sensors and that didnt change a thing. I checked for vaccum leaks around intake and doesnt seem to be any, Some things I have noticed is a wierd almost "chirping" sound in the motor, ...
Summary posted 11/16/2009
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Related Documents & Media | VIN | 1FMZU34E8X |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0300 | Multiple Misfire Detected |
| P0301 | Cylinder 1 Misfire Detected |
| P0302 | Cylinder 2 Misfire Detected |
| P0303 | Cylinder 3 Misfire Detected |
Message Closed w/Summary
Vehicle Data
1999 Ford Explorer XLT
| VIN | 1FMZU34E8X |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P0300 | Multiple Misfire Detected |
| P0301 | Cylinder 1 Misfire Detected |
| P0302 | Cylinder 2 Misfire Detected |
| P0303 | Cylinder 3 Misfire Detected |
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