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1999 Ford F-150 Lariat 5.4L Misfire, MIL Lamp on, Lack of Power
Hello; Vehicle came in with SES light on code P0300 random misfire detected. Checked spark plugs and found them worn to a gap of .070 when they should be .050. I replaced spark plugs and boots. Coil over plug design. I replaced the fuel filter it was very rest...
Summary posted 2/28/2005
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Related Documents & Media | VIN | 1FTRX18L9X |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp on, Lack of Power |
| Occurs | Hot, Under Load, on Accel |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/Summary
Vehicle Data
1999 Ford F-150 Lariat
| VIN | 1FTRX18L9X |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp on, Lack of Power |
| Occurs | Hot, Under Load, on Accel |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Video