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1997 Ford F-150 5.4L Misfire, MIL Lamp on
vehicle brought in with mil-flashing or staying [...] codes were [...] was a little low on #1 coil so i replaced with ford coiland [...] for spark & it jumped a 40,000 gap on adjustible spark tester. checked for pulse width=[...] the reluctor &/or crank sensor...
FIX posted 3/30/2001
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Related Documents & Media 
| VIN | [No VIN Available] |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | On Accel, Idle |
| Misc. | Coil on Plug |
Trouble Codes
| P0301 | Cylinder 1 Misfire Detected |
Message Closed w/FIX
Vehicle Data
1997 Ford F-150
| VIN | [No VIN Available] |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | On Accel, Idle |
| Misc. | Coil on Plug |
Trouble Codes
| P0301 | Cylinder 1 Misfire Detected |
Video