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2003 Ford Explorer XLT 4.6L Poor Idle Quality, Misfire, MIL Lamp on
Now a month later it comes back with P0304 and again contribution on 8 is nearly as bad as 4. It is only after initial flare up when the idle is around 800rpm. Off throttle at 1000rpm it is smooth as silk, showing no misfires. I again swapped coils with new an...
FIX posted 10/1/2015
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Message Closed w/FIX
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18 Replies Received
18 Replies Received
Related Documents & Media | VIN | 1FMZU73W43 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection / MPFU |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0304 | Cylinder 4 Misfire Detected |
| P0316 | Misfire Detected On Startup (Within the 1st 1000 Revolutions) |
Message Closed w/FIX
Vehicle Data
2003 Ford Explorer XLT
| VIN | 1FMZU73W43 |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection / MPFU |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0304 | Cylinder 4 Misfire Detected |
| P0316 | Misfire Detected On Startup (Within the 1st 1000 Revolutions) |
Video