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1995 Mercury Grand Marquis LS 4.6L Misfire
Greetings! Could use some direction on this one. Swapped coils, plugs, ignition wires, fuel injectors - no change. Unlike most ignition misfires, it seems worst under light throttle. No matter what I change, still cylinders 4 and 7. Have not pulled cam covers ...
FIX posted 10/17/2007
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Related Documents & Media | VIN | 2MELM75WXS |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Under Light Throttle |
Trouble Codes
| P0304 | Cylinder 4 Misfire Detected |
| P0307 | Cylinder 7 Misfire Detected |
Message Closed w/FIX
Vehicle Data
1995 Mercury Grand Marquis LS
| VIN | 2MELM75WXS |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Under Light Throttle |
Trouble Codes
| P0304 | Cylinder 4 Misfire Detected |
| P0307 | Cylinder 7 Misfire Detected |
Video