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1997 Mercury Sable GS 3.0L Misfire, MIL Lamp on
PO303 on Merc. Sable. checked spark, compression, vacuum, all OK. Exhaust emissions not out of specs (HCS) 24 at idle. Can't easily backprobe injector on number three, it's under intake manifold. Checked Alldata for TSBs. Nothing specific for this problem. My ...
Summary posted 1/17/2001
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| VIN | 1MELM55U8V |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
| Misc. | Wagon |
Trouble Codes
| 303 | Cylinder 3 miss |
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Vehicle Data
1997 Mercury Sable GS
| VIN | 1MELM55U8V |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
| Misc. | Wagon |
Trouble Codes
| 303 | Cylinder 3 miss |
Video