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2002 Mercury Cougar 2.5L Excessive Emissions, Hesitation, Surge, Cuts out, Misfire
This car missfires under load like a plug wire ign. patterns are same on all cylinders not only one is effected. Air fuel ratio indicates lean mixture with a 16-1 ratio. We replaced fuel pump and filter with ford parts and still the same thing. Wondering about...
FIX posted 9/7/2006
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Related Documents & Media | VIN | 1ZWFT61L12 |
| Engine | 2.5 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Hesitation, Surge, Cuts Out, Misfire |
| Occurs | Under Load, on Accel |
Message Closed w/FIX
Vehicle Data
2002 Mercury Cougar
| VIN | 1ZWFT61L12 |
| Engine | 2.5 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Hesitation, Surge, Cuts Out, Misfire |
| Occurs | Under Load, on Accel |
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