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1986 Ford Bronco Custom 4.9L Excessive Emissions
Vehicle came in for a smog and failed both idle and cruise CO. Other than that the truck runs fine. Base timing ok at 10BTDC. O2 sensor working ok=.9 volts, drops to .1volts immediately when a vacuum leak is [...] ok=.9 volts. No codes [...] temp sensor reads ...
FIX posted 3/27/2001
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| VIN | 1FMDU15Y7G |
| Engine | 4.9 L / 6 cyl / GAS |
| Trans | 4-speed Standard |
| Delivery | CARB / 2BBL |
| Emissions | CA EMISSIONS |
| Symptoms | Excessive Emissions |
| Occurs | Always |
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Vehicle Data
1986 Ford Bronco Custom
| VIN | 1FMDU15Y7G |
| Engine | 4.9 L / 6 cyl / GAS |
| Trans | 4-speed Standard |
| Delivery | CARB / 2BBL |
| Emissions | CA EMISSIONS |
| Symptoms | Excessive Emissions |
| Occurs | Always |
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