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1990 Ford F-150 Custom 5.8L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
My immediate thought was that I either had a bad CTS or MAP sensor, tested those first and they were fine. Next I saw that the 02 wasn't switching so I replaced it. I put my Break out box on it and checked the curcuits that way which showed good. Thought I had...
FIX posted 12/3/2003
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Related Documents & Media | VIN | 1FTEF15H7L |
| Engine | 5.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / PFI |
| Emissions | US Fed Emmissions |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Always |
| Misc. | 0-64E-R00 Calibration # |
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Vehicle Data
1990 Ford F-150 Custom
| VIN | 1FTEF15H7L |
| Engine | 5.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / PFI |
| Emissions | US Fed Emmissions |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Always |
| Misc. | 0-64E-R00 Calibration # |
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