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1992 Ford F-150 Custom 5.0L Excessive Emissions
Fellow Techs, This vehicle is slow to start, probably due to fuel mixture. When idling or at 2500 RPM O2 sensor stays at 1.0 volts, no switching. Customer came in with new O2 sensor from other shop. Fuel pressure is normal. Vacuum leaks have been repair...
FIX posted 3/15/2000
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| VIN | 1FTCF15N5N |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Symptoms | Excessive Emissions |
| Occurs | Always |
Trouble Codes
| 172 | hego not switching |
Message Closed w/FIX
Vehicle Data
1992 Ford F-150 Custom
| VIN | 1FTCF15N5N |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Symptoms | Excessive Emissions |
| Occurs | Always |
Trouble Codes
| 172 | hego not switching |
Video