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1992 Ford Explorer XL 4.0L Excessive Emissions, Poor Idle Quality, runs rich @ cruise
I suspect this vehicle may have slightly high fuel pressure. The book fuel pressure specs are 35 psi idle,42 psi hose off @pressure [...] vehicle runs at 38psi idle,45 psi hose off regulator,using a Snap On fuel pressure gauge. Is this high enough over specs t...
FIX posted 4/18/2001
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| VIN | [No VIN Available] |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / multi-port injection |
| Emissions | OBD 1 |
| Symptoms | Excessive Emissions, Poor Idle Quality, Runs Rich @ Cruise |
| Occurs | Hot, Cruise |
| Misc. | Federal Emissionns |
Trouble Codes
| 173 | EGO not switching |
| P00 |
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Vehicle Data
1992 Ford Explorer XL
| VIN | [No VIN Available] |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / multi-port injection |
| Emissions | OBD 1 |
| Symptoms | Excessive Emissions, Poor Idle Quality, Runs Rich @ Cruise |
| Occurs | Hot, Cruise |
| Misc. | Federal Emissionns |
Trouble Codes
| 173 | EGO not switching |
| P00 |
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