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1993 Mercury Tracer 1.9L Poor Fuel Economy, idles lower than nor
It seems to idle a little lower than normal and it has lost some of its fuel economy. I don't have access to manuels that help me with the above codes as to what they are and what needs to be done. could someone out there sent some help. harry
FIX posted 5/7/1999
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| VIN | 3MAPM15J7P |
| Engine | 1.9 L / 4 cyl |
| Emissions | us fed |
| Symptoms | Poor Fuel Economy, Idles Lower Than Nor |
| Occurs | Cruise, Idle |
| Misc. | Wagon |
Trouble Codes
| 172 | EGO not swithching lean exh. Bank 1 |
| 173 | EGO not swithching rich exh. Bank 1 |
| 181 | Cruise Rich Limit Bank 1 still Lean |
| 186 | Injector pulse width high MAF too low |
| 338 | coolent temp ECT too low |
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Vehicle Data
1993 Mercury Tracer
| VIN | 3MAPM15J7P |
| Engine | 1.9 L / 4 cyl |
| Emissions | us fed |
| Symptoms | Poor Fuel Economy, Idles Lower Than Nor |
| Occurs | Cruise, Idle |
| Misc. | Wagon |
Trouble Codes
| 172 | EGO not swithching lean exh. Bank 1 |
| 173 | EGO not swithching rich exh. Bank 1 |
| 181 | Cruise Rich Limit Bank 1 still Lean |
| 186 | Injector pulse width high MAF too low |
| 338 | coolent temp ECT too low |
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