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1992 Ford Taurus GL 3.0L MIL Lamp on
WE FOUND THAT THESE 2 CODES KEEP REAPPEARING, O2S HAVE BEEN REPLACED AND ARE WORKING. THE COMPUTER WILL SWITCH TO CLOSED LOOP AS NORMAL BUT, IT WILL SWITCH BACK TO OPEN LOOP AND STAY IN OPEN LOOP WHILE THE VEHICLE IS AT RUNNING TEMP. WHEN THE COMPUTER GOES...
FIX posted 7/14/2000
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| VIN | 1FALP52U3N |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / EFI |
| Emissions | US FED |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| 137 | no ego switch - rich bank 2 |
| 173 | ego not switching - rich bank 1 |
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Vehicle Data
1992 Ford Taurus GL
| VIN | 1FALP52U3N |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / EFI |
| Emissions | US FED |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| 137 | no ego switch - rich bank 2 |
| 173 | ego not switching - rich bank 1 |
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