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1997 Volvo 850 2.4L Excessive Emissions, Surge, MIL Lamp on
Mil light on codes read and reset, replaced both front and rear O2 sensors... checked grounds, checked for pinched wires, car seems to run rich front O2 sensor not oscillating enough codes still being thrown... ltft codes not always set, but o2 codes always re...
FIX posted 6/6/2002
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Related Documents & Media | VIN | YV1LS5546V |
| Engine | 2.4 L / 5 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / motronic 4.4 |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Surge, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 153 | rear ho2s sensor |
| 212 | front ho2s sensor |
| 231 | long term fuel trim part load |
| 232 | long term fuel trim idling |
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Vehicle Data
1997 Volvo 850
| VIN | YV1LS5546V |
| Engine | 2.4 L / 5 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / motronic 4.4 |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Surge, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 153 | rear ho2s sensor |
| 212 | front ho2s sensor |
| 231 | long term fuel trim part load |
| 232 | long term fuel trim idling |
Video