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1997 Volvo 850 2.4L Excessive Emissions, MIL Lamp on
hi guys! i have emission & "ck eng" light issues, i found out there is too much co coming out of tail pipe at idle, smells bad, i ran obd ii testing & oem volvo test, and i got no answers. obd ii codes are - p0131 & po136. i did validation test on both o2 sens...
FIX posted 1/27/2003
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Related Documents & Media | VIN | YV1LS554XV |
| Engine | 2.4 L / 5 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, MIL Lamp On |
| Occurs | Idle |
| Misc. | Non Turbo |
Trouble Codes
| EF115 | rear o2 sensor signal |
| EF121 | front o2 sensor signal |
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0136 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
1997 Volvo 850
| VIN | YV1LS554XV |
| Engine | 2.4 L / 5 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, MIL Lamp On |
| Occurs | Idle |
| Misc. | Non Turbo |
Trouble Codes
| EF115 | rear o2 sensor signal |
| EF121 | front o2 sensor signal |
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0136 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction |
Video