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2008 Mitsubishi Lancer Evolution MR 2.0L MIL Lamp on
Replace both o2 sensors and same problem. Have observed inactivity at times at start up. Replaced sensors again with denso sensors again no change. Must mention originally came in with only the P0134. Now we have a P0420 also.
Summary posted 3/28/2017
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Related Documents & Media | VIN | JA3AW56V68 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/Summary
Vehicle Data
2008 Mitsubishi Lancer Evolution MR
| VIN | JA3AW56V68 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Video