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2002 Subaru Impreza TS 2.5L Poor Fuel Economy, MIL Lamp on
everything is telling me that the air/ fuel sensor isn't working. Can not locate data to verify. Would love alldata to actually tell me how to test some things instead of just replace. Can someone out there Please tell me more info on this system. It would be ...
FIX posted 9/6/2006
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Message Closed w/FIX
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Related Documents & Media | VIN | JF1GG65502 |
| Engine | 2.5 L / 4 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2002 Subaru Impreza TS
| VIN | JF1GG65502 |
| Engine | 2.5 L / 4 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Video