Check Engine Light Due to Failed Front O2 Sensor on Subaru Impreza Outback

The front oxygen (air fuel ratio) sensor element may develop a crack, causing the Check Engine Light to illuminate. Subaru has recalled certain models to replace sensors that may fail. The Subaru service program number is WXW-80, this is not a government mandated recall.


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Average mileage: (–)
2 model years affected: 1997, 2000
2 people reported this problem
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