Subaru Outback Problem Report

Subaru Outback Check Engine Light Due to Failed Front O2 Sensor

(10 reports)

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.

engine light on due to O2 sensor defect and replaced a new sensor at the dealer. -
Changed front sensor twice, light again that sensor has problems -
irregular idle, rotten smell in area of sensor, codes read. not yet fixed,am calling local dealer (suburban Subaru) tomorrow. -
Cost 415.00 at dealer to fix -
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