The sensor was tested in-house, and the review of investigation analysis revealed a degradation of the sensor performance, which confirmed the complaint.The system correctly disabled the sensor when it detected the performance degradation, and the system's self-test functions were working normally.The root cause of the performance degradation was due to oxidation of the chemical component of the sensor.As part of resolution, a return material authorization was issued for sensor replacement.No further resolution was necessary for this complaint.H3: device evaluated by manufacturer? yes.H6: type of investigation updated to 10.H6: investigation findings updated to 174, 3231.H6: investigation conclusions updated to 4307.
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