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Air and fuel sensors can fail due to several reasons, including exposure to extreme temperatures, contamination from carbon deposits, or electrical issues such as short circuits. Over time, wear and tear from engine vibrations can also lead to sensor degradation. Additionally, if the air or fuel mixture is consistently out of balance due to other engine issues, it can cause the sensor to malfunction. Regular maintenance and addressing underlying engine problems can help prolong sensor life.

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1mo ago

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