O2 caution during filter change
When removing the engine oil filter from a 2002-2007 Suzuki Aerio, it is possible to contaminate the O2 sensor, causing DTCs P0137 (O2 sensor circuit low voltage/high voltage, sensor 2, Bank 1) (EVAP leak check model) and/or P0420 (catalyst system efficiency below threshold Bank 1).
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- Written by Maksim
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- 04.06.2014
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