This bulletin applies to 2014-2019 Mazda6 vehicles. Some vehicles may exhibit the check engine light on with DTC P0456 stored in the PCM memory (EVAP system leak detected...very small leak).
This bulletin applies to all 2011 and later Subaru vehicles equipped with FA or FB engines. If the fuel cap sealing gasket has come loose, remove the gasket and inspect/clean for any dirt or debris.
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