I have a pending P4057 code that never goes to a hard fail. Reset the pending DTC with a scanner, all modules come up ready except EVAP which again logged a pending DTC code of P4057. Changed the gas,
Reset the pending DTC with a scanner, all modules come up ready except
EVAP which again logged a pending DTC code of P4057 after multiple drive
cycles. Changed the gas cap with an OEM cap and sanded the filler tube
neck. Pending P4057ncode does not clear or go to a hard fail. Any thoughts?
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