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Equinox L
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DTC B1277, B127C, B127D, Or B126F: Microphone (1-4) Input Signal Circuit (Without IOR)
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Conditions for Clearing the DTC
Conditions for Clearing the DTC
A current DTC clears when the self diagnostic passes on the next ignition cycle.
A history DTC clears when the ignition cycle counter reaches the reset threshold without a repeat of the malfunction.