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XL7 Premium, AWD
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Diagnostic Information and Procedure
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DTC B1440: Power Mode Master Input Circuits Mismatch
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Conditions for Clearing the DTC
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Conditions for Clearing the DTC
A current DTC clears when the malfunction is no longer present.
A history DTC clears when the module ignition cycle counter reaches the reset threshold of 50, without a repeat of the malfunction.