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Home >> Land Rover >> 2022 >> Defender 110 V8 >> Repair and Diagnosis >> General Information >> Specifications Index >> Diagnostic Trouble Code Index DTC: Body Control Module (BCM) -- Defender/L663 >> Diagnostic Trouble Code Index - DTC: Body Control Module (BCM) (G2400885) >> Description And Operation >> Body Control Module (BCM) >> DTC B1C43-23: Master Interior Light Switch - Signal stuck low >> Possible Causes
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Possible Causes

NOTE: This DTC may be induced by the driver operating the interior lamp switch for longer than 60 seconds
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