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2021
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Range Rover SVAutobiography Dynamic Blk.
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Repair and Diagnosis
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Quick Lookups
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Common Specs & Procedures
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Diagnostic Trouble Code Index DTC: Body Control Module (BCM) -- Range Rover/L405
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General Information
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Description And Operation
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Diagnostic Trouble Code Index - DTC: Body Control Module (BCM) (G2165406)
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DTC B1C43-23: Master Interior Light Switch - Signal stuck low
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Possible Causes
Possible Causes
NOTE:
This DTC may be induced by the driver operating the interior lamp switch for longer than 60 seconds
Interior lamp switch signal circuit short circuit to ground
Interior lamp switch stuck active