LEMON Manuals
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Range Rover Velar HST
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Diagnostic Trouble Code Index DTC: Tow Bar Control Module (TBCM) -- Range Rover Velar/L560
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Description And Operation
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Diagnostic Trouble Code Index - DTC: TOWBAR Control Module (TBCM) (G2010985)
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B1548-23: Trailer Light Test Button - Signal stuck low
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Action
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B1548-23: Trailer Light Test Button - Signal stuck low: Action
Check the operation of the trailer lamps test switch
Refer to the electrical circuit diagrams and check the trailer lamps test switch circuit for short circuit to ground