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Land Rover
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2017
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Discovery SE
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Repair and Diagnosis
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Accessories & Equipment
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Communication Devices
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Diagnostic Trouble Code Index DTC: TELEMATIC Control Module (TCU) -- Discovery/L462
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Diagnostic Trouble Code Index DTC: Telematic Control Module (TCU)
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Description And Operation
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DTC B1A56-13: Antenna - Circuit Open
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Possible Causes
Possible Causes
Poor GSM coverage
Poor sound quality sound when using telematic services
Poor or no phone/telematic functionality
GSM antenna circuit open circuit or high resistance