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Range Rover SVAutobiography
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DTC Index
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Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) -- Range Rover/L405
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Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM)
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Description And Operation
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DTC P0977-15: Shift Solenoid "B" Control Circuit High - Circuit short to battery or open
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Action
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DTC P0977-15: Shift Solenoid "B" Control Circuit High - Circuit short to battery or open: Action
Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new transmission control module