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Home >> Land Rover >> 2017 >> Range Rover Evoque HSE >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Automatic Temperature Control Module (ATCM) -- Range Rover EVOQUE/L538 >> Diagnostic Trouble Code Index DTC: Automatic Temperature Control Module (ATCM) >> Description And Operation >> DTC B12B9-49: Auxiliary Heater Control Module - Internal electronic failure >> Possible Causes

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Possible Causes

Fuel fired booster heater internal failure

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