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Home >> Land Rover >> 2017 >> Discovery Sport SE >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) -- Discovery Sport/L550 >> Diagnostic Trouble Code Index DTC: Transmission Control Module (TCM) >> Description And Operation >> DTC P0634-98: Control Module Internal Temperature "A" Too High - Component or system over temperature >> Possible Causes

Possible Causes

NOTE: Increased engine compartment temperature might be caused by restricted airflow through the engine cooling system radiator