Home >> Land Rover >> 2018 >> Discovery Sport HSE >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Tailgate Control Module (TGCM) -- Discovery Sport/L550 >> Diagnostic Trouble Code Index DTC: Tailgate Control Module (TGCM) >> Description And Operation >> DTC B1316-02: Boot/Trunk Latch Power Close Unit - General signal failure >> Possible Causes