Home >> Land Rover >> 2014 >> Range Rover Base >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: BLINDSPOT Monitoring Control Module - Left/Right (BMCM) -- Range Rover/L405 >> Diagnostic Trouble Code Index DTC: BLINDSPOT Monitoring Control Module - Left / Right (BMCM) >> Description And Operation >> DTC U0046-87: Vehicle Communication Bus C - Missing message >> Possible Causes