Home >> Land Rover >> 2015 >> LR2 Base >> Repair and Diagnosis (Single Page) >> Electrical >> Motors, Switches, Relays >> Diagnostic Trouble Code Index DTC: Central Junction Box (CJB) -- LR2/L359 >> Diagnostic Trouble Code Index DTC: Central Junction Box (CJB) >> Description And Operation >> DTC C1D21-05: Wheel Module - System programming failures >> Possible Causes