Home >> Land Rover >> 2015 >> LR2 Base >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Diagnostic Trouble Code Index DTC: Central Junction Box (CJB) -- LR2/L359 >> Diagnostic Trouble Code Index DTC: Central Junction Box (CJB) >> Description And Operation >> DTC B10F9-13: Accessory Socket 'B' Relay - Circuit open >> Possible Causes