Home >> Land Rover >> 2021 >> Discovery S >> Repair and Diagnosis (Single Page) >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Infotainment Master Controller/Infotainment Slave Controller (IMC/ISC) -- Discovery/L462 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Infotainment Master Controller/Infotainment Slave Controller (IMC/ISC) (G1842475) >> DTC B14A8-08: BroadR-Reach Link - Infotainment Slave - Link #1 (-) - Bus signal/message failures >> Possible Causes