Home >> Land Rover >> 2019 >> Range Rover Autobiography >> Repair and Diagnosis >> Quick Lookups >> Common Specs & Procedures >> Diagnostic Trouble Code Index DTC: Infotainment Master Controller/Infotainment Slave Controller (IMC/ISC) -- Range Rover/L405 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Infotainment Master/Slave Controller (IMC/ISC) (G2200522) >> DTC B1DE3-2F: Multimedia Link - Driver Assistance Domain Controller - Signal erratic >> Possible Causes