Home >> Land Rover >> 2021 >> Defender 110 X >> Repair and Diagnosis (Single Page) >> General Information >> Specifications Index >> Diagnostic Trouble Code Index DTC: Driver Assistance Domain Controller (DADC) -- Defender/L663 >> Diagnostic Trouble Code Index - DTC: Driver Assistance Domain Controller (DADC) (G2473033) >> Description And Operation >> Driver Assistance Domain Controller (DADC) >> DTC U202B-93: Ethernet Link to Gateway Module - No operation >> Possible Causes