Dealer Message -American Honda Motor Co., Inc. (AHM) is searching for certain 2022-2023 TLXs with a client complaint of the â System Message Indicator coming on MID (Multi Information Display) with a warning message âSome Driver Assistance Systems Cannot Operate: Radar Obstructed,â and/or one or more Millimeter Wave Radar DTCs listed below (in Qualifiers) stored. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.