SYSTEM DIAGRAM
LOCAL BUS
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Door Lock Control System: GSW Terminal Circuit Malfunction (B1243)
DESCRIPTION If the collision door lock release function does not operate normally, or an open or short in the GSW input circuit of the main body ECU (multiplex network body ECU) is detected, DTC B1243 will be stored. HINT: If DTC B1243 is stored, the automatic door lock function, and collision door ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: Lost Communication with TCM Missing Message (U010187)
MONITOR DESCRIPTION The engine control unit and the transmission control unit are located inside the ECM. The engine control unit intercommunicates with the transmission control via CAN communication. If there is a problem in this communication, the ECM store this DTC. DTC No. Detection Item ...