Installation
ComponentsLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Wireless Door Lock Control System: Diagnosis System
DIAGNOSIS SYSTEM DESCRIPTION The main body ECU (multiplex network body ECU) stores DTCs when malfunctions occur. The diagnostic system allows for reading of the DTCs from the DLC3. Use the Techstream to check for malfunctions and perform repairs. CHECK DLC3 (a) Check the DLC3. Click here INSPECT B ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lighting System: Ambient Illumination Light Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) controls the ambient illumination lights. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Inspect the lights for circuits related to this system before performing the following procedure.
Before replacing the main body ECU (multiplex n ...