SYSTEM DIAGRAM
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Telematics System: Remote Service Malfunction
PROCEDURE 1. CHECK CAN COMMUNICATION SYSTEM (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Bus Check. Click here (e) Check that all ECUs and sensors that use CAN communication are connected. Result ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Brake Booster: Inspection
INSPECTION PROCEDURE 1. INSPECT BRAKE VACUUM CHECK VALVE ASSEMBLY (a) Check that there is ventilation from the booster side to the engine side, and no ventilation from the engine side to the booster side of the brake vacuum check valve assembly. If the result is not as specified, replace the brak ...