Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: System Diagram

Parts Location

PARTS LOCATION ILLUSTRATION *1 TELEPHONE MICROPHONE ASSEMBLY *2 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - AMP FUSE - ECU-IG1 NO. 8 FUSE - RADIO NO. 1 FUSE - RADIO NO. 2 FUSE ...

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the navigation system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Air Conditioning System: IG Power Source Circuit
DESCRIPTION Power source voltage is supplied to the air conditioning amplifier assembly when the engine switch is turned on (IG). This power is used for operating the air conditioning amplifier assembly, servo motors, etc. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuit ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Air Conditioning System: Lost Communication with ECM (U0100-U0142,U0151,U0155,U0163)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory U0100 Lost Communication with ECM No communication with ECM CAN communication system ECM Memorized U0131 Lost Communication with Electric Power Steering ECU No communication with pow ...