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

System Description

SYSTEM DESCRIPTION FRONT SEAT HEATER (a) By operating the refreshing seat switch (for front side), the temperature can be controlled within the range of 35 to 42°C (95 to 108°F). (b) The refreshing ...

How To Proceed With Troubleshooting

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

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Panoramic View Monitor System: Steering Angle Sensor Failure (C1626)
DESCRIPTION This DTC is stored if the parking assist ECU receives a signal via CAN communication from the steering sensor that indicates an internal malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area C1626 Steering Angle Sensor Failure A fail flag is transmitte ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lighting System: Instrument Panel Box Light and Footwell Light Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) controls the instrument panel box light and footwell light. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. Click here PROCEDURE 1. PERFORM ACT ...