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 > Windshield Deicer System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: If the battery voltage is low, the seat heater system may not operate. When "Operation of Electrical Items Restricted." is not displayed on the multi-information display in the combination meter assembly, check the Data List item "Battery Control Count (Body ECU)". ...

Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Using the driving support systems: LKA (Lane-Keeping Assist)
Summary of functions When driving on highways and freeways with white or yellow lines, this function alerts the driver when the vehicle might depart from its lane and provides assistance by operating the steering wheel to keep the vehicle in its lane. Furthermore, the system also provides st ...