OPERATION CHECK
CHECK WINDOW DEFOGGER SYSTEM
(a) Turn the engine switch on (IG).
(b) Check that the rear window defogger wire (back window glass) becomes warm by operating the rear window defogger switch of the air conditioning control assembly.
(c) When the vehicle is stopped, confirm that the window defogger system operation stops after approximately 15 minutes.
NOTICE:
If the battery voltage is low, the window defogger 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)".
Click here
How To Proceed With Troubleshooting
Problem Symptoms TableLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Height Control Sensor (B2416,B241A)
DESCRIPTION The No. 1 headlight ECU sub-assembly LH determines the vehicle height and performs automatic headlight beam level control based on signals from the rear height control sensor sub-assembly RH via direct line. for Multiple Beam Headlight DTC No. Detection Item DTC Detection Conditio ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Sfi System: Idle Control System (P050500)
DESCRIPTION The idle speed is controlled by the ETCS (Electronic Throttle Control System). The ETCS is comprised of: 1) the one valve type throttle body; 2) the throttle actuator, which operates the throttle valve; 3) the throttle position sensor, which detects the opening angle of the throttle valv ...