Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Operation Check
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)".
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the window defogger system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE 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 dis ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Back Door System (w/ Outside Door Control Switch): Power Back Door cannot be Operated Using Any Switch
DESCRIPTION If the power back door system cannot be operated using any switch, the multiplex network door ECU may not have been initialized, or there may be a malfunction in the power back door sensor assembly circuit, CAN communication system, back door closer, meter/gauge system, multiplex network ...
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Instrument cluster: Gauges and meters
Except F SPORT models
F SPORT models
The units used on the meters may differ depending on the target region.
Engine coolant temperature gauge
Displays the engine coolant temperature
Hybrid System Indicator
Displays hybrid system power output or regeneration level
This display chang ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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