INSTALLATION
PROCEDURE
1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR
HINT:
Perform "Inspection After Repair" after replacing the engine coolant temperature sensor.
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(a) Apply a light coat of engine coolant to the O-ring of the engine coolant temperature sensor.
NOTICE:
If reusing the engine coolant temperature sensor, be sure to inspect the O-ring.
(b) Install the engine coolant temperature sensor to the water outlet with the clip.
NOTICE:
(c) Connect the engine coolant temperature sensor connector.
2. ADD ENGINE COOLANT
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3. INSPECT FOR COOLANT LEAK
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4. INSTALL V-BANK COVER SUB-ASSEMBLY
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5. PERFORM INITIALIZATION
(a) Perform "Inspection After Repair" after replacing the engine coolant temperature sensor.
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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Safety Connect System: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the safety connect system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK HINT:
The safety connect system ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Can Communication System: 4WD Control ECU Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area 4WD Control ECU Communication Stop Mode Either condition is met:
"Four Wheel Drive Control" is not displayed on the CAN Bus Check screen of the Techstream.
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Communication system DTCs (DTCs that start with U) that corres ...