Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT COOLING FAN SYSTEM
CAUTION:
To prevent injury due to contact with an operating cooling fan, keep your hands and clothing away from the cooling fans when inspecting the cooling fan system.
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(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Active Test / Control the Engine Cooling Fan Duty Ratio.
Powertrain > Engine > Active Test| Tester Display |
|---|
| Control the Engine Cooling Fan Duty Ratio |
(e) Check the operation of the cooling fan while operating it using the Techstream.
OK:
| Active Test Operation | Fan Operation |
|---|---|
| 30 - 100% | Cooling fans operate |
| 0% | Cooling fans stop |
If the cooling fan motor does not operate, check the cooling fan circuit.
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of ...
Cooling Fan Circuit
DESCRIPTION The ECM calculates an appropriate cooling fan speed based on the engine coolant temperature, air conditioning switch condition, refrigerant pressure, engine speed and vehicle speed. The co ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Rear Power Seat Control System(for Second Row): Precaution
PRECAUTION POWER FOLDING SEAT FUNCTION HANDLING PRECAUTIONS NOTICE:
When a rear power seat is operating, make sure that the area around the seat is free of obstructions.
When a rear power seat is operating, be careful not to allow any part of your body or foreign objects to interfere with the s ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Transmission Control Cable: Components
COMPONENTS ILLUSTRATION *1 AIR CLEANER CAP WITH AIR CLEANER HOSE *2 AIR CLEANER CASE SUB-ASSEMBLY *3 AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY *4 INLET AIR CLEANER ASSEMBLY *5 BATTERY *6 COOL AIR INTAKE DUCT SEAL *7 BATTERY TRAY *8 BATTERY CLAMP SUB-ASSEMBLY ...
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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