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.
(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.
Click here
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > 4wd Control Ecu: Installation
INSTALLATION PROCEDURE 1. PRECAUTION NOTICE: When 4WD ECU assembly is replaced with a known good one from another vehicle, it is necessary to perform calibration. Click here 2. INSTALL 4WD ECU ASSEMBLY (a) Install the 4WD ECU assembly with the bolt. Torque: 8.5 N·m {87 kgf·cm, 75 in·lbf} ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Radio Receiver: Installation
INSTALLATION PROCEDURE 1. INSTALL RADIO RECEIVER ASSEMBLY 2. INSTALL NAVIGATION ECU (w/ Navigation ECU) 3. INSTALL NO. 2 RADIO BRACKET (a) w/o Navigation ECU: (1) Install the No. 2 radio bracket with the 3 screws. (b) w/ Navigation ECU: (1) Install the No. 2 radio bracket with the 5 screws. (c) Enga ...