Lexus ES: 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 fan when inspecting the cooling fan system.
(a) Connect the Techstream to the DLC3.
(b) Turn the power 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 fan operates |
0% | Cooling fan stops |
If the cooling fan motor (fan with motor assembly) does not operate, check the cooling fan circuit.
Click here
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DISASSEMBLY PROCEDURE 1. REMOVE BRAKE MASTER CYLINDER STRAIGHT PIN (a) Secure the brake master cylinder sub-assembly in a vise. NOTICE: Place aluminum plates on the vise to prevent damage to the brake master cylinder sub-assembly. (b) Using a 5 mm pin punch and a hammer, tap out the brake master
PROCEDURE 1. CHECK NOISE CONDITION (a) Check from which direction the noise comes (front left or right, or rear left or right). OK: The location of the noise source can be determined. NG GO TO STEP 3
OK 2. CHECK SPEAKERS (a) Check the installation condi
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