Lexus ES: Parts Location
PARTS LOCATION
ILLUSTRATION
| *1 | VEHICLE APPROACHING SPEAKER ASSEMBLY | *2 | SKID CONTROL ECU (BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY) |
ILLUSTRATION
| *1 | HYBRID VEHICLE CONTROL ECU | *2 | VEHICLE APPROACHING SPEAKER CONTROLLER |
| *3 | MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) | *4 | COMBINATION METER ASSEMBLY |
| *5 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-IG1 NO. 3 FUSE | *6 | DLC3 |
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System Diagram
SYSTEM DIAGRAM
System Description
SYSTEM DESCRIPTION Vehicle Proximity Notification System (a) When the vehicle is being driven quietly using the motor only, the vehicle proximity notification system outputs a warning sound from the v
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the vehicle proximity notification system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during headlight ECU sub-assembly removal/installation are shown below. Necessary Procedure After Parts Removed
Headlight LH Circuit (B2439,B243A)
DESCRIPTION The headlight ECU sub-assembly LH and headlight ECU sub-assembly RH internally boost the power supply voltage to ensure a constant supplied current for the lo/hi beam LED of their respective headlight. By monitoring the LED power supply voltage, abnormal current and malfunctions can be d
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