Lexus ES: System Diagram
SYSTEM DIAGRAM
SYSTEM DIAGRAM

Communication Table
| Sender | Receiver | Signal | Line |
| Radio Receiver Assembly | Air Conditioning Amplifier Assembly | -
Steering wheel heater switch operation condition
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Steering wheel heater temperature adjustment switch operation condition
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Steering wheel heater automatic operation switch condition
| CAN |
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SYSTEM DESCRIPTION HEATED STEERING WHEEL SYSTEM (a) The heated steering wheel system heats the steering wheel assembly when the system is turned on using the steering wheel heater switch (refreshing s
CAUTION / NOTICE / HINT HINT:
Use these procedures to troubleshoot the heated steering wheel system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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CUSTOMIZE PARAMETERS CUSTOMIZE HEATED STEERING WHEEL SYSTEM (a) Customizing with the Techstream. NOTICE:
When the customer requests a change in a function, first make sure that the function can be
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INSTALLATION PROCEDURE 1. INSTALL SUSPENSION TOWER DAMPER (a) Using a union nut wrench, install the suspension tower damper to the vehicle with the 2 nuts. Torque: Specified tightening torque : 35 N·m {357 kgf·cm, 26 ft·lbf} NOTICE: Do not extend or compress the damper. HINT:
Calculate th
SYSTEM DESCRIPTION GENERAL The windshield deicer system uses thin heater wires attached to the inside of the windshield glass to help deice the window surface more quickly. An indicator light illuminates while the system is operating. This system automatically turns off after approximately 15 minute
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