Lexus NX: System Diagram
SYSTEM DIAGRAM

Communication Table
| Transmitter | Receiver | Signal | Communication Method |
| Multi-display Assembly | Radio Receiver Assembly | Windshield deicer switch signal | GVIF |
| Radio Receiver Assembly | Air Conditioning Amplifier Assembly | Windshield deicer switch signal | CAN |
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SYSTEM DESCRIPTION GENERAL The windshield deicer thin heater wires are attached to the inside of the windshield glass to help deice the window surface more quickly. The indicator light illuminates whi
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the windshield deicer system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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OPERATION CHECK CHECK WINDSHIELD DEICER SYSTEM (a) Turn the power switch on (IG). (b) Check that the windshield deicer becomes warm by operating the windshield deicer switch of the multi-display assem
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ReplacementREPLACEMENT CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. REMOVE FRONT SIDE MARKER LIGHT SOCKET (a) Disconnect the connector. (b) Turn the front side marker light socket cou
INSTALLATION CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. INSTALL SEPARATE TYPE FRONT SEAT CUSHION COVER LH HINT:
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