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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DESCRIPTION Refer to DTC P0401. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory P0403 Exhaust Gas Recirculation Control Circuit Both of the following conditions are met: (1 trip detection logic)
(a) The engine is running.
(b) Any of the
DESCRIPTION The cause of this malfunction may be the rear motor resolver. Check the rear motor resolver internal resistance and connection condition from the inverter to the resolver. Related Parts Check Area Inspection Step Wire harness and connector between the inverter and rear motor r