Lexus NX: Parts Location

PARTS LOCATION

ILLUSTRATION

*1

AIR CONDITIONING CONTROL ASSEMBLY

- REAR WINDOW DEFOGGER SWITCH

*2

INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

- ECU-IG NO.1 FUSE

- ECU-IG NO.3 FUSE

*3

DLC3

-

-

ILLUSTRATION

*1

DEFOGGER RELAY

*2

AIR CONDITIONING AMPLIFIER ASSEMBLY

*3

BACK DOOR GLASS

- DEFOGGER WIRE

*4

NO. 2 ENGINE ROOM RELAY BLOCK

*5

DEF FUSE

*6

ECU-B NO.2 FUSE

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 System Diagram

SYSTEM DIAGRAM Communication Table Transmitter Receiver Signal Communication Method Air Conditioning Control Assembly Air Conditioning Amplifier Assembly Rear window defogger switch

 System Description

SYSTEM DESCRIPTION GENERAL (a) The rear window defogger wires are attached to the inside of the back door glass and defog the window surface quickly when the rear window defogger switch on the air con

 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT Use the following procedure to troubleshoot the window defogger system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT

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 Installation

INSTALLATION PROCEDURE 1. INSTALL LEVEL WARNING SWITCH ASSEMBLY (a) Install the level warning switch assembly as shown in the illustration. NOTICE: Make sure that the protrusion of the level warning switch assembly is between the 2 markings. *a Protrusion *b Marking

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Front Radar Sensor / Trouble Codes. Body Electrical > Front Radar Sensor > Trouble Codes (e) Check for DTCs (Test

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