Lexus NX: System Diagram
SYSTEM DIAGRAM

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SYSTEM DESCRIPTION SEAT BELT WARNING SYSTEM DESCRIPTION HINT: The front seat belt warning light on the combination meter assembly is used for both the driver side seat and front passenger side seat. (
CAUTION / NOTICE / HINT HINT:
Use this procedure to troubleshoot the seat belt warning system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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OPERATION CHECK INSPECT DRIVER SIDE SEAT BELT WARNING LIGHT HINT: The front seat belt warning light on the combination meter assembly is used for both the driver side seat and front passenger side sea
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COMPONENTS ILLUSTRATION *1 REAR SEAT CUSHION ASSEMBLY - - ILLUSTRATION *1 BENCH TYPE REAR SEAT CUSHION COVER (REAR SEAT CUSHION HEATER) *2 BENCH TYPE REAR SEAT CUSHION PAD *3 HOG RING - - ● Non-reusable part - -
DESCRIPTION The front center ultrasonic sensor (FRC sensor) is installed to the front bumper. The clearance warning ECU assembly detects obstacles based on signals received from the front center ultrasonic sensor (FRC sensor). If the front center ultrasonic sensor (FRC sensor) has an open circuit or