Lexus NX: Seat Belt Warning System

Lexus NX Service Manual / Vehicle Interior / Seat Belt / Seat Belt Warning System

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 Parts Location

PARTS LOCATION ILLUSTRATION *1 AIRBAG ECU ASSEMBLY *2 PARKING BRAKE ECU ASSEMBLY *3 AIR CONDITIONING CONTROL ASSEMBLY *4 HYBRID VEHICLE CONTROL ECU *5 BRAKE BOOSTER WITH MAST

 System Diagram

SYSTEM DIAGRAM

 System Description

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. (

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 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: Inspect the fuses and relays related to this system before inspecting the suspected areas below. If the problem only occurs in certain locations or at certain times of day, check for wave interference. If optional components are installed, check for wave interfere

 Fail-safe Chart

FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) When communication fails in any of the CAN bus wires (communication wires), a fail-safe function(s) operates. The fail-safe function that is specified for each system operates to prevent those systems from malfunctioning. (b) Effects on each system when communi

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