Lexus NX: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Power Door Lock Control System

DTC No.

Detection Item

Link

B1243

GSW Terminal Circuit Malfunction

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 GSW Terminal Circuit Malfunction (B1243)

DESCRIPTION If the collision door lock release function does not operate normally, or an open or short in the GSW input circuit of the main body ECU (multiplex network body ECU) is detected, DTC B1243

 All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch or Door Key Cylinder

DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the multiplex network master switch assembly and driver door key cylinder lock or unlock switch signals from the

 All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch

DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the door control switch assembly on the front passenger door and activates the door lock motor on each door acco

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 Radio Receiver Power Source Circuit

DESCRIPTION This is the power source circuit to operate the radio receiver assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. When replacing the radio receiver assembly, always replace it wit

 Installation

INSTALLATION PROCEDURE 1. INSTALL SLIDING ROOF HOUSING SUB-ASSEMBLY (a) Temporarily install the sliding roof housing sub-assembly with the 8 bolts and 8 nuts. (b) Tighten the nuts in the order indicated in the illustration. Torque: 8.0 N·m {82 kgf·cm, 71 in·lbf} (c) Insert the sliding roof drai

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