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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 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect

 Touch Pad Sensor Malfunction (B1559)

DESCRIPTION This DTC is stored if the remote operation controller assembly (remote touch) detects a malfunction in itself, such as internal hardware failure or touch pad sensor malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area B1559 Touch Pad Sensor Malfunction

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