Lexus NX: Diagnostic Trouble Code Chart
Lexus NX Service Manual / Vehicle Exterior / Lighting (ext) / Automatic High Beam System / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Automatic High Beam System| DTC No. | Detection Item | Link |
|---|---|---|
| B124B | Automatic High Beam System | |
| B124C | Automatic High Beam Camera | |
| U023A | Lost Communication with Front Camera Module | |
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Vehicle Control History
VEHICLE CONTROL HISTORY CHECK VEHICLE CONTROL HISTORY HINT: The vehicle control history data stores the history of the reject function and system protection operations.
for Triple Beam Headlight:
C
Automatic High Beam System (B124B)
DESCRIPTION The main body ECU (multiplex network body ECU) determines the status of the automatic high beam system based on the automatic high beam system signal from the forward recognition camera.
Automatic High Beam Camera (B124C)
DESCRIPTION The main body ECU (multiplex network body ECU) detects a high beam headlight illumination request signal of the automatic high beam system from the forward recognition camera. DTC No.
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Suspension Control ECU Malfunction (C1781)
DESCRIPTION If a malfunction in the absorber control ECU is detected, DTC C1781 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate C1781 Suspension Control ECU Malfunction Either condition is met:
A nonvolatile memory write or read error occ
Installation
INSTALLATION PROCEDURE 1. INSTALL COMBINATION SWITCH ASSEMBLY (for Upper Side) (a) Attach the 4 claws to install the combination switch assembly. 2. INSTALL NO. 2 COMBINATION SWITCH ASSEMBLY (for Lower Side) (a) Attach the 4 claws to install the No. 2 combination switch assembly.
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