Lexus NX: Automatic High Beam Camera (B124C)
Lexus NX Service Manual / Vehicle Exterior / Lighting (ext) / Automatic High Beam System / 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. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B124C | Automatic High Beam Camera | Malfunction in forward recognition camera | Front camera system |
WIRING DIAGRAM
PROCEDURE
| 1. | CHECK FRONT CAMERA SYSTEM |
(a) Check the front camera system.
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Lost Communication with Front Camera Module (U023A)
DESCRIPTION These DTCs are stored when the CAN communication system is malfunctioning. DTC No. Detection Item DTC Detection Condition Trouble Area U023A Lost Communication with Front Ca
Automatic High Beam System does not Operate or Operation Indicator does not Illuminate
DESCRIPTION The main body ECU (multiplex network body ECU) controls the automatic high beam system based on signals received from the forward recognition camera. WIRING DIAGRAM CAUTION / NOTICE / HIN
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Inspection
INSPECTION PROCEDURE 1. INSPECT REAR NO. 1 SEAT OUTER BELT ASSEMBLY (a) Before installing the rear No. 1 seat outer belt assembly, check the ELR function. NOTICE: Do not disassemble the retractor. (1) When the inclination of the retractor is 15° or less, check that the belt can be pulled from th
System Description
SYSTEM DESCRIPTION OUTLINE (Lexus Enform Remote) (a) Lexus Enform Remote enables the user to check the vehicle status and operate the vehicle from a remote location. (b) Lexus Enform Remote is available by installing a dedicated smartphone application after entering a service contract*.
*: Lexus
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