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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Precaution
PRECAUTION PRECAUTIONS WHEN USING TECHSTREAM (a) When using the Techstream with the vehicle power switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then sel
System Description
SYSTEM DESCRIPTION SYSTEM DESCRIPTION (a) The electric parking brake system electronically controls the parking brake lock and release operations using actuators. The main functions are as follows: Functions when vehicle stopped
When the electric parking brake switch (integration control and pane
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