Lexus NX: 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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END

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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

 Automatic Light Control Sensor

SEE MORE:

 Removal

REMOVAL PROCEDURE 1. REMOVE CONSOLE BOX ASSEMBLY Click here 2. REMOVE DOOR SCUFF PLATE ASSEMBLY LH Click here 3. REMOVE COWL SIDE TRIM BOARD LH Click here 4. DISCONNECT FRONT FLOOR CARPET ASSEMBLY (a) Using a clip remover, remove the clip. *1 Hook *2 Fastener

 Installation

INSTALLATION PROCEDURE 1. INSTALL FUEL LID WITH MOTOR LOCK ASSEMBLY (a) Connect the connector. (b) Install the fuel lid with motor lock assembly. 2. INSTALL FUEL FILLER OPENING LID LOCK RETAINER (a) Install the fuel filler opening lid lock retainer as shown in the illustration. 3. INS

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