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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 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

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 Installation

INSTALLATION CAUTION / NOTICE / HINT HINT: A bolt without a torque specification is shown in the standard bolt chart. Click here PROCEDURE 1. INSTALL REAR NO. 2 SIDE RAIL SPACER LH (a) Attach the 2 claws to install the rear No. 2 side rail spacer LH. (b) Install the 2 bolts. 2. INSTALL REAR NO. 2

 Operation Check

OPERATION CHECK CHECK POWER SEAT FUNCTION *A for Driver Side *a Slide Function *b Reclining Function *c Rear Lifter Function *d Front Vertical Function *e Lumbar Support Adjustment Function (a) Check the basic functions. (1) Operate the power seat switches and

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