Toyota Avalon Service & Repair Manual: 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

DTC Output from

B124C

Automatic High Beam Camera

Malfunction in forward recognition camera

Front camera system

Main body ECU (multiplex network body ECU)

WIRING DIAGRAM

PROCEDURE

1.

CHECK FRONT CAMERA SYSTEM

(a) Check front camera system.

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END

    Automatic High Beam System (B124B)

    Right Headlight ECU Malfunction (B242C,B242D)

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