Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM1000000018H96
Model Year Start: 2018 Model: Sienna Prod Date Range: [11/2017 -           ]
Title: LIGHTING (EXT): LIGHTING SYSTEM: B124C; Automatic High Beam Camera; 2018 - 2020 MY Sienna [11/2017 -        ]

DTC

B124C

Automatic High Beam Camera

DESCRIPTION

The main body ECU detects a high beam headlight illumination request signal of the automatic high beam system from the forward recognition camera.

DTC No.

DTC Detection Condition

Trouble Area

B124C

Malfunction in forward recognition camera

Forward recognition camera system

WIRING DIAGRAM

PROCEDURE

1.

CHECK FORWARD RECOGNITION CAMERA SYSTEM

(a) Check the forward recognition camera system.

Click here 2018 - 2020 MY Sienna [11/2017 -        ]; CRUISE CONTROL: FORWARD RECOGNITION CAMERA SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

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