Lexus ES: Automatic High Beam Camera (B124C)
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Lighting (ext) / Lighting System (for Hv Model) / 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 |
WIRING DIAGRAM
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PROCEDURE
| 1. | CHECK FRONT CAMERA SYSTEM |
(a) Check front camera system.
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| NEXT | .gif) | END |
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DESCRIPTION Each headlight ECU sub-assembly and headlight swivel motor communicate via LIN communication. The headlight swivel motor operates according to power supplied and automatic headlight beam l
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect
Components
COMPONENTS ILLUSTRATION *1 NO. 1 OIL COOLER OUTLET TUBE SUB-ASSEMBLY *2 NO. 1 TRANSMISSION OIL FILLER TUBE *3 OIL COOLER UNION SUB-ASSEMBLY *4 OVERFLOW PLUG *5 PARK/NEUTRAL POSITION SWITCH ASSEMBLY *6 REFILL PLUG *7 TRANSMISSION CONTROL SHAFT LEVER *8 GASKET
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