Lexus NX: Automatic High Beam Camera (B124C)
Lexus NX Service Manual / Vehicle Exterior / Lighting (ext) / Automatic High Beam System / 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
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Glossary Of Sae And Lexus Terms
GLOSSARY OF SAE AND LEXUS TERMS This glossary lists all SAE-J1930 terms and abbreviations used in this manual in compliance with SAE recommendations, as well as their LEXUS equivalents. SAE Abbreviation SAE Term LEXUS Term ( )-Abbreviation A/C Air Conditioning Air Conditioner ACL
Suspension Control ECU Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Suspension Control ECU Communication Stop Mode Any of the following conditions are met:
Communication stop for "Suspension Control (Air Suspension)" is indicated on the "Communication Bus Check" screen of the Techstream.
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