Lexus NX: Automatic High Beam System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Operation Check
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Vehicle Control History
- Automatic High Beam System (B124B)
- Automatic High Beam Camera (B124C)
- Lost Communication with Front Camera Module (U023A)
- Automatic High Beam System does not Operate or Operation Indicator does not Illuminate
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Precaution
PRECAUTION HANDLING PRECAUTIONS FOR FORWARD RECOGNITION CAMERA (a) The automatic high beam system uses the forward recognition camera. For precautions related to the forward recognition camera, refer
Parts Location
PARTS LOCATION ILLUSTRATION *1 FORWARD RECOGNITION CAMERA *2 BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY (SKID CONTROL ECU) *3 HEADLIGHT ASSEMBLY LH *4 HEADLIGHT ASSEMBLY RH *5
System Diagram
SYSTEM DIAGRAM
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Software Incompatibility with Body Control Module Not Programmed (U032251)
DESCRIPTION If the forward recognition camera cannot verify the vehicle information sent from the main body ECU (multiplex network body ECU), the forward recognition camera stores DTC U032251. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U032251 Softwa
Noise Occurs
PROCEDURE 1. CHECK NOISE CONDITION (a) Check from which direction the noise comes (front left or right, or rear left or right). OK: The location of the noise source can be determined. NG GO TO STEP 3
OK 2. CHECK SPEAKERS (a) Check the installation condi
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