Lexus NX: Automatic Headlight Beam Level Control System (for Triple Beam Headlight)
Lexus NX Service Manual / Vehicle Exterior / Lighting (ext) / Automatic Headlight Beam Level Control System (for Triple Beam Headlight)
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Initialization
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Fail-safe Chart
- Freeze Frame Data
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Vehicle Speed Sensor Malfunction (B2415)
- Height Control Sensor Malfunction (B2416,B241A)
- Headlight Beam Level Control Motor LH Malfunction (B2417,B2418)
- Headlight Leveling Motor LH Communication Malfunction (B2424,B2410,B2411,B2425)
- Initialization has not been Performed (B2450)
- Height Control Sensor Data Out of Range When Initializing (B2452)
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Parts Location
PARTS LOCATION ILLUSTRATION *1 REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH *2 BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY (SKID CONTROL ECU) *3 HEADLIGHT ASSEMBLY LH - HEADLIGHT ECU SUB
System Diagram
SYSTEM DIAGRAM
System Description
SYSTEM DESCRIPTION AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL (a) General The automatic headlight beam level control system ensures forward visibility and prevents dazzling of drivers in oncoming and prec
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Removal
REMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. PRECAUTION NOTICE: After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE:
Before replacing the hybrid vehicle control ECU, refer to Registration.
Click here
When replacing the millimeter wave radar sensor assembly, always replace it with a new one. If a millimeter wave radar sensor assembly which was installed to another vehicle is us
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