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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Intake Air Temperature Sensor 1 Circuit Range / Performance (P0111)
DESCRIPTION Refer to DTC P0112. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory P0111 Intake Air Temperature Sensor 1 Circuit Range / Performance Either of the following conditions is met (2 trip detection logic):
The change in intake air t
Operation Check
OPERATION CHECK AUTOMATIC HIGH BEAM SYSTEM OPERATION CHECK (a) Check the operation of the automatic high beam indicator light. *a Automatic High Beam Indicator Light NOTICE: If the forward recognition camera cannot correctly recognize the front due to bad weather (dense fog, etc.) or obstru
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