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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Fuel Level Sensor "A" Circuit Low (P0462,P0463)
DESCRIPTION Refer to DTC P0461. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory P0462 Fuel Level Sensor "A" Circuit Low Fuel sender gauge output resistance is less than 7 Ω for 30 seconds or more (1 trip detection logic).
Open or short
Passenger Side Buckle Switch Circuit Malfunction (B1771)
DESCRIPTION The front passenger side buckle switch circuit consists of the occupant detection ECU and front seat inner belt assembly RH. DTC B1771 is stored when a malfunction is detected in the front passenger side buckle switch circuit. Troubleshoot DTC B1771 first when DTCs B1771 and B1795 are ou
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