Lexus NX: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Automatic High Beam System
DTC No. | Detection Item | Link |
B124B | Automatic High Beam System | |
B124C | Automatic High Beam Camera | |
U023A | Lost Communication with Front Camera Module | |
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VEHICLE CONTROL HISTORY CHECK VEHICLE CONTROL HISTORY HINT: The vehicle control history data stores the history of the reject function and system protection operations.
for Triple Beam Headlight:
C
DESCRIPTION The main body ECU (multiplex network body ECU) determines the status of the automatic high beam system based on the automatic high beam system signal from the forward recognition camera.
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.
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ReplacementREPLACEMENT 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. DISCONNECT VANITY LIGHT ASSEMBLY (a) Using a screwdriver, detach the claw and disconnect the vanity light assembly. HINT: Tape
DESCRIPTION The headlight ECU sub-assembly LH receives steering angle signals from the steering sensor. The headlight ECU sub-assembly LH outputs DTC B2414. DTC No. Detection Item DTC Detection Condition Trouble Area B2414 Steering Position Sensor Malfunction Steering angle sensor m
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