Lexus NX: Diagnostic Trouble Code Chart
Lexus NX Service Manual / Engine & Hybrid System / Cruise Control / Road Sign Assist System / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Road Sign Assist System| DTC No. | Detection Item | Link |
|---|---|---|
| U012587 | Lost Communication with Multi-axis Acceleration Sensor Module Missing Message | |
| U012987 | Lost Communication with Brake System Control Module Missing Message | |
| U014087 | Lost Communication with Body Control Module Missing Message | |
| U015587 | Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message | |
| U029387 | Lost Communication with Hybrid Powertrain Control Module Missing Message | |
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Vehicle Control History
VEHICLE CONTROL HISTORY NOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again. CHECK VEHICLE CONTROL HISTORY (ROAD SI
Lost Communication with Multi-axis Acceleration Sensor Module Missing Message (U012587,U012987,U014087,U015587,U029387)
DESCRIPTION When a malfunction is detected between various ECUs and sensors, these DTCs are stored. DTC No. Detection Item DTC Detection Condition Trouble Area U012587 Lost Communicatio
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Automatic High Beam System (B124B)
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. DTC No. Detection Item DTC Detection Condition Trouble Area B124B Automatic High Beam
LDA (Lane Departure Alert with
steering control)
When driving on highways and
freeways with white (yellow) lane
lines, this function alerts the driver
when the vehicle might depart from
its lane or course* and provides
assistance by operating the steering
wheel to keep the vehicle in its
lane or course*.
The LDA system recognizes white
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