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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Sliding Roof ECU Communication Stop (B1273)

DESCRIPTION This DTC is stored when LIN communication between the sliding roof drive gear sub-assembly and main body ECU (multiplex network body ECU) stops for 10 seconds or more. DTC No. Detection Item DTC Detection Condition Trouble Area B1273 Sliding Roof ECU Communication Stop N

Front Passenger Side Power Window Auto Up / Down Function does not Operate with Front Passenger Side Power Window Switch

DESCRIPTION If the manual up and down function operates normally but the auto up and down function does not, then fail-safe mode may be functioning. If power window initialization has not been performed, the auto up and down function will not operate. Click here WIRING DIAGRAM CAUTION / NOTICE /

Lexus NX: Diagnostic Trouble Code Chart

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Vehicle Control History

Lost Communication with Multi-axis Acceleration Sensor Module Missing Message (U012587,U012987,U014087,U015587,U029387)

Power Source & Network

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Sliding Roof ECU Communication Stop (B1273)

Front Passenger Side Power Window Auto Up / Down Function does not Operate with Front Passenger Side Power Window Switch