Lexus NX: 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

 Power Source & Network

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 Room Temperature Sensor Circuit (B1411)

DESCRIPTION The cooler thermistor (room temperature sensor) is installed in the instrument panel to detect the cabin temperature which is used to control the heater and air conditioning system AUTO mode. The resistance of the cooler thermistor (room temperature sensor) changes in accordance with the

 Inspection

INSPECTION PROCEDURE 1. INSPECT TIRES (a) Check the tires for wear and proper inflation pressure. Specified Pressure (When Tire is Cool): Tire Size Front kPa (kgf/cm2, psi) Rear kPa (kgf/cm2, psi) 225/65R17 102H 240 (2.4, 35)*1 250 (2.5, 36)*2 240 (2.4, 35)*1 250 (2.5, 36)*2 225/

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