Lexus NX: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Lane Tracing Assist System

DTC No.

Detection Item

Link

C1A7496

Steering Vibrator Component Internal Failure

U012587

Lost Communication With Multi-axis Acceleration Sensor Module Missing Message

U012687

Lost Communication with Steering Angle Sensor Module Missing Message

U012987

Lost Communication with Brake System Control Module Missing Message

U013187

Lost Communication with Power Steering Control Module Missing Message

U015587

Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message

U023587

Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message

U029387

Lost Communication With Hybrid Powertrain Control Module Missing Message

U030051

Internal Control Module Software Incompatibility Not Programmed

U030057

Internal Control Module Software Incompatibility Invalid/Incompatible Software Component

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 Vehicle Control History

VEHICLE CONTROL HISTORY NOTICE: When checking the vehicle control history, first record the output codes and after clearing the history, check the output history again. CHECK VEHICLE CONTROL HISTORY (

 Steering Vibrator Component Internal Failure (C1A7496)

DESCRIPTION If the forward recognition camera receives a steering vibration ECU malfunction signal, DTC C1A7496 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1A7

 Lost Communication With Multi-axis Acceleration Sensor Module Missing Message (U012587,U012687,U012987,U013187,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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 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the pre-collision system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. INSPECT AUXILIARY BATTERY VOLTAGE (a) Measure the auxiliary battery voltage with the engine

 Installation

INSTALLATION CAUTION / NOTICE / HINT HINT: A bolt without a torque specification is shown in the standard bolt chart. Click here PROCEDURE 1. INSTALL FRONT BUMPER SIDE RETAINER LH Click here 2. INSTALL FRONT BUMPER SIDE RETAINER RH HINT: Use the same procedure described for the LH side. 3. INSTA

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