Lexus NX: Vehicle Control History

VEHICLE CONTROL HISTORY

NOTICE:

When checking the vehicle control history, make sure to record the output histories. Then, remove the histories and recheck the output histories again.

CHECK VEHICLE CONTROL HISTORY (PRE-COLLISION SYSTEM)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Pre-Collision System / Utility / Vehicle Control History (RoB).

Body Electrical > Pre-Collision System > Utility

Tester Display

Vehicle Control History (RoB)

Vehicle Control History (RoB)

Multi-information Display

Code

Tester Display

Measurement Item

Diagnostic Note

Pre-Collision System Malfunction Visit Your Dealer

X2000

Yaw Rate Sensor Malfunction

Recorded when forward recognition camera received a malfunction signal of airbag ECU assembly output from airbag ECU assembly or skid control ECU (brake booster with master cylinder assembly).

Electronically controlled brake system (HOW TO PROCEED WITH TROUBLESHOOTING

Pre-Collision System Malfunction Visit Your Dealer

X2001

Steering Angle Sensor Malfunction

Recorded when forward recognition camera received a malfunction signal of steering sensor output from steering sensor.

Electronically controlled brake system (HOW TO PROCEED WITH TROUBLESHOOTING)

Pre-Collision System Malfunction Visit Your Dealer

X2002

Accelerator Sensor Malfunction

Recorded when forward recognition camera received a malfunction signal of accelerator sensor output from hybrid vehicle control ECU.

Hybrid control system (HOW TO PROCEED WITH TROUBLESHOOTING)

Pre-Collision System Malfunction Visit Your Dealer

X2003

Brake Control System Malfunction

Recorded when forward recognition camera received a malfunction signal of brake control system output from skid control ECU (brake booster with master cylinder assembly).

Electronically controlled brake system (HOW TO PROCEED WITH TROUBLESHOOTING)

Pre-Collision System Malfunction Visit Your Dealer

X2006

Skid Control Buzzer Malfunction

Recorded when forward recognition camera received an information undefined signal output from skid control buzzer.

Front camera system (HOW TO PROCEED WITH TROUBLESHOOTING)

Pre-Collision System Malfunction Visit Your Dealer

X2011

Front Recognition Camera System Software Not Programmed

Recorded when forward recognition camera received an information undefined signal output from forward recognition camera.

Front camera system (HOW TO PROCEED WITH TROUBLESHOOTING)

Pre-Collision System Malfunction Visit Your Dealer

X2012

Front Recognition Camera Malfunction

Recorded when forward recognition camera received a malfunction signal of forward recognition camera output from forward recognition camera.

Front camera system (HOW TO PROCEED WITH TROUBLESHOOTING)

Pre-Collision System Malfunction Visit Your Dealer

X2013

Front Recognition Camera Optical Axis Misalignment Malfunction

Recorded when forward recognition camera received an optical axis misalignment malfunction signal of forward recognition camera output from forward recognition camera.

Front camera system (C1AA800)

Pre-Collision System Malfunction Visit Your Dealer

X2014

Front Recognition Camera Optical Axis Not Adjusted

Recorded when forward recognition camera received an optical axis unadjusted signal of forward recognition camera output from forward recognition camera.

If this DTC is output, clear the history after performing axis adjustment and check that no DTC is output.

HINT:

Forward recognition camera adjustment can be performed by using either "One Time Recognition" or "Sequential Recognition".

One Time Recognition:

Sequential Recognition:

Front Camera Vision Blocked Clean and Demist Windshield

X2015

Front Recognition Camera Dirt

Recorded when forward recognition camera received a dirt signal of forward recognition camera output from forward recognition camera.

Refer to X2015 in the front camera system vehicle control history.

Front Camera Unavailable

X2016

Front Recognition Camera Outside Guaranteed Operating Temperature

Recorded when forward recognition camera received an outside guaranteed operating temperature signal of forward recognition camera output from forward recognition camera.

Refer to X2016 in the front camera system vehicle control history.

Front Camera Unavailable

X2017

Front Recognition Camera Outside Guaranteed Operating Voltage

Recorded when forward recognition camera received an outside guaranteed operating voltage signal of forward recognition camera output from forward recognition camera.

Refer to X2017 in the front camera system vehicle control history.

Pre-Collision System Malfunction Visit Your Dealer

X2018

Front Recognition Camera Heater Malfunction

Recorded when forward recognition camera received a camera heater malfunction signal output from forward recognition camera.

Front camera system (HOW TO PROCEED WITH TROUBLESHOOTING)

Pre-Collision System Malfunction Visit Your Dealer

X201D

Front Recognition Camera System Software Malfunction

Recorded when forward recognition camera received system software malfunction signal of forward recognition camera output from forward recognition camera.

Front camera system (HOW TO PROCEED WITH TROUBLESHOOTING)

Front Camera Unavailable

X201F

Front Recognition Camera Temporary Unavailable (Front Recognition Camera Recognition Stop)

Recorded when forward recognition camera received a recognition stop signal of forward recognition camera output from forward recognition camera.

Front camera system (HOW TO PROCEED WITH TROUBLESHOOTING)

Cause:
  • The forward recognition camera temporary recognition stops.

Pre-Collision System Malfunction Visit Your Dealer

X2020

Front Radar Sensor Destination Malfunction

Recorded when forward recognition camera received a destination malfunction signal of millimeter wave radar sensor assembly output from millimeter wave radar sensor assembly.

Front radar sensor system (HOW TO PROCEED WITH TROUBLESHOOTING)

Pre-Collision System Malfunction Visit Your Dealer

X2021

Front Radar Sensor Malfunction

Recorded when forward recognition camera received a malfunction signal of millimeter wave radar sensor assembly output from millimeter wave radar sensor assembly.

Front radar sensor system (HOW TO PROCEED WITH TROUBLESHOOTING)

Pre-Collision System Malfunction Visit Your Dealer

X2022

Front Radar Sensor Optical Axis Misalignment Malfunction

Recorded when forward recognition camera received an optical axis misalignment malfunction signal of millimeter wave radar sensor assembly output from millimeter wave radar sensor assembly.

Front radar sensor system (C1A1100)

Pre-Collision System Malfunction Visit Your Dealer

X2023

Front Radar Sensor Optical Axis Not Adjusted

Recorded when forward recognition camera received an optical axis unadjusted signal of millimeter wave radar sensor assembly output from millimeter wave radar sensor assembly.

If this DTC is output, clear the history after performing axis adjustment and check that no DTC is output.

Pre-Collision System Unavailable

X2024

Front Radar Sensor Temporary Unavailable (Vertical Direction Optical Axis Misalignment)

Recorded when forward recognition camera received a vertical direction optical axis misalignment signal of millimeter wave radar sensor assembly output from millimeter wave radar sensor assembly.

Refer to X2024 in the front radar sensor system vehicle control history.

HINT:

The vehicle control history may be stored even when "Pre-Collision System Unavailable" is not displayed on the multi-information display. When this occurs, the vehicle control history can be erased by completing drive learning.

Pre-Collision System Unavailable

X2025

Front Radar Sensor Temporary Unavailable (Horizontal Direction Optical Axis Misalignment)

Recorded when forward recognition camera received a horizontal direction optical axis misalignment signal of millimeter wave radar sensor assembly output from millimeter wave radar sensor assembly.

Refer to X2025 in the front radar sensor system vehicle control history.

HINT:

The vehicle control history may be stored even when "Pre-Collision System Unavailable" is not displayed on the multi-information display. When this occurs, the vehicle control history can be erased by completing drive learning.

Pre-Collision System Unavailable Clean Sensor

X2026

Front Radar Sensor Dirt

Recorded when forward recognition camera received a dirt malfunction signal of millimeter wave radar sensor assembly output from millimeter wave radar sensor assembly.

Refer to X2026 in the front radar system vehicle control history.

Pre-Collision System Unavailable

X2027

Front Radar Sensor Outside Guaranteed Operating Temperature

Recorded when forward recognition camera received an outside guaranteed operation temperature signal of millimeter wave radar sensor assembly output from millimeter wave radar sensor assembly.

Refer to X2027 in the front radar sensor system vehicle control history.

Pre-Collision System Unavailable

X2028

Front Radar Sensor Outside Guaranteed Operating Voltage

Recorded when forward recognition camera received an outside guaranteed operating voltage signal of millimeter wave radar sensor assembly output from millimeter wave radar sensor assembly.

Refer to X2028 in the front radar sensor system vehicle control history.

Pre-Collision System Malfunction Visit Your Dealer

X2070

Communication Error from Pre-Collision System to Front Radar Sensor

Recorded when forward recognition camera received a communication error signal from forward recognition camera to millimeter wave radar sensor assembly.

Front radar sensor system (HOW TO PROCEED WITH TROUBLESHOOTING)

CLEAR VEHICLE CONTROL HISTORY (PRE-COLLISION SYSTEM)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Pre-Collision System / Utility / Vehicle Control History (RoB).

NOTICE:

By performing this procedure, all stored Vehicle Control History items will be cleared.

Body Electrical > Pre-Collision System > Utility

Tester Display

Vehicle Control History (RoB)

CHECK VEHICLE CONTROL HISTORY (SRS AIRBAG)

HINT:

A part of the control history can be confirmed using the vehicle control history.

Click here

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