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 (FRONT RADAR SENSOR SYSTEM)
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Front Radar Sensor / Utility / Vehicle Control History (RoB).
Body Electrical > Front Radar Sensor > Utility Tester Display |
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Vehicle Control History (RoB) |
(e) Read the Vehicle Control History (RoB) according to the display on the Techstream.
Vehicle Control History (RoB) Multi-information Display | Code | Tester Display | Description | Diagnostic Note |
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Pre-Collision System Malfunction Visit Your Dealer | X2023 | Front Radar Sensor Optical Axis Not Adjusted | History of millimeter wave radar sensor assembly beam axis not being adjusted. | If this Vehicle Control History code is stored, clear the Vehicle Control History (RoB) after performing front beam axis adjustment, and then check that this code is not output again. |
- | X2024 | Front Radar Sensor Temporary Unavailable (Vertical Direction Optical Axis Misalignment) | History of millimeter wave radar sensor assembly beam axis misalignment (vertical). | Stored when the vehicle is being driven and the vertical beam axis is calibrated. |
- | X2025 | Front Radar Sensor Temporary Unavailable (Horizontal Direction Optical Axis Misalignment) | History of millimeter wave radar sensor assembly beam axis misalignment (horizontal). | Stored when the vehicle is being driven and the horizontal beam axis is calibrated. |
Pre-Collision System Unavailable Clean Sensor | X2026 | Front Radar Sensor Dirt | History of system operation being temporarily suspended due to millimeter wave radar sensor assembly not being able to detect objects. | Check if any of the following conditions are met:
Cause:
|
Pre-Collision System Unavailable | X2027 | Front Radar Sensor Outside Guaranteed Operating Temperature | History of system operation being temporarily suspended due to the millimeter wave radar sensor assembly being excessively hot or cold. |
Cause:
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Pre-Collision System Unavailable | X2028 | Front Radar Sensor Outside Guaranteed Operating Voltage | History of system operation being temporarily suspended due to millimeter wave radar sensor assembly power source voltage being excessively high or low. |
Cause:
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CLEAR VEHICLE CONTROL HISTORY (FRONT RADAR SENSOR SYSTEM)
NOTICE:
By performing this procedure, all stored Vehicle Control History will be cleared.
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Front Radar Sensor / Utility / Vehicle Control History (RoB).
Body Electrical > Front Radar Sensor > Utility Tester Display |
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Vehicle Control History (RoB) |
(e) According to the display on the Techstream, clear the Vehicle Control History (RoB).
CHECK VEHICLE CONTROL HISTORY (AIRBAG SYSTEM)
(a) Part of the control history can be confirmed using the Vehicle Control History.
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