Lexus NX: Front Radar Sensor System
- Precaution
- Parts Location
- System Diagram
- How To Proceed With Troubleshooting
- Utility
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Freeze Frame Data
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Vehicle Control History
- Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure (C1A8C46,C1A8D1C,C1A9000,C1A9100)
- Front Radar Sensor Optical Axis Misalignment Malfunction (C1A1100)
- Lost Communication with Cruise Control Module Missing Message (U010487)
- Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component (U030557)
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Precaution
PRECAUTION PRECAUTIONS FOR FRONT RADAR SENSOR SYSTEM (a) The millimeter wave radar sensor assembly may not be able to reliably detect the following objects:
Pylons made from plastic, etc., glass su
Parts Location
PARTS LOCATION ILLUSTRATION *1 FORWARD RECOGNITION CAMERA *2 MILLIMETER WAVE RADAR SENSOR ASSEMBLY ILLUSTRATION *1 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-IG NO.2 FUSE *2
System Diagram
SYSTEM DIAGRAM SYSTEM DIAGRAM LOCAL CAN CIRCUIT
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Check Bus 2 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus wire and GND when there is no resistance between terminal 18 (CA4H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 17 (CA4L) of the central gateway ECU (network gateway ECU) and termina
Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows the values or states of
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