Diagnostic Trouble Code Chart [08/2021 - 07/2022]

FRONT RADAR SENSOR SYSTEM

DTC No.	Detection Item	Link
C1A1100	Front Radar Sensor Optical Axis Misalignment Malfunction	Refer to DTC C1A11-00: Front Radar Sensor Optical Axis Misalignment Malfunction [10/2018 - 07/2022]
C1A8C46	Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure	Refer to DTC C1A8C-46: Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure; DTC C1A8D1C: Power Supply Circuit in Front Radar Sensor Circuit Voltage Out of Range; DTC C1A9000: Malfunction of Millimeter-wave Circuit in Front Radar Sensor; DTC C1A9100: Malfunction of Acceleration Sensor in Front Radar Sensor [10/2018 - 07/2022]
C1A8D1C	Power Supply Circuit in Front Radar Sensor Circuit Voltage Out of Range	Refer to DTC C1A8C-46: Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure; DTC C1A8D1C: Power Supply Circuit in Front Radar Sensor Circuit Voltage Out of Range; DTC C1A9000: Malfunction of Millimeter-wave Circuit in Front Radar Sensor; DTC C1A9100: Malfunction of Acceleration Sensor in Front Radar Sensor [10/2018 - 07/2022]
C1A9000	Malfunction of Millimeter-wave Circuit in Front Radar Sensor	Refer to DTC C1A8C-46: Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure; DTC C1A8D1C: Power Supply Circuit in Front Radar Sensor Circuit Voltage Out of Range; DTC C1A9000: Malfunction of Millimeter-wave Circuit in Front Radar Sensor; DTC C1A9100: Malfunction of Acceleration Sensor in Front Radar Sensor [10/2018 - 07/2022]
C1A9100	Malfunction of Acceleration Sensor in Front Radar Sensor	Refer to DTC C1A8C-46: Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure; DTC C1A8D1C: Power Supply Circuit in Front Radar Sensor Circuit Voltage Out of Range; DTC C1A9000: Malfunction of Millimeter-wave Circuit in Front Radar Sensor; DTC C1A9100: Malfunction of Acceleration Sensor in Front Radar Sensor [10/2018 - 07/2022]
U010487	Lost Communication with Cruise Control Module Missing Message	Refer to DTC U0104-87: Lost Communication with Cruise Control Module Missing Message [08/2021 - 07/2022]
U030557	Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component	Refer to DTC U0305-57: Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component [10/2018 - 07/2022]