Diagnostic Trouble Code Chart [11/2017 - 03/2019]

WARNING: This page is about a different car, the 2022 Lexus RC F, 2021 Lexus RC F, 2020 Lexus RC F, 2019 Lexus RC F, and 2018 Lexus RC F. However, it is still accessible from the selected car via links, so may be relevant.

FORWARD RECOGNITION CAMERA SYSTEM

DTC No.	Detection Item	Link
C1A10	Front Radar Sensor	Refer to DTC C1A10: Front Radar Sensor [11/2017 - 01/2023]
C1A11	Front Radar Sensor Incorrect Axial Gap	Refer to DTC C1A11: Front Radar Sensor Incorrect Axial Gap; DTC C1A14: Front Radar Sensor Beam Axis Not Adjusted [11/2017 - 01/2023]
C1A14	Front Radar Sensor Beam Axis Not Adjusted	Refer to DTC C1A11: Front Radar Sensor Incorrect Axial Gap; DTC C1A14: Front Radar Sensor Beam Axis Not Adjusted [11/2017 - 01/2023]
C1AA0	Front Camera Module Circuit	Refer to DTC C1AA0: Front Camera Module Circuit [11/2017 - 01/2023]
C1AA1	FCM Destination Information Unmatched	Refer to DTC C1AA1: FCM Destination Information Unmatched [11/2017 - 01/2023]
C1AA3	Vehicle Speed Sensor Circuit	Refer to DTC C1AA3: Vehicle Speed Sensor Circuit [11/2017 - 03/2019]
C1AA4	Yaw Rate Sensor Circuit	Refer to DTC C1AA4: Yaw Rate Sensor Circuit; DTC C1AA5: Yaw Rate Sensor Power Supply Voltage Circuit [11/2017 - 03/2019]
C1AA5	Yaw Rate Sensor Power Supply Voltage Circuit	Refer to DTC C1AA4: Yaw Rate Sensor Circuit; DTC C1AA5: Yaw Rate Sensor Power Supply Voltage Circuit [11/2017 - 03/2019]
C1AA6	Yaw Rate Sensor Zero Point Malfunction	Refer to DTC C1AA6: Yaw Rate Sensor Zero Point Malfunction [11/2017 - 03/2019]
C1AA9	Front Camera Module Beam Axis Not Adjusted	Refer to DTC C1AA9: Front Camera Module Beam Axis Not Adjusted [11/2017 - 01/2023]
C1AAA	FCM Destination Information Uninitialized	Refer to DTC C1AAA: FCM Destination Information Uninitialized [11/2017 - 01/2023]
C1AAE	Heater Circuit	Refer to DTC C1AAE: Heater Circuit [11/2017 - 01/2023]
U0100	Lost Communication with ECM / PCM "A"	Refer to DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0142: Lost Communication with Body Control Module "B" [11/2017 - 01/2023]
U0101	Lost Communication with TCM	Refer to DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0142: Lost Communication with Body Control Module "B" [11/2017 - 01/2023]
U0123	Lost Communication with Yaw Rate Sensor Module	Refer to DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0142: Lost Communication with Body Control Module "B" [11/2017 - 01/2023]
U0129	Lost Communication with Brake System Control Module	Refer to DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0142: Lost Communication with Body Control Module "B" [11/2017 - 01/2023]
U0142	Lost Communication with Body Control Module "B"	Refer to DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0142: Lost Communication with Body Control Module "B" [11/2017 - 01/2023]
U0235	Lost Communication with Cruise Control Front Distance Range Sensor	Refer to DTC U0235: Lost Communication with Cruise Control Front Distance Range Sensor; DTC U1104: Lost Communication with Driving Support ECU [11/2017 - 01/2023]
U1104	Lost Communication with Driving Support ECU	Refer to DTC U0235: Lost Communication with Cruise Control Front Distance Range Sensor; DTC U1104: Lost Communication with Driving Support ECU [11/2017 - 01/2023]