DYNAMIC RADAR CRUISE CONTROL SYSTEM DIAGNOSTIC TROUBLE CODE CHART
Tech Tips
If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.
| DTC Code | Detection Item | Trouble Area | See page |
|---|---|---|---|
| C1A01 | Driving Support ECU | Driving support ECU | |
| C1A02 | Vehicle Information Not Obtained | Driving support ECU | |
| C1A03 | Driving Support ECU Internal Logical Error | Driving support ECU | |
| C1A05 | Stop Light Switch Circuit | - Stop light switch assembly - Stop light switch circuit - Driving support ECU |
|
| C1A06 | Stop Light Switch Input Circuit | Driving support ECU | |
| C1A0A | Front Radar Sensor Region Code Mismatch | - Millimeter wave radar sensor assembly - Main body ECU - Driving support ECU |
|
| C1A10 | Front Radar Sensor | - Millimeter wave radar sensor assembly - Driving support ECU |
|
| C1A11 | Front Radar Sensor Incorrect Axial Gap | - Millimeter wave radar sensor assembly - Driving support ECU |
|
| C1A14 | Front Radar Sensor Beam Axis Not Adjusted | - Millimeter wave radar sensor assembly - Driving support ECU |
|
| C1A40 | ENG / EHV Device | - Hybrid control system - Power management control ECU - SFI system - ECM - Driving support ECU |
|
| C1A41 | Brake Request Value Mismatch between ENG / EHV and Driving Support ECU | - Electronically controlled brake system - Hybrid control system - Power management control ECU - Skid control ECU - Driving support ECU |
|
| C1A4A | Skid Control Buzzer Circuit | - Electronically controlled brake system - Driving support ECU |
|
| C1A4B | Stop Light Relay Circuit | - Stop light control relay - Stop light control relay circuit - Skid control ECU - Driving support ECU |
|
| C1A50 | Brake System | - Electronically controlled brake system - Driving support ECU |
|
| P1615 | Communication Error from Distance Control ECU to HV ECU | - Driving support ECU - Power management control ECU |
|
| U0122 | Lost Communication with Vehicle Dynamics Control Module | - Skid control ECU - CAN communication system - Driving support ECU |
|
| U0123 | Lost Communication with Yaw Rate Sensor Module | - Yaw rate sensor - CAN communication system - Driving support ECU |
|
| U0126 | Lost Communication with Steering Angle Sensor Module | - Steering angle sensor - CAN communication system - Driving support ECU |
|
| U0235 | Lost Communication with Cruise Control Front Distance Range Sensor | - Millimeter wave radar sensor assembly - Millimeter wave radar sensor circuit - Driving support ECU |
|
| U0293 | Lost Communication with HV ECU | - Power management control ECU - CAN communication system - Driving support ECU - Skid control ECU |
|
| U1104 | Lost Communication with Driving Support ECU | - Driving support ECU - CAN communication system - Millimeter wave radar sensor assembly - Power management control ECU - Skid control ECU |