Diagnostic Trouble Code Chart
HINT:
If a trouble code is displayed during the DTC check, inspect the trouble area listed for that code. For details of the code, refer to the "See" below.
LANE-KEEPING ASSIST SYSTEM
| DTC Code | Detection Item | Trouble Area | See |
|---|---|---|---|
| C1A01 | Driving Support ECU | - Driving support ECU | Refer to DTC C1A01: Driving Support ECU |
| C1A02 | Vehicle Information Not Obtained | - Driving support ECU - Main body ECU |
Refer to DTC C1A02: Vehicle Information Not Obtained |
| C1A05 | Stop Light Switch Circuit | - Stop light switch assembly - Stop light switch circuit - Driving support ECU |
Refer to DTC C1A05: Stop Light Switch Circuit |
| C1A06 | Stop Light Switch Input Circuit | - Driving support ECU | Refer to DTC C1A06: Stop Light Switch Input Circuit |
| C1A0C | Object Recognition Camera Region Code Mismatch | - Lane recognition camera sensor assembly - Driving support ECU |
Refer to DTC C1A0C: Object Recognition Camera Region Code Mismatch |
| C1A20 | Object Recognition ECU | - Lane recognition camera sensor assembly - Driving support ECU |
Refer to DTC C1A20: Object Recognition ECU |
| C1A22 | Object Recognition Camera Incorrect Axial Gap | - Lane recognition camera sensor assembly - Driving support ECU |
Refer to DTC C1A22: Object Recognition Camera Incorrect Axial Gap; DTC C1A23: Object Recognition Camera Initialization Incomplete |
| C1A23 | Object Recognition Camera Initialization Incomplete | - Lane recognition camera sensor assembly - Driving support ECU |
Refer to DTC C1A22: Object Recognition Camera Incorrect Axial Gap; DTC C1A23: Object Recognition Camera Initialization Incomplete |
| C1A45 | Vehicle Speed Sensor | - Vehicle speed sensor - Brake booster with master cylinder (skid control ECU) - CAN communication system - Driving support ECU |
Refer to DTC C1A45: Vehicle Speed Sensor |
| C1A46 | Yaw Rate Sensor | - Yaw rate sensor - Brake booster with master cylinder (skid control ECU) - Driving support ECU |
Refer to DTC C1A46: Yaw Rate Sensor |
| C1A4A | Skid Control Buzzer Circuit | - Skid control buzzer - Skid control buzzer circuit - Brake booster with master cylinder (skid control ECU) - Driving support ECU |
Refer to DTC C1A4A: Skid Control Buzzer Circuit |
| C1A70 | Power Steering Control System | - Power steering system - CAN communication system - Driving support ECU |
Refer to DTC C1A70: Power Steering Control System |
| C1A71 | Power Steering Control Torque | - Power steering system - CAN communication system - Driving support ECU |
Refer to DTC C1A71: Power Steering Control Torque |
| U0122 | Lost Communication with Vehicle Dynamics Control Module | - Brake booster with master cylinder (skid control ECU) - CAN communication system - Driving support ECU |
Refer to DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0131: Lost Communication with Power Steering Control Module; DTC U1104: Lost Communication with Driving Support ECU |
| U0123 | Lost Communication with Yaw Rate Sensor Module | - Yaw rate sensor - CAN communication system - Driving support ECU |
Refer to DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0131: Lost Communication with Power Steering Control Module; DTC U1104: Lost Communication with Driving Support ECU |
| U0131 | Lost Communication with Power Steering Control Module | - Power steering control ECU - CAN communication system - Driving support ECU |
Refer to DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0131: Lost Communication with Power Steering Control Module; DTC U1104: Lost Communication with Driving Support ECU |
| U1104 | Lost Communication with Driving Support ECU | - Driving support ECU - CAN communication system - Brake booster with master cylinder (skid control ECU) - Lane recognition camera sensor assembly - Power steering control ECU |
Refer to DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0131: Lost Communication with Power Steering Control Module; DTC U1104: Lost Communication with Driving Support ECU |
| U1119 | Lost Communication with Object Recognition ECU (CAN) | - Lane recognition camera sensor assembly - CAN communication system - Driving support ECU - Harness or connector |
Refer to DTC U1119: Lost Communication with Object Recognition ECU (CAN) |