Electronic Power Steering (EPS) / LKAS System DTCS
ELECTRONIC POWER STEERING (EPS) SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Detection Item |
|---|---|
| 11-02 | Control Unit Power Supply Voltage |
| 12-01 | Motor Power Supply Voltage |
| 21-03 | CAN Vehicle Speed Stuck ON |
| 22-01 | Engine Speed Signal |
| 23-01 | CAN Data Stuck ON |
| 23-02 | CAN Vehicle Speed Data |
| 23-03 | CAN Engine Speed Data |
| 23-04 | CAN Bus-Off Malfunction |
| 32-09 | Motor Current Correlation |
| 32-0B | Over Current |
| 32-0C | Battery Current Detect Circuit |
| 32-0E | Over Current Continuation |
| 32-0F | Battery Current/Motor Current Correlation |
| 34-01 | Power Relay |
| 34-02 | Fail-Safe Relay |
| 35-02 | EPS Control Unit Internal Circuit (EEPROM1) |
| 35-04 | EPS Control Unit Internal Circuit (CPU Communication) |
| 35-05 | EPS Control Unit Internal Circuit (A/D Conversion) |
| 35-08 | EPS Control Unit Internal Circuit (EEPROM2) |
| 35-0A | EPS Control Unit Internal Circuit (CPU Operation) |
| 36-02 | EPS Control Unit Internal Circuit (INH Output Circuit) |
| 37-01 | EPS Control Unit Internal Circuit (Step-Up Circuit) |
| 38-01 | EPS Control Unit Internal Circuit (Temperature Sensor) |
| 39-01 | EPS Control Unit Internal Circuit (Precharge Circuit) |
| 39-03 | EPS Control Unit Internal Circuit (Power Self-Holding Circuit) |
| 52-01 | Torque Sensor Allowable Tolerance (Initial Diagnosis) |
| 52-02 | Torque Sensor Power Supply (Initial Diagnosis) |
| 52-03 | Main Torque Sensor |
| 52-04 | Sub Torque Sensor |
| 52-05 | Torque Sensor Allowable Tolerance |
| 52-06 | Torque Sensor Offset Out of Range |
| 52-08 | Torque Sensor Power Supply |
| 61-04 | Motor Harness Malfunction |
| 61-05 | Motor Harness Short |
| 61-06 | Motor Harness Open |
| 71-01 | Motor Angle Sensor (SIN/COS Signals) |
| 71-02 | Motor Angle Sensor (Neutral Position Learning of SIN/COS) |
| 81-03 | Yaw Rate Sensor Malfunction |
| 83-01 | CAN Communication Failure |
| 83-02 | CAN Communication Timeout Error |
| 84-01 | Steering Angle Sensor Malfunction |
| 85-01 | VSA System Malfunction |
| 91-01 | ECU Internal Circuit (Communication Error) |
| 91-03 | Check Circuit of Torque Sensor |
| 93-01 | Check Data Communication to LKAS Unit/Multipurpose Camera Unit |
| 93-02 | Check Upper and Lower Limit of LKAS Unit/Multipurpose Camera Unit Instruction Electric Current |
| 93-04 | Check Output of LKAS Unit/Multipurpose Camera Unit |