Tech Tips
If any DTCs are displayed during the DTC check, inspect the circuit listed for those DTCs. For details of each DTC, refer to the page indicated in the DTC chart.
| DTC Code | Detection Item | Trouble Areas | Normal Return | EPS Warning Light | See page |
|---|---|---|---|---|---|
| C1511 | Torque Sensor1 | - Torque sensor (Steering column sub-assembly) - Power steering ECU assembly |
Ignition switch ON again | Turns on | |
| C1512 | Torque Sensor2 | - Torque sensor (Steering column sub-assembly) - Power steering ECU assembly |
Ignition switch ON again | Turns on | |
| C1513 | Torque Sensor Deviation Excessive | - Torque sensor (Steering column sub-assembly) | Ignition switch ON again | Turns on | |
| C1514 | Torque Sensor Power Supply Voltage | - Torque sensor (Steering column sub-assembly) - Power steering ECU assembly |
Ignition switch ON again | Turns on | |
| C1515 | Torque Sensor Zero Point Adjustment Undone | - Torque sensor zero point calibration not performing - Steering column sub-assembly |
After calibrating torque sensor zero point | Turns on | |
| C1516 | Torque Sensor Zero Point Adjustment Incomplete | - Torque sensor zero point calibration failure - Steering column sub-assembly |
Clear DTC | Turns on | |
| C1517 | Torque Hold | - Power steering ECU assembly | Ignition switch ON again | Turns on | |
| C1524 | Motor Circuit Malfunction | - Power steering motor assembly - Power steering ECU assembly |
Ignition switch ON again | Turns on | |
| C1531 | ECU Malfunction | - Power steering ECU assembly | Ignition switch ON again | Turns on | |
| C1532 | ECU Malfunction | - Power steering ECU assembly | Ignition switch ON again | Turns on | |
| C1533 | ECU Malfunction | - Power steering ECU assembly | Ignition switch ON again | Turns on | |
| C1534 | ECU Malfunction | - Power steering ECU assembly | Ignition switch ON again | Turns on | |
| C1535 | ECU Malfunction | - Power steering ECU assembly | - | Turns on | |
| C1551 | IG Power Supply Voltage Malfunction | - ECU-IG NO. 1 fuse - IG power source circuit - Power steering ECU assembly |
Ignition switch ON again or after normal condition | Turns on | |
| C1552 | PIG Power Supply Voltage Malfunction | - EPS fuse - ALT fuse - PIG power source circuit - Power steering ECU assembly |
Ignition switch ON again or after normal condition | Turns on | |
| C1553 | PIG Power Supply Overvoltage | - IG and PIG power source circuits - Power steering ECU assembly |
Ignition switch ON again or after normal condition | Turns on | |
| C1554 | Power Supply Relay Failure | - EPS fuse - ALT fuse - PIG power source circuit - Power steering ECU assembly |
Ignition switch ON again | Turns on | |
| C1555 | Motor Relay Welding Failure | - Power steering motor assembly - Power steering ECU assembly |
Ignition switch ON again | Turns on | |
| C1581 | Assist Map Number Un-Writing | - Power steering ECU assembly - CAN communication system - ECM |
Assist map write | Turns on | |
| C1582 | Assist Map Number Mismatch | - CAN communication system - ECM - Power steering ECU assembly |
Ignition switch ON again | Turns on | |
| U0100 | Lost Communication with ECM / PCM "A" | - CAN communication system - ECM |
Ignition switch to ON again and after normal condition | Turns on | |
| U0129 | Lost Communication with Brake System Control Module | - CAN communication system - Brake actuator assembly (Skid control ECU) |
Ignition switch ON again or after normal condition | Turns on |