EPS System: Fail-Safe
- If any malfunction occurs in the system and control unit detects the malfunction, Electric power steering warning lamp on combination meter turns ON to indicate system malfunction.
- When Electric power steering warning lamp is ON, the system enters into a manual steering state. (Control turning force steering wheel becomes heavy.)
| DTC | Fail-safe condition |
|---|---|
| C1143 | Pulling compensation function stops |
| C1601 | Assist is reduced according to voltage, resulting in manual steering state. |
| C1604 | Manual steering state. |
| C1606 | |
| C1607 | Manual steering state.
NOTE:
Even if C1607, C1608 is detected, the system may not enter into a manual steering state. |
| C1608 | |
| C1609 | Constant steering assist level state |
| U1000 | Normal control
NOTE:
If the cause is in a different ECU, the state changes to fixed steering assist force. |
| U1010 | Normal control |