Steering Angle Main Control Module: Fail-safe
- If a malfunction occurs in the system, the fail-safe function stops the system (mode 3), activates the fail-safe mode (mode 1 or mode 2) or activates the protection mode. When the system enters mode 1, mode 2 or mode 3, the power steering warning lamp illuminates to inform the driver that the turning force is heavy in effect.
- Since three control modules monitor malfunctions mutually, DTC code varies from control module to control module.
- For details of protection function, refer to Protection Function .
| DTC | Relation between control module detecting DTC and system status | ||
|---|---|---|---|
| When steering force control module detects DTC | When steering angle main control module detects DTC | When steering angle sub control module detects DTC | |
| C13A0-00 | Variable | Variable | Variable |
| C13A1-00 | - | Mode 2 | Mode 2 |
| C13A2-00 | Mode 1 or Mode 3 | Mode 1 or Mode 3 | Mode 1 or Mode 3 |
| C13A3-00 | Mode 2 | Mode 2 | Mode 2 |
| C13A4-00 | - | Mode 2 | Mode 2 |
| C13A5-00 | - | - | Mode 2 |
| C13A6-00 | - | Mode 3 | - |
| C13A7-00 | - | Mode 3 | - |
| C13A8-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13A9-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13AA-00 | Mode 2 | Mode 3 | Mode 2 |
| C13AB-00 | Mode 2 | Mode 3 | Mode 2 |
| C13AC-00 | - | Mode 3 | - |
| C13AD-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13AE-00 | Mode 2 | Mode 3 | Mode 2 |
| C13AF-00 | Mode 2 | Mode 3 | Mode 2 |
| C13B0-00 | Mode 2 | Mode 3 | Mode 2 |
| C13B1-00 | Mode 2 | Mode 3 | Mode 2 |
| C13B2-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13B3-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13B4-00 | Mode 2 | Mode 3 | Mode 2 |
| C13B5-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13B6-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13B7-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13B8-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13B9-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13BA-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13BB-00 | - | - | - |
| C13BC-00 | - | - | - |
| C13BD-00 | - | Mode 2 | - |
| C13BE-00 | Mode 2 | Mode 2 | Mode 2 |
| C13BF-00 | Variable | Variable | Variable |
| C13C0-00 | Mode 2 or Mode 3 | Mode 2 or Mode 3 | Mode 2 or Mode 3 |
| C13C1-00 | Mode 1, Mode 2 or Mode 3 | Mode 2 | Mode 1, Mode 2 or Mode 3 |
| C13C2-00 | Mode 1, Mode 2 or Mode 3 | Mode 2 | Mode 1, Mode 2 or Mode 3 |
| C13C3-00 | Mode 1, Mode 2 or Mode 3 | Mode 2 | Mode 1, Mode 2 or Mode 3 |
| C13C4-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13C5-00 | Mode 2 | - | - |
| C13C6-00 | Mode 2 | - | - |
| C13C7-00 | Mode 2 | - | - |
| C13C9-00 | - | - | - |
| C13CA-00 | - | - | - |
| C13CC-00 | - | - | - |
| C13CD-00 | - | - | - |
| C13CE-00 | - | - | - |
| C13CF-00 | - | - | - |
| C13D0-00 | - | - | - |
| C13D1-00 | - | - | - |
| C13D2-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13D3-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13D4-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13D5-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13D6-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13D7-00 | Mode 2 | Mode 1 or Mode 3 | Mode 2 |
| C13D8-00 | - | - | - |
| C13D9-00 | - | - | - |
| C13DB-00 | - | Mode 3*1Mode 2 | - |
| C13DC-00 | - | Mode 3*1Mode 2 | - |
| C13DD-00 | - | Mode 3*1Mode 2 | - |
| C13DE-00 | Protection function mode | Protection function mode | Protection function mode |
| C13DF-00 | - | Mode 3*1Mode 2 | - |
| C13E0-00 | Mode 2 | - | - |
| C13E1-00 | Mode 2 | - | - |
| C13E2-00 | - | - | - |
| C13E3-00 | Protection function mode | - | - |
| C13E4-00 | Protection function mode | - | - |
| C13E5-00 | Mode 2 | - | - |
| C13E6-00 | Protection function mode | Protection function mode | Protection function mode |
| C13E7-00 | Protection function mode | Protection function mode | Protection function mode |
| C13E8-00 | Protection function mode | Protection function mode | Protection function mode |
| C13E9-00 | - | Mode 2 | - |
| C13EA-00 | Mode 2 | - | - |
| C13EB-00 | - | Mode 2 | Mode 2 |
| C13EE-00 | Mode 3 | Mode 3 | Mode 3 |
| C13EF-00 | Mode 3 | Mode 3 | Mode 3 |
| C13F0-00 | Mode 2 | Mode 2 | Mode 2 |
| C13F1-00 | Mode 2 | - | - |
| C13F2-00 | Mode 2 or Mode 3 | Mode 2 or Mode 3 | Mode 2 or Mode 3 |
| U1000-01 | - | - | - |
| U1010-49 | - | - | - |
- *1: When control module detects a malfunction at startup.
- *2: When control module detects a malfunction except during startup.