4WAS SYSTEM: Protection Function (4WAS Front Control Unit)
4WAS system enters in the protection function mode (4WAS system is temporarily stopped) if 4WAS system continues the heavy load condition and the overheat condition. 4WAS system reactivates automatically if the heavy load condition and the overheat condition are resolved. 4WAS warning lamp continues turning OFF in the protection function mode.
| DTC | Error area and root cause | Contents of protection function |
|---|---|---|
| - | 4WAS front control unit power supply temporary malfunctioning condition | 4WAS system is temporarily stopped. |
| - | 4WAS front control unit overheat condition | |
| - | 4WAS front actuator overheat condition | |
| - | 4WAS front control unit heavy load condition |