DTC C1595: Lost Communication with Steering Angle Sensor Module (SIL); DTC C15C4: Steering Signal Not Detected [08/2020 - ]: Description
Signal transmission between the VGRS ECU (steering control ECU) and steering sensor is performed via serial communication.
If a serial communication error occurs between the VGRS ECU (steering control ECU) and steering sensor, the ECU stores DTC C1595.
The test mode DTC C15C4 is only stored during test mode.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| C1595 | With the engine switch on (IG) and a power source voltage of 10 V or more, serial communication from the steering sensor is interrupted for 3 seconds or more. |
|
| C15C4 | The system enters test mode. |
|