DTC C15B1: ECU Malfunction (CPU); DTC C15B3: ECU Malfunction (Substrate Temperature Sensor); DTC C15B5: ECU Malfunction (Flash Memory); DTC C15B6: ECU Malfunction (EEPROM) [08/2020 - ]: Description
If the VGRS ECU (steering control ECU) detects an internal malfunction, it turns the master warning light on, and stores these DTCs.
When DTC C15B3 is stored, the master warning light is not illuminated and the VGRS system continues to operate.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| C15B1 | When the engine switch is turned on (IG), the VGRS ECU (steering control ECU) detects an internal malfunction. | VGRS ECU (steering control ECU) |
| C15B3 | When the engine switch is turned on (IG), the VGRS ECU (steering control ECU) detects an internal malfunction. | VGRS ECU (steering control ECU) |
| C15B5 | When the engine switch is turned on (IG), the VGRS ECU (steering control ECU) detects an internal malfunction. | VGRS ECU (steering control ECU) |
| C15B6 | When the engine switch is turned on (IG), the VGRS ECU (steering control ECU) detects an internal malfunction. | VGRS ECU (steering control ECU) |