DTC C15B1/71: ECU Malfunction (CPU); DTC C15B3/73: ECU Malfunction (Substrate Temperature Sensor); DTC C15B5/82: ECU Malfunction (Flash Memory); DTC C15B6/83: ECU Malfunction (EEPROM) [09/2014 - 09/2020]: Description
If the VGRS ECU (front steering control ECU) detects an internal malfunction, it turns the master warning light on, and stores these DTCs.
When DTC C15B3/73 is stored, the master warning light is not illuminated and the VGRS system continues to operate.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Return-to-normal Condition |
|---|---|---|---|---|---|
| C15B1/71 | ECU Malfunction (CPU) | When the engine switch is turned on (IG), the VGRS ECU (front steering control ECU) detects an internal malfunction. | VGRS ECU (front steering control ECU) | Comes on | Engine switch on (IG) again |
| C15B3/73 | ECU Malfunction (Substrate Temperature Sensor) | When the engine switch is turned on (IG), the VGRS ECU (front steering control ECU) detects an internal malfunction. | VGRS ECU (front steering control ECU) | Does not come on | Engine switch on (IG) again |
| C15B5/82 | ECU Malfunction (Flash Memory) | When the engine switch is turned on (IG), the VGRS ECU (front steering control ECU) detects an internal malfunction. | VGRS ECU (front steering control ECU) | Comes on | Engine switch on (IG) again |
| C15B6/83 | ECU Malfunction (EEPROM) | When the engine switch is turned on (IG), the VGRS ECU (front steering control ECU) detects an internal malfunction. | VGRS ECU (front steering control ECU) | Comes on | Engine switch on (IG) again |