DTC C1380-7E: Stop Lamp Relay Actuator Stuck On [12/2023 - ]: Description
When the skid control ECU (brake actuator assembly) receives a command from another system to illuminate the stop lights, such as when the pre-crash brake is activated, the skid control ECU (brake actuator assembly) turns ON the stop light drive output (STPO) and activates the stop light switch assembly to illuminate the stop lights.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from | Priority |
|---|---|---|---|---|---|
| C1380-7E | Stop Lamp Relay Actuator Stuck On | When the IGR terminal voltage exceeds 10 V and the +BS terminal voltage is 9.5 V or higher, stop light drive output (STPO) is OFF, STP is OFF and STP2 is ON continuously for 5 seconds or more. |
|
Brake | A |