DTC C1380/64: Stop Light Control Relay Malfunction: Description
Upon receiving the downhill assist control or hill-start assist control operating signal from the skid control ECU, the relay contact turns on and the stop light comes on.
DTC DETECTION CONDITION TABLE
| DTC Code |
DTC Detection Condition |
Trouble Area |
| C1380/64 |
- When the voltage at the IG1 terminal is between 10 V and 14 V and the stop light driving output (STPO) is on, a signal has not been input to the STP terminal for 5 seconds or more.
- When the voltage at the IG1 terminal is between 10 V and 14 V and the stop light driving output (STPO) is off, the input signal at the STP is different from the input signal at the STP2 for 5 seconds or more.
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- Stop light operation relay
- Stop light operation relay circuit
- Master cylinder solenoid (Skid control ECU)
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