Hyundai Veloster: Troubleshooting

System self diagnosis

Possible to detect abnormal situations from Sensor data

•	High Temperature – Sensor's temperature is more than 100 °C

•	Battery Low – Sensor's battery is less than 2.1v

•	Sensor Failure

ECU can be detected any abnormal situation by the periodic inspection

•	Auto Learning Failure – 4 ID not learn in 19 minutes

•	Sensor Mute Failure - Not received frame for 17 minutes

•	RF IC Failure - 4 sensor mute DTC occurred and RF IC not respond

•	ECU Under/Over voltage – IG_ON < 9V for 2 sec or IG_ON. 16V for 2sec

•	EEPROM Failure – EEPROM IC not respond or CRC Check error

•	CAN Bus Failure

Warning Condition

•	Low Pressure

System circuit diagram Connector pin number Pin No. Discription Remark 1 IG ON ...

Description Function 1. Tire pressure, Temperature, Acceleration, Battery voltage measurement 2. RF (Radio Frequency) Transmit (Tire ...

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