DTC U0125: Lost Communication with Multi-axis Acceleration Sensor Module; DTC U0129: Lost Communication with Brake System Control Module [12/2019 - 11/2023]: Description

The occupant detection ECU sends/receives signals to/from each ECU via CAN communication.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
U0125	Lost Communication with Multi-axis Acceleration Sensor Module	CAN communication error between occupant detection ECU and acceleration sensor (CAN communication system malfunction)	CAN communication system
U0129	Lost Communication with Brake System Control Module	CAN communication error between occupant detection ECU and skid control ECU (CAN communication system malfunction)1 CAN communication error between occupant detection ECU and No. 2 skid control ECU (CAN communication system malfunction)2	CAN communication system