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Home >> Lexus >> 2019 >> LC 500 >> Repair and Diagnosis (Single Page) >> Restraints >> Air Bag, SRS >> Occupant Classification System - Diagnostic Codes & Symptom Tests (Coupe) >> Occupant Classification System >> DTC U0125: Lost Communication with Multi-axis Acceleration Sensor Module; DTC U0129: Lost Communication with Brake System Control Module [03/2017 - ] >> Description
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DTC U0125: Lost Communication with Multi-axis Acceleration Sensor Module; DTC U0129: Lost Communication with Brake System Control Module [03/2017 - ]: 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 the occupant detection ECU and yaw rate sensor (CAN communication system malfunction) CAN communication system
U0129 Lost Communication with Brake System Control Module CAN communication error between the occupant detection ECU and skid control ECU assembly (CAN communication system malfunction) CAN communication system