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DTC U0129: Lost Communication with Brake System Control Module [12/2019 - 11/2023]: Description

The tire pressure warning ECU and receiver receives signals from the skid control ECU (brake actuator assembly) via CAN communication system.

DTC No. Detection Item DTC Detection Condition Trouble Area Note
U0129 Lost Communication with Brake System Control Module Lost communication with No. 2 skid control ECU (brake actuator assembly)*1
Lost communication with skid control ECU (brake actuator assembly)*2
  • CAN communication system
  • No. 2 skid control ECU (Brake actuator assembly)*1
  • Skid control ECU (Brake actuator assembly)*2
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  1. *1: for HV Model
  2. *2: for Gasoline Model