Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Lost Communication with Brake System Control Module (U0129)

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 skid control ECU (brake actuator assembly)

  • CAN communication system
  • Skid control ECU (Brake actuator assembly)

-

PROCEDURE

1.

GO TO CAN COMMUNICATION SYSTEM

(a) Go to CAN communication system.

Click here

NEXT

END

    Tire Pressure Warning Light Circuit

    Tire Pressure Warning System(for Hv Model)

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Hybrid Control System: Generator High-voltage Circuit
    DESCRIPTION The cause of this malfunction may be the generator high-voltage circuit. Check the generator internal resistance and the connection condition of the high-voltage line between the inverter and generator to check whether there is an open or short circuit. Related Parts Check Area Inspectio ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

    © 2025 Copyright www.tavalon.net
    0.0357