Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001ZRYB
Model Year Start: 2022 Model: RAV4 Prod Date Range: [12/2021 -           ]
Title: TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: U0129; Lost Communication with Brake System Control Module; 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]

DTC

U0129

Lost Communication with Brake System Control Module

DESCRIPTION

for Gasoline Model:

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

for HV Model:

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

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Note

U0129

Lost Communication with Brake System Control Module

for Gasoline Model:

Lost communication with skid control ECU (brake actuator assembly)

for HV Model:

Lost communication with skid control ECU (brake booster with master cylinder assembly)

  • CAN communication system
  • for Gasoline Model:

    Skid control ECU (brake actuator assembly)

  • for HV Model:

    Skid control ECU (brake booster with master cylinder assembly)

-

PROCEDURE

1.

GO TO CAN COMMUNICATION SYSTEM

(a) Go to CAN Communication System.

  • for Gasoline Model:

    Click here 2019 - 2024 MY RAV4 [11/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING

  • for HV Model:

    Click here 2019 - 2024 MY RAV4 HV [02/2019 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING

NEXT

END