Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001HNE8
Model Year Start: 2019 Model: RAV4 Prod Date Range: [02/2019 -           ]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM: U0125,U0129; Lost Communication with Multi-axis Acceleration Sensor Module; 2019 - 2024 MY RAV4 RAV4 HV [02/2019 -        ]

DTC

U0125

Lost Communication with Multi-axis Acceleration Sensor Module

DTC

U0129

Lost Communication with Brake System Control Module

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 airbag ECU assembly (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 (CAN communication system malfunction)

CAN communication system

CAUTION / NOTICE / HINT

Refer to troubleshooting in 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

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

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