Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001AR9H
Model Year Start: 2019 Model: Avalon HV Prod Date Range: [04/2018 -           ]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): DIAGNOSTIC TROUBLE CODE CHART; 2019 - 2022 MY Avalon HV [04/2018 -        ]

DIAGNOSTIC TROUBLE CODE CHART

Occupant Classification System

DTC No.

Detection Item

Link

B1771

Passenger Side Buckle Switch Circuit Malfunction

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): B1771; Passenger Side Buckle Switch Circuit Malfunction

B1780

Front Occupant Classification Sensor LH Circuit Malfunction

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): B1780; Front Occupant Classification Sensor LH Circuit Malfunction

B1782

Rear Occupant Classification Sensor LH Circuit Malfunction

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): B1782; Rear Occupant Classification Sensor LH Circuit Malfunction

B1785

Front Occupant Classification Sensor LH Collision Detection

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): B1785; Front Occupant Classification Sensor LH Collision Detection

B1787

Rear Occupant Classification Sensor LH Collision Detection

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): B1787; Rear Occupant Classification Sensor LH Collision Detection

B1795

Occupant Classification ECU Malfunction

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): B1795; Occupant Classification ECU Malfunction

B1798

Yaw Rate Sensor Module Malfunction

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): B1798,B1799; Yaw Rate Sensor Module Malfunction

B1799

Vehicle Stability Control ECU Malfunction

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): B1798,B1799; Yaw Rate Sensor Module Malfunction

U0125

Lost Communication with Multi-axis Acceleration Sensor Module

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): U0125,U0129; Lost Communication with Multi-axis Acceleration Sensor Module

U0129

Lost Communication with Brake System Control Module

2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM (for HV Model): U0125,U0129; Lost Communication with Multi-axis Acceleration Sensor Module