Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001QM5B
Model Year Start: 2021 Model: RAV4 Prod Date Range: [08/2020 -           ]
Title: SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: B1650,B165A; Occupant Classification System Malfunction; 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]

DTC

B1650

Occupant Classification System Malfunction

DTC

B165A

Occupant Detection Sensor Zero Point Calibration Incomplete

DESCRIPTION

The airbag ECU assembly and occupant detection ECU communicate via CAN communication.

When the occupant detection ECU stores DTC B1771, B1780, B1782, B1795, B1798, B1799, U0125 or U0129, the airbag ECU assembly receives this information and stores DTC B1650.

When the occupant detection ECU stores DTC B1785 or B1787, the airbag ECU assembly receives this information and stores DTC B165A.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Warning Indicate

Test Mode / Check Mode

B1650

Occupant Classification System Malfunction

The occupant detection ECU has stored DTC B1771, B1780, B1782, B1795, B1798, B1799, U0125 or U0129.

Occupant classification system

Comes on

Not applicable

B165A

Occupant Detection Sensor Zero Point Calibration Incomplete

The occupant detection ECU has stored DTC B1785 or B1787.

Occupant classification system

Comes on

Not applicable

PROCEDURE

1.

CHECK DTC (OCCUPANT CLASSIFICATION SYSTEM)

(a) Check for occupant classification system DTCs.

Click here 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM: DTC CHECK / CLEAR

Body Electrical > Occupant Detection > Trouble Codes

OK:

DTCs are not output.

NG

GO TO OCCUPANT CLASSIFICATION SYSTEM

OK

2.

CLEAR DTC

(a) Clear the DTCs stored in memory.

Click here 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: DTC CHECK / CLEAR

Body Electrical > SRS Airbag > Clear DTCs

NEXT

END