Operation Check [11/2018 - 02/2019]
WARNING: This page is about a different car, the 2020 Toyota RAV4 and 2019 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
- PRECAUTION FOR OPERATION CHECK
- CHECK SRS WARNING LIGHT
- Primary check
- Turn the ignition switch to ON and check that the SRS warning light turns on.
- Turn the ignition switch off. Wait for at least 2 seconds, and then turn the ignition switch to ON. The SRS warning light comes on for approximately 6 seconds and diagnosis of the airbag system (including the seat belt pretensioners) is performed.NOTE:
Turn the ignition switch off when the battery is connected.
HINT:
- If the warning light remains on for approximately 6 seconds or more after the ignition switch has been turned to ON, there may be a malfunction with the SRS airbag system.
- If the warning light occasionally turns on approximately 6 seconds or more after the ignition switch has been turned to ON, there may be a short to +B, short to ground or an open in the SRS warning light circuit.
- If the warning light illuminates after turning the ignition switch off or ACC, there may be a malfunction in the power source circuit or combination meter assembly.
- The SRS warning light turns off, and then turns on. This blinking pattern indicates a source voltage drop. The SRS warning light turns off 10 seconds after the source voltage returns to normal.
- Primary check
- FUNCTION OF PASSENGER AIRBAG ON/OFF INDICATOR
- Initial check
- Turn the ignition switch to ON.
- The passenger airbag ON/OFF indicator comes on for approximately 4 seconds, and then goes off for approximately 2 seconds.
- Approximately 6 seconds after the ignition switch is turned to ON, the passenger airbag ON/OFF indicator will indicate ON/OFF depending on the following conditions.INDICATOR OPERATION
Front Passenger Seat Condition Passenger Airbag ON/OFF Indicator SRS Warning Light ON Indicator OFF Indicator Vacant Off On Off Child is seated Adult*1 is seated Child restraint system is installed Child*2 is seated On Off Off Adult is seated Occupant classification system failure Off On On - *1: The system judges a person of average adult weight or more as an adult. If a smaller adult sits in the front passenger seat, the system may not recognize them as an adult depending on their physique and posture.
- *2: The system may not recognize a child or a child in a child restraint system as a child depending on factors such as the positioning of the child restraint system or the child's physique or posture.
HINT:
- The timing chart below shows the operation of the passenger airbag ON/OFF indicator. Use the chart to check the indicator light circuit.
- When the occupant classification system has trouble, both the SRS warning light and passenger airbag ON/OFF indicator ("OFF") come on. In this case, check for DTCs for "Airbag System" first. Then troubleshoot the occupant classification system if DTC B1650 is output, and troubleshoot the passenger airbag ON/OFF indicator if DTC B1660 is output.
- Initial check
- CHECK PASSENGER AIRBAG ON/OFF INDICATOR
- Turn the ignition switch to ON.
- Check that the passenger airbag ON/OFF indicator ("ON" and "OFF") comes on for approximately 4 seconds, and then goes off for approximately 2 seconds.
HINT:
In order to check the operation of the passenger airbag ON/OFF indicator when approximately 6 seconds have elapsed after turning the ignition switch to ON, refer to the table in the previous step.
- CHECK HORN BUTTON ASSEMBLY
- CHECK INSTRUMENT PANEL PASSENGER WITHOUT DOOR AIRBAG ASSEMBLY
- CHECK LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY
- CHECK FRONT SEAT AIRBAG ASSEMBLY
for Manual Seat:
Refer to ON-VEHICLE INSPECTION [11/2018 - 08/2020]
for Power Seat:
- CHECK FRONT SEAT CUSHION AIRBAG ASSEMBLY
- CHECK CURTAIN SHIELD AIRBAG ASSEMBLY
- CHECK FRONT SEAT OUTER BELT ASSEMBLY
- CHECK AIRBAG SENSOR ASSEMBLY
- CHECK FRONT AIRBAG SENSOR
- CHECK FLOOR SIDE AIRBAG SENSOR
- CHECK NO. 2 SIDE AIRBAG SENSOR ASSEMBLY
- CHECK SIDE AIRBAG PRESSURE SENSOR
- CHECK HARNESS AND CONNECTOR
- for Vehicle not Involved in Collision
- Perform a diagnostic system check.
- for Vehicle Involved in Collision and Airbag not Deployed
- Perform a diagnostic system check.
- for Vehicle Involved in Collision and Airbag is Deployed
- Perform a diagnostic system check.
- Check any of the wire harnesses in exposed contact with the airbag wire harness for damage.
- Check the connector of the airbag wire harness for scratches, cracks or damage.
- for Vehicle not Involved in Collision