Toyota RAV4 (XA40) 2013-2018 Service Manual: How to proceed with troubleshooting

Toyota RAV4 (XA40) 2013-2018 Service Manual / Supplemental restraint system / Occupant classification system / How to proceed with troubleshooting

Hint:

Use the following procedures to troubleshoot the occupant classification system.
*: Use the intelligent tester.

Vehicle brought to workshop

Passenger airbag on/off indicator check

Dtc check (present and past dtc)*

Check for dtcs (see page rs-249 ).

Result

Dtc chart

Repair or replacement

Dtc clearance (present and past dtcs)*

Clear the dtcs (see page rs-249).

Dtc check (present and past dtcs)*

Check for dtcs (see page rs-249 ).

Result

Problem symptoms simulation

Check the passenger airbag on/off indicator condition (see page rs-246).

Result

Confirmation test

End

System description

General The front passenger occupant classification system judges whether the front passenger seat is occupied or not in accordance with the seat belt buckle status; and whether the sea ...

Initialization

Zero point calibration Notice: Make sure that the front passenger seat is not occupied before performing the operation. Hint: Perform the zero point calibration and sensitivity check if any ...

Other materials:

Key lock-in prevention function does not work properly
Description When the key is in the ignition key cylinder or the door courtesy light on signal is output to the main body ecu, performing the door lock operation with the lock switch does not lock the door. Wiring diagram Inspection procedure Read value of intelligent tester (unlock w ...

Disposal
Hint: When scrapping vehicles equipped with a seat belt pretensioner or disposing of a front seat outer belt (with seat belt pretensioner), always first activate the seat belt pretensioner in accordance with the procedures described below. If any abnormality occurs during activation of the seat ...

Removal
Disconnect cable from negative battery terminal Caution: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation. Remove front seat assembly lh Remove the front seat. For manual sea ...