Toyota RAV4 (XA40) 2013-2018 Service Manual: 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:
Functions included in
LTA system
â– Lane departure alert function
When the system determines that the vehicle might depart
from its lane or course*, a warning
is displayed on the multi-information
display, and a warning
buzzer will sound to alert the
driver.
When the warning buzzer sounds,
check the area around your vehicle
and c ...
Terminals of ecu
Check combination meter assembly
Disconnect the e19 meter connector.
Measure the voltage and resistance of the wire
harness side connector.
If the result is not as specified, there may be a
malfunction on the wire harness side.
Check heater control panel (for automat ...
Lost communication with driver side - side airbag sensor assembly
Description
The side airbag sensor lh consists of part including the diagnostic circuit
and the lateral deceleration
sensor.
When the center airbag sensor receives signals from the lateral deceleration
sensor, it determines
whether or not the srs should be activated.
Dtc b1622/81 is ...
