Toyota RAV4 (XA40) 2013-2018 Service Manual: Seat heater switch
Components
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 switch base (see page ip-18)
- Remove seat heater switch
- Using a screwdriver, detach the 2 claws and remove the switch.
Hint:
Tape the screwdriver tip before use.
Inspection
- Inspect seat heater switch
- Measure the resistance of the seat heater switch when the switch is operated.
Standard resistance
For lh
For rh 
If the result is not as specified, replace the switch.
- Check that the seat heater switch indicator light illuminates when the switch is operated.
Ok
For lh 
For rh
If the result is not as specified, replace the switch.
- Check that the seat heater switch illuminates.
Ok
If the result is not as specified, replace the switch
Installation
- Install seat heater switch
- Attach the 2 claws to install the switch.
- Install switch base (see page ip-27)
- Connect cable to negative battery terminal
Lumbar support adjuster assembly
Inspection
Inspect lumbar support adjuster assembl
Check operation of the lumbar support adjuster.
Check if the lumbar support adjuster moves
smoothly when the battery is connect ...
Front seatback heater
Inspection
Inspect front seatback heater assembly
lh
Measure the resistance of the seatback heater.
Standard resistance
If the result is not as specified, replace the seatback
he ...
Other materials:
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 ...
Center power outlet socket
Components
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 no. 1 Console upper panel garnish
(see page ...
Air fuel ratio sensor
Components
On-vehicle inspection
Check air fuel ratio compensation system
Connect the intelligent tester to the dlc3.
Turn the ignition switch on.
Select the following menu items: data list / a/fs b1
s1 and o2s b1 s2.
Warm up the a/f sensor with the engine speed at
2,500 ...
