The back door can be locked/unlocked and opened/closed by the following procedures.
Locking and unlocking the back door
Opening/closing the back door from inside the vehicle (vehicles with a power back door)
Press and hold the switch to open or close, when the power back door is unlocked. (A buzzer sounds.)
Pressing the switch while the back
door is opening/closing stops the
operation. 
Side doors
Opening the back door from outside the vehicleEmergency assistance
Safety Connect
Safety Connect is a subscription-
based telematics
service that uses Global
Positioning System (GPS)
data and embedded cellular
technology to provide
safety and security features
to subscribers. Safety Connect
is supported by
Toyota's designated
response center, which
operates 24 hour ...
Front power seat lumbar switch
Inspection
Inspect front power seat lumbar switch lh
Measure the resistance between the terminals when
the switch is operated.
Standard resistance
If the result is not as specified, replace the switch. ...
Wireless remote control
Function summary
The wireless remote control can be used to lock and unlock the vehicle.
It also opens and closes the back door.
Vehicles without a smart key system
Locks all the doors
Unlocks all the doors
Pressing the button unlocks the
driver’s door. Pressing the button
again wi ...