Hint:
Past problems that seem unrelated may also help in some cases.

Operation flow
Symptom confirmation and diagnostic trouble codeHill-start assist control
When the engine is stopped by
the Stop & Start system when
the vehicle is on an incline,
when the brake pedal is
released, brake force is temporarily
maintained to prevent the
vehicle from rolling backwards
before the engine is restarted
and drive force is generated.
When drive force is generat ...
When closing the back door
Lower the back door using the
back door handle.
Vehicles without a power back
door
Make sure to push the back door
down from the outside to close it.
Vehicles with a power back
door
The back door closing assist will
activate, and the back door will
fully close automatically.
...
Wireless remote control
The keys are equipped with the
following wireless remote control:
Vehicles without smart key
system
Locks all the doors
Sounds the alarm
Unlocks all the doors
Opens the side windows*
*: This setting must be customized
at your Toyota dealer.
Vehicles with smart key system
Locks all the do ...