If communication between the electronic key and vehicle is interrupted („_p. 107) Or the electronic key cannot be used because the battery is depleted, the smart key system and wireless remote control cannot be used. In such cases, the doors can be opened and the engine can be started by following the procedure below.
Locking and unlocking the doors
Use the mechanical key In order to perform the following operations:

Turning the key rearward unlocks the driver’s door. Turning the key once again within 3 seconds unlocks the other doors.
Starting the engine

When the electronic key is detected, a buzzer sounds and the engine switch will turn to ignition on mode.
When the smart key system is deactivated in customization setting, the engine switch will turn to accessory mode.
In the event that the engine still cannot be started, contact your toyota dealer.
Stopping the engine
Shift the shift lever to p and press the engine switch as you normally do when stopping the engine.
Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the electronic key battery be replaced immediately when the battery is depleted.
Changing engine switch modes
Release the brake pedal and press the engine switch in step 3 above.
The engine does not start and modes will be changed each time the switch is pressed
When the electronic key does not work properly
If the shift lever cannot
be shifted from p
If the vehicle battery
is dischargedDriver side seat belt buckle switch circuit malfunction
Description
The driver side seat belt buckle switch circuit consists of the center airbag
sensor and the front seat inner
belt lh.
Dtc b1655/37 is recorded when a malfunction is detected in the driver side seat
belt buckle switch circuit.
Wiring diagram
Inspection procedure
...
Front seats
The seats can be adjusted
(longitudinally, vertically,
etc.). Adjust the seat to
ensure the correct driving
posture.
Adjustment procedure
Manual seat
Seat position adjustment
lever
Seatback angle adjustment
lever
Vertical height adjustment
lever (driver's side only)
Power seat
Seat posit ...
Driver side satellite sensor bus initialization incomplete
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 b1643/81 is ...