Starting the engine
Changing the engine switch positions
The steering wheel is locked and the key can be removed. (The key can be removed only when the shift lever is in p.)
Some electrical components such as the audio system can be used.
All electrical components can be used.
For starting the engine.

Turning the key from “acc” to “lock”

If the engine does not start
The engine immobilizer system may not have been deactivated. („_P. 76) Contact your toyota dealer.
When the steering lock cannot be released
When starting the engine, the engine
switch may seem stuck in the “lock”
position. To free it, turn the key while turning
the steering wheel slightly left and
right. 
Key reminder function
A buzzer sounds if the driver’s door is opened while the engine switch is in the “lock” or “acc” position to remind you to remove the key.
Caution
When starting the engine
Always start the engine while sitting in the driver’s seat. Do not depress the accelerator pedal while starting the engine under any circumstances.
Doing so may cause an accident resulting in death or serious injury.
Caution when driving
Do not turn the engine switch to the “lock” position while driving. If, in an emergency, you must turn the engine off while the vehicle is moving, turn the engine switch only to the “acc” position to stop the engine. An accident may result if the engine is stopped while driving.
Notice
To prevent battery discharge
Do not leave the engine switch in the “acc” or “on” position for long periods of time without the engine running.
When starting the engine
Engine (ignition) switch
(vehicles with a
smart key system)Communication
Description
When a key is inserted into the ignition key cylinder but no communication
occurs between the key and
transponder key ecu, dtc b2796 is output. When a key is inserted into the
ignition key cylinder but a
communication error occurs between the key and transponder key ecu, dtc b ...
Terminals of ecm
Hint:
The standard normal voltage between each pair of ecm
terminals is shown in the table below. The appropriate
conditions for checking each pair of terminals are also
indicated. The result of checks should be compared with the
standard normal voltage for that pair of terminals, displayed ...
Occupant classification system malfunction
Description
The occupant classification system circuit consists of the center airbag
sensor and the occupant
classification system.
When the center airbag sensor receives signals from the occupant classification
ecu, it determines
whether or not the front passenger airbag, front seat side ...