Toyota Sienna 2010-2025 Owners Manual: Starting the engine
- Shift the shift lever to P and apply the brakes.
- Touch the Toyota emblem side
of the electronic key to the
engine switch.
An alarm will sound to indicate that the start function cannot detect the electronic key that is touched to the engine switch if any of the doors is opened and closed while the key is touched to the switch.
- Press the engine switch within 10 seconds after the buzzer sounds, keeping the brake pedal depressed.
In the event that the engine switch cannot be operated, 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 this above procedure is a temporary measure, it is recommended that the electronic key battery be replaced immediately when the battery depletes.
Alarm (if equipped)
Using the mechanical key to lock the doors will not set the alarm system.
If a door is unlocked using the mechanical key when the alarm system is set, the alarm may be triggered.
Changing engine switch modes
Within 10 seconds of the buzzer sounding, release the brake pedal and press the engine switch.
The engine does not start and modes will be changed each time the switch is pressed.
When the electronic key does not work properly
- Check if the battery-saving mode is set. If it is set, cancel the
function.
- Make sure that the smart key system has not been deactivated in the customization setting. If it is off, turn the function on.
Locking and unlocking the doors and key linked functions
Using the mechanical key in order to perform
the following operations.
Locks all the doors
Unlocks the door(s)
Turning the key rearward unlocks
the driver’s door. Turning the key
onc ...
If the battery is
discharged
The following procedures may be used to start the engine if the
vehicle’s battery is discharged.
You can call your Toyota dealer or qualified repair shop.
If you have a set of jumper (or booste ...
Other materials:
Data list / active test
1. DATA LIST
HINT:
Using the DATA LIST displayed on the intelligent tester,
you can read the value of the switch, sensor, actuator,
etc. without parts removal. Reading the DATA LIST as
the first step of troubleshooting is one way to shorten the
labor time.
Connect the intelligent tester to ...
No. 2 Ultrasonic sensor
COMPONENTS
REMOVAL
1. REMOVE REAR BUMPER COVER (2)
2. REMOVE NO. 1 ULTRASONIC SENSOR RETAINER
Remove the No. 1 ultrasonic sensor retainer as
shown in the illustration
3. REMOVE NO. 2 ULTRASONIC SENSOR
Disconnect the connector and remove the No. 2
ultrasonic ...
System description
1. DESCRIPTION OF SYSTEM
(a) A tire pressure warning valve and transmitter is
equipped with a tire pressure sensor and a
transmitter and is installed in a tire wheel assembly.
The sensor measures the tire pressure. The
measured value and transmitter ID are transmitted
to the tire pressure wa ...
