2012 TOYOTA SIENNA ECU

609
3-8. Other interior features
3
Interior features
SIENNA_U (OM45477U)
Garage door opener
The garage door opener (HomeLink® Universal Transceiver) is manufac-
tured under license from HomeLink®.
Programming the HomeLink® (for U.S.A. owners)
The HomeLink
® compatible transceiver in your vehicle has 3 buttons
which can be programmed to operate 3 different devices. Refer to the
programming method below appropriate for the device.
Indicator light
Buttons
: If equipped
The garage door opener can be programmed to operate garage
doors, gates, entry doors, door locks, hom e lighting systems, secu-
rity systems, and other devices.

613
3-8. Other interior features
3
Interior features
SIENNA_U (OM45477U)
■
Programming an entry gate (f or U.S.A. owners)/Programming
all devices in the Canadian market
Place your transmitter 1 to 3 in. (25 to 75 mm) away from the
surface of the HomeLink
®.
Keep the indicator light on the HomeLink® in view while programming.
Press and hold the selected HomeLink® button.
Repeatedly press and releas e (cycle) the device’s remote
control button for two seconds each until step 4 is complete.
When the indicator light on the HomeLink
® compatible trans-
ceiver starts to flashing ra pidly, release the buttons.
Test the operation of the HomeLink
® by pressing the newly
programmed button. Check to see if the gate/device operates
correctly.
Repeat the steps above to program another device for each of
the remaining HomeLink
® buttons.
■ Programming other devices
To program other devices such as home security systems, home
door locks or lighting, contact your authorized Toyota dealer for
assistance.
■ Reprogramming a button
The individual HomeLink
® buttons cannot be erased but can be
reprogrammed. To reprogram a button, follow the programming
instructions.
STEP1
STEP2
STEP3
STEP4
STEP5
STEP6

620 3-8. Other interior features
SIENNA_U (OM45477U)
■Conditions unfavorable to correct operation
The compass may not show the correct direction in the following conditions:
● The vehicle is stopped immediately after turning.
● The vehicle is on an inclined surface.
● The vehicle is in a place where the earth’s magnetic field is subject to
interference by artificial magnetic fields (underground car park/parking
lot, under a steel tower, between buildings, roof car park/parking lot, near
an intersection, near a large vehicle, etc.).
● The vehicle has become magnetized.
(There is a magnet or metal object near the trip information display.)
● The battery has been disconnected.
● A door is open.
CAUTION
■While driving the vehicle
Do not adjust the display. Be sure to adjust the display only when the vehicle
is stopped.
■ When doing the circling calibration
Be sure to secure a wide space, and watch out for people and vehicles in the
neighborhood. Do not violate any local traffic rules while performing circling
calibration.

622
3-8. Other interior features
SIENNA_U (OM45477U)
Safety Connect
: If equipped
Safety Connect is a subscription-based telematics service that uses
Global Positioning System (GPS) data and embedded cellular tech-
nology to provide safety and security features to subscribers. Safety
Connect is supported by Toyota ’s designated response center,
which operates 24 hours per day, 7 days per week.
Safety Connect service is available by subscription on select,
telematics hardware-equipped vehicles.
By using the Safety Connect servi ce, you are agreeing to be bound
by the Telematics Subscription Serv ice Agreement and its Terms and
Conditions, as in effect and amende d from time to time, a current
copy of which is available at Toyota.com. All use of the Safety Con-
nect service is subject to such then-applicable Terms and Condi-
tions.
■ System components
Microphone
LED light indicators
“SOS” button

643
4-2. Maintenance
4
Maintenance and care
SIENNA_U (OM45477U)
Vehicle interior
ItemsCheck points
Accelerator pedal • The accelerator pedal should
move smoothly (without uneven
pedal effort or catching).
Automatic transaxle “Park” mech-
anism • When parked on a slope with the
shift lever in P, is the vehicle
securely stopped?
Brake pedal • Does the brake pedal move
smoothly?
• Does the brake pedal have appro- priate clearance from the floor?
• Does the brake pedal have the correct amount of free play?
Brakes • The vehicle should not pull to one
side when the brakes are applied.
• The brakes should work effec- tively.
• The brake pedal should not feel spongy.
• The brake pedal should not get too close to the floor when the
brakes are applied.
Head restraints • Do the head restraints move
smoothly and lock securely?

644 4-2. Maintenance
SIENNA_U (OM45477U)
ItemsCheck points
Indicators/buzzers • Do the indicators and buzzers
function properly?
Lights • Do all the lights come on?
• Are the headlights aimed cor-
rectly?
Parking brake • Does the parking brake lever or
pedal move smoothly?
• When parked on a slope with the parking brake on, is the vehicle
securely stopped?
Seat belts • Do the seat belts operate
smoothly?
• The seat belts should not be dam- aged.
Seats • Do the seat controls operate
properly?
Steering wheel • Does the steering wheel rotate
smoothly?
• Does the steering wheel have the correct amount of free play?
• There should not be any strange sounds coming from the steering
wheel.

652 4-3. Do-it-yourself maintenance
SIENNA_U (OM45477U)
CAUTION
■Pre-driving check
Check that the hood is fully closed and locked.
If the hood is not locked properly, it may open while the vehicle is in motion
and cause an accident, which may result in death or serious injury.
■ After installing the support rod into the slot
Make sure the rod supports the hood securely from falling down on to your
head or body.
NOTICE
■When closing the hood
Be sure to return the support rod to its clip before closing the hood. Closing
the hood with the support rod up could cause the hood to bend.

702 4-3. Do-it-yourself maintenance
SIENNA_U (OM45477U)
FuseAmpereCircuit
35 ALT 140 A Charging system, horn, left-hand
headlight (low beam), right-hand
headlight (low beam), fog light, out-
side rear view mirror heaters, rear
window defoggers, windshield
wiper de-icer
36 RAD NO.1 15 A Audio system
37 DOME 7.5 A Vanity lights, personal/interior
lights, personal lights, engine
switch light, rear ceiling lights, door
courtesy lights, luggage compart-
ment light, gauges and meters,
clock
38 ECU-B 10 A Main body ECU, smart key system,
wireless remote control, power
back door, power sliding door, rear
view monitor, multi information dis-
play, power window, outside rear
view mirror control, steering angle
sensor, auto-anti glare inside rear
view mirror, AUTO ACCESS SEAT
remote control, front passenger
occupant classification system
39 ETCS 10 A Multiport fuel injection system/
sequential multiport fuel injection
system
40 A/F 20 A Multiport fuel injection system/
sequential multiport fuel injection
system
41 STRG LOCK
*620 A Steering lock system
42 ALT-S 7.5 A Charging system