2010 TOYOTA SIENNA ECU

408 3-7. Other interior features
Test the operation of the HomeLink by pressing the newly
programmed button. Check to se e 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.
Operating the HomeLink
Press the appropriate HomeLink button. The HomeLink indicator
light on the HomeLink transceiver should turn on.
The HomeLink continues to send a signal for up to 20 seconds as long
as the button is pressed.
Erasing the entire HomeLink memory (all three programs)
Press and hold down the 2 out-
side buttons for 20 seconds until
the indicator light flashes.
If you sell your vehicle, be sure to
erase the programs stored in the
HomeLink
 memory.
STEP5
STEP6

416 3-7. Other interior features
■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.
NOTICE
■To avoid a compass malfunctions
Do not place magnets or any metal objects near the roof of the vehicle.
Doing this may cause a malfunction of the compass sensor.
■ To ensure normal operation of the compass
●Do not perform circling calibration of the compass in a place where the
earth's magnetic field is subject to interference by artificial magnetic fields.
● During calibration, do not operate electric systems (moon roof, power win-
dows, etc.) as they may interfere with the calibration.

427
4-2. Maintenance
4
Maintenance and care
Vehicle interior
ItemsCheck points
Accelerator pedal • Moves smoothly (without uneven
pedal effort or catching)?
Automatic transmission “Park”
mechanism • Can the vehicle be held securely
on an incline with the shift lever in
P?
Brake pedal • Moves smoothly?
• Does it have appropriate clear-
ance and correct amount of free
play?
Brakes • Not pull to one side when
applied?
• Loss of brake effectiveness?
• Spongy feeling brake pedal?
• Pedal almost touches floor?
Head restraints • Move smoothly and lock
securely?
Indicators/buzzers • Function properly?
Lights • Do all the lights come on?
• Headlights aimed correctly?
Parking brake • Moves smoothly?
• Can hold the vehicle securely on
an incline?
Seat belts • Does the seat belt system oper-
ate smoothly?
• Are the belts undamaged?
Seats • Do the seat controls operate
properly?
Steering wheel • Moves smoothly?
• Has correct free play?
• No strange noises?

435
4-3. Do-it-yourself maintenance
4
Maintenance and care
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.

479
4-3. Do-it-yourself maintenance
4
Maintenance and care
8 RAD NO.1 15 A Audio system
9 EFI NO.1 20 A
Multiport fuel injection system/
sequential multiport fuel injection
system, EFI NO.2
10 ALT-S 7.5 A Charging system
11 HAZ 15 A Turn signal lights, emergency
flashers
12 ECU-B 10 A Power sliding door, air conditioning
system, power windows, multiplex
communication system, meter and
gauge, wireless remote control sys-
tem
13 H-LP RH 15 A Right-hand headlight
14 H-LP LH 15 A Left-hand headlight
15 RAD NO.3 30 A Audio system
16 EFI NO.2 10 A Multiport fuel injection system/
sequential multiport fuel injection
system
17 A/F 25 A Multiport fuel injection system/
sequential multiport fuel injection
system
18 SPARE 15 A Spare fuse
19 SPARE 20 A Spare fuse
20 SPARE 30 A Spare fuse
21 SPARE 30 A Spare fuse
22 RR2 SEAT 50 A Power third seat
23 HTR 50 A Air conditioning system, A/C
24 FAN 50 A Electric cooling fans
25 PBD 30 A Power back door
26 R-PSD 30 A Right side power sliding door
FuseAmpereCircuit

481
4-3. Do-it-yourself maintenance
4
Maintenance and care
■
Under the driver’s side instrument panel
FuseAmpereCircuit
1 MIR HTR 10 A Outside rear view mirror defoggers
2RAD2 7.5 A Audio system, navigation system,
rear seat entertainment system
3 PWR OUTLET 15 A Power outlets
4 CIG 15 A Cigarette lighter
5 ECU ACC 7.5 A Shift lock control system, air condi-
tioning system, power rear view
mirror control
6 GAUGE2 7.5 A Meter and gauge
7 IGN 7.5 A Multiport fuel injection system/
sequential multiport fuel injection
system, SRS airbag system, multi-
plex communication system
8 IG2 7.5 A Multiport fuel injection system/
sequential multiport fuel injection
system
9 RR WIP 15 A Rear window wiper
10 WIP 30 A Windshield wiper and rear window
wiper
11 GAUGE1 10 A Back-up lights, turn signal lights,
emergency flashers
12 S-HTR 15 A Seat heaters

482 4-3. Do-it-yourself maintenance
13 WSH20 AWindshield washer and rear win-
dow washer
14 HTR 10 A Air conditioning system
15 ECU-IG 10 AIntuitive parking assist system, rear
view monitor system, multiplex
communication system, multiport
fuel injection system/sequential
multiport fuel injection system, anti-
lock brake system, traction control
system, vehicle stability control
system, shift lock control system,
dynamic laser cruise control sys-
tem, seat heaters, power back
door, moon roof, multi-information
display, auto anti-glare inside rear
view mirror, power windows, power
outlets (115 V), power third seat,
driving position memory system
16 PANEL 10 AAir conditioning system, seat heat-
ers, audio system, navigation sys-
tem, power sliding door, power
back door, trip information display,
rear window defogger, emergency
flashers, instrument panel lights,
steering switch lights
17 TAIL 10 AStop/tail lights, license plate lights,
parking lights, side maker lights
18 S/ROOF 25 A Moon roof
19 AC INV 15 A Power outlets (115 V)
20 FR DEF 15 A Windshield wiper de-icer
21 AM1 7.5 AMultiport fuel injection system/
sequential multiport fuel injection
system, starter system
FuseAmpereCircuit

490 4-3. Do-it-yourself maintenance
■Rear turn signal, stop/tail a nd rear side marker lights
Remove the securing bolts and
remove the unit.
To protect the cover, place a rag
between the flathead screwdriver
and cover as shown in the illus-
tration.
Turn the bulb bases counter-
clockwise.
Remove the light bulbs.
Rear turn signal light
Stop/tail and rear side marker
light
STEP1
STEP2
STEP3