TOYOTA SIENNA 2009 XL20 / 2.G Owners Manual

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4-3. Do-it-yourself maintenance
4
Maintenance and care
■
Checking interval
Inspect, clean and replace the air conditioning filter according to the mainte-
nance schedule. In dusty areas or areas with heavy traffic flow, more fre-
quent cleaning or early replacement may be required. (For scheduled
maintenance information, please refer to the “Scheduled Maintenance
Guide” or “Owner’s Manual Supplement”.)
■ If air flow from the vents decreases dramatically
The filter may be clogged. Check the filter and replace it if necessary.
NOTICE
■To prevent damage to the system
●When using the air conditioning system, make sure that a filter is always
installed.
● When cleaning the filter, do not clean the filter with water.

472
4-3. Do-it-yourself maintenance
Wireless remote control batter y
Replace the battery with a new one if it is discharged.
■You will need the following:
Lithium battery (CR2032)
■ Replacing the battery
Remove the cover using a
coin protected with tape etc.
Remove the discharged trans-
mitter battery.
Insert a new battery with the
“+” terminal facing up.
STEP1
STEP2

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4-3. Do-it-yourself maintenance
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Maintenance and care
■
If the wireless remote control battery is discharged
The following symptoms may occur.
●The wireless remote control will not function properly.
● The operational range is reduced.
■ Use a CR2032 lithium battery
●Batteries can be purchased at your Toyota dealer, jewelers, or camera
stores.
● Replace only with the same or equivalent type recommended by your
Toyota dealer.
● Dispose of used batteries according to the local laws.
CAUTION
■Removed battery and other parts
Keep away from children.
These parts are small and if swallowed by a child they can cause choking.
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents.
●Always work with dry hands.
Moisture may cause the battery to rust.
● Do not touch or move any other components inside the remote control.
● Do not bend either of the battery terminals.

474
4-3. Do-it-yourself maintenance
Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have
blown. If this happens, check and replace the fuses as necessary.
Turn the engine switch to the “LOCK” position.
The fuses are located in the following places. To check the
fuses, follow the in structions below.
Engine compartment
Push the tab in and lift the lid
off.
Driver’s side instrument panel Remove the lid.STEP1
STEP2

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4-3. Do-it-yourself maintenance
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Maintenance and care
Passenger’s side instrument panel
1. Open the glove box. Slideoff the damper.
2. Push in each side of the glove box to disconnect the
claws.
After a system failure, see “Fuse layout and amperage rat-
ings” ( P. 478) for details about which fuse to check.
STEP3

476 4-3. Do-it-yourself maintenance
Take out the pullout tool.
Only type A fuse can be
removed using the pullout tool.
Check if the fuse has blown.
Ty p e A
Normal fuse
Blown fuse
Replace it with one of an
appropriate amperage rating.
The amperage rating can be
found on the fuse box lid.
Ty p e BNormal fuse
Blown fuse
Replace it with one of an
appropriate amperage rating.
The amperage rating can be
found on the fuse box lid.
STEP4
STEP5

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4-3. Do-it-yourself maintenance
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Maintenance and care
Ty p e C
Normal fuse
Blown fuse
Contact your Toyota dealer.
Ty p e D
Normal fuse
Blown fuse
Contact your Toyota dealer.

478 4-3. Do-it-yourself maintenance
Fuse layout and amperage ratings■ Engine compartment
FuseAmpereCircuit
1 MAIN 30 A Headlights, daytime running light
system, H-LP RL, H-LP LL
2 AM2 30 A INJ, IGN, GAUGE 2
3 ETCS 10 A Multiport fuel injection system/
sequential multiport fuel injection
system
4 DRL 20 A Daytime running light system,
H-LP RH, H-LP LH
5 DOOR NO.2 25 A Power door lock system
6 HORN 10 A Horns
7 DOME 10 A Personal/interior lights, vanity
lights, door courtesy lights, luggage
compartment light, engine switch
light, trip information display

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4-3. Do-it-yourself maintenance
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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

480 4-3. Do-it-yourself maintenance
27 L-PSD30 A Left side power sliding door
28 RR A/C 40 A Rear air conditioning system
29 DEF 40 A Rear window defogger, MIR HTR
30 SPARE 7.5 A Spare fuse
31 ALT 140 ACharging system, RR A/C, HTR,
FAN, PBD, R-PSD, L-PSD, DEF
32 ABS1 50 AAnti-lock brake system, traction
control system, vehicle stability
control system
33 ABS2 30 AAnti-lock brake system, traction
control system, vehicle stability
control system
34 ST 30 A Starting system
35 L-RR2 SEAT 30 A Power third seat
36 R-RR2 SEAT 30 A Power third seat
37 H-LP RL 10 A Right-hand headlight (low beam)
38 H-LP LL 10 ALeft-hand headlight (low beam),
front fog lights
39 RSE 7.5 A Rear seat entertainment system
40 INJ 10 AMultiport fuel injection system/
sequential multiport fuel injection
system
FuseAmpereCircuit