fuses TOYOTA SIENNA 2019 Owners Manual (in English)

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6-3. Do-it-yourself maintenanceDo-it-yourself service precautions ..................... 405
Hood.................................. 407
Positioning a floor jack ...... 409
Engine compartment ......... 410
Tires .................................. 420
Tire inflation pressure........ 429
Wheels .............................. 432
Air conditioning filter .......... 434
Wireless remote control/ electronic key battery ...... 436
Checking and replacing fuses ............................... 439
Light bulbs ......................... 442
7-1. Essential information Emergency flashers .......... 462
If your vehicle has to be stopped in an
emergency ...................... 463
7-2. Steps to take in an emergency
If your vehicle needs to be towed ......................... 465
If you think something is wrong .............................. 469
Fuel pump shut off system............................. 470
If a warning light turns on or a warning buzzer
sounds ............................ 471
If a warning message is displayed ......................... 481
If you have a flat tire (vehicles with a compact
spare tire) ........................ 485 If you have a flat tire
(vehicles with
run-flat tires) .................... 499
If the engine will not start ................................. 501
If the electronic key does not operate properly
(vehicles with a smart
key system) ..................... 503
If the battery is discharged ....................... 505
If your vehicle overheats......................... 509
If the vehicle becomes stuck ................................ 512
8-1. Specifications Maintenance data (fuel, oil level, etc.) .......... 516
Fuel information ................. 526
Tire information.................. 529
8-2. Customization Customizable features ....... 540
8-3. Initialization Items to initialize ................ 550
7When trouble arises
8Vehicle specifications

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SIENNA_OM_OM08025U_(U)
6Maintenance and care
6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 392
Cleaning and protecting the vehicle interior ........... 395
6-2. Maintenance Maintenance requirements ................... 398
General maintenance........ 401
Emission inspection and maintenance (I/M)
programs......................... 404
6-3. Do-it-yourself maintenance Do-it-yourself service precautions ..................... 405
Hood ................................. 407
Positioning a floor jack ...... 409
Engine compartment ......... 410
Tires .................................. 420
Tire inflation pressure ....... 429
Wheels .............................. 432
Air conditioning filter.......... 434
Wireless remote control/ electronic key battery ...... 436
Checking and replacing fuses ............................... 439
Light bulbs......................... 442

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6-3. Do-it-yourself maintenance
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Maintenance and care
Do-it-yourself ser vice precautions
If you perform maintenance yourself, be sure to follow the cor-
rect procedure as given in these sections.
ItemsParts and tools
Battery condition
(  P. 4 1 6 )• Warm water• Baking soda• Grease
• Conventional wrench (for terminal clamp bolts)
Brake fluid level
( P. 4 1 5 )• FMVSS No.116 DOT 3 or SAE J1703 brake fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine coolant
level ( P. 413)
• “Toyota Super Long Life Coolant” or similar high
quality ethylene glycol based non-silicate, non-
amine, non-nitrite and non-borate coolant with long-
life hybrid organic acid technology.
For the U.S.A.:
“Toyota Super Long Life Coolant” is pre-mixed with
50% coolant and 50% deionized water.
For Canada:
“Toyota Super Long Life Coolant” is pre-mixed with
55% coolant and 45% deionized water.
• Funnel (used only for adding engine coolant)
Engine oil level
( P. 4 1 1 )• “Toyota Genuine Motor Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses ( P. 439)• Fuse with same amperage rating as original
Light bulbs
( P. 4 4 2 )
• Bulb with same number and wattage rating as origi-
nal
• Phillips-head screwdriver
• Flathead screwdriver• Wrench
Radiator and con-
denser ( P. 415)
Tire inflation
pressure
( P. 429)• Tire pressure gauge
• Compressed air source
Washer fluid
( P. 4 1 9 )• Water or washer fluid containing antifreeze (for win-
ter use)
• Funnel (used only for adding water or washer fluid)

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6-3. Do-it-yourself maintenance
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Maintenance and care
Checking and replacing fuses
Turn the engine switch to the “LOCK” position (vehicles without a
smart key system) or off (vehicles with a smart key system).
Open the fuse box cover.
If any of the electrical components do not operate, a fuse may
have blown. If this happens, che ck and replace the fuses as nec-
essary.
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Engine compartment type AEngine compartment type B
Push the tab in and lift the lid o ff. Push the tab in and lift the lid off.
Driver’s side instrument panel
Remove the lid.

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6-3. Do-it-yourself maintenance
Remove the fuse.
Only type A fuses can be removed
using the pullout tool.
Check if the fuse has blown.Normal fuse
Blown fuse
Type A and B
Replace the blown fuse with a new fuse of an appropriate amper-
age rating. The amperage rating can be found on the fuse box lid.
Type C, D and E
Contact your Toyota dealer.
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Ty p e AType B
Ty p e CType D

SIENNA_OM_OM08025U_(U)
4416-3. Do-it-yourself maintenance
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Maintenance and care
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been repla ced, a bulb may
need replacement. ( P. 442)
● If the replaced fuse blows again, have the vehicle inspected by your Toyota
dealer.
■ If there is an overload in the circuit
The fuses are designed to blow, protecting the wiring harness f rom damage.
Ty p e E
WARNING
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failing to do so may cause damage to the vehicle, and possibly a fire or
injury.
● Never use a fuse of a higher amperage rating than that indicate d, or use
any other object in place of a fuse.
● Always use a genuine Toyota fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
● Do not modify the fuses or fuse boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired b y your Toy-
ota dealer as soon as possible.

575Alphabetical index
SIENNA_OM_OM08025U_(U)
FuelCapacity ................................ 518
Fuel gauge .............................. 90
Fuel pump shut off system.... 470
Gas station information ......... 584
Information ............................ 526
Refueling............................... 258
Type ...................................... 518
Warning light ......................... 473
Fuel consumption information .............................. 99
Fuel filler door.......................... 258 Refueling............................... 258
Fuel pump shut off system ..... 470
Fuses ........................................ 439
Garage door opener ................ 374
Gauges ....................................... 89
Glove box ................................. 351
Grocery bag hooks .................. 373 Hands-free system
(for cellular phone)
*
HDMI port*
Head restraints ........................ 173
Headlights
Automatic High Beam system .......... ...................... 246
Discharge headlights
precautions......................... 459
Light switch ........................... 241
Manual headlight leveling dial...................................... 243
Replacing light bulbs .... 445, 447
Wattage ................................ 525
Heaters Front automatic air conditioning system............ 332
Heated steering wheel .......... 344
Outside rear view mirrors ..... 336
Rear automatic air conditioning system............ 341
Seat heaters ......................... 344
Hill-start assist control ........... 323
Hood ......................................... 407
Hooks
Cargo .................................... 361
Grocery bag .......................... 373
Retaining hooks (floor mat) .... 26
Horn .......................................... 177
G
H
*: Refer to “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”

579Alphabetical index
SIENNA_OM_OM08025U_(U)
Quarter windows ..................... 187
Radar cruise control (dynamic radar cruise
control) ................................... 289
Radiator .................................... 415
Radio
*
Rear automatic air conditioning system ............. 341
Rear ceiling light...................... 349
Rear seat
Adjustment ............................ 152
Folding third seats ........ 159, 160
Installing second seats ......... 158
Removing second seats ....... 156
Stowing third seats ....... 161, 163
Rear seat entertainment system
*
Rear turn signal lights Replacing light bulbs............. 453
Turn signal lever ................... 239
Wattage ................................ 525
Rear view mirror Compass............................... 381
Inside rear view mirror .......... 179
Outside rear view mirrors...... 181
Rear view monitor system
*
Rear window defogger ............ 336
Rear window wiper .................. 256
Replacing Electronic key battery ........... 436
Fuses .................................... 439
Light bulbs ............................ 442
Rear seat entertainment system control battery
*
Tires ...................................... 485
Wireless remote control battery ................................ 436 Reporting safety defects for
U.S. owners ........................... 552
Roof luggage carrier ............... 205
Resetting the message indicating maintenance is
required.................................. 399
Safety connect ......................... 385
Seat belts Adjusting the seat belt ............ 33
Automatic Locking
Retractor .............................. 34
Child restra int system
installation ............................ 68
Cleaning and maintaining the seat belts ...................... 396
Emergency Locking Retractor .............................. 34
How to wear your seat belt..... 30
How your child should wear the seat belt.......................... 34
Pregnant women,
proper seat belt use ............. 35
Reminder light ...................... 473
Seat belt extenders................. 34
Seat belt instructions for Canadian owners ............... 553
Seat belt pretensioners........... 33
SRS warning light ................. 472
Seat heaters ............................. 344
Seat position memory ............. 169
Seating capacity ...................... 209
Q
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*: Refer to “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”