2020 TOYOTA TACOMA fuses

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6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 396
Cleaning and protecting the vehicle interior ........... 400
6-2. Maintenance Maintenance requirements ................... 403
General maintenance ........ 405
Emission inspection and maintenance (I/M)
programs ......................... 408
6-3. Do-it-yourself maintenance Do-it-yourself service precautions ..................... 409
Hood.................................. 411
Engine compartment ......... 413
Tires .................................. 425
Tire inflation pressure........ 434
Wheels .............................. 437
Air conditioning filter .......... 440
Wireless remote control/ electronic key battery ...... 443
Checking and replacing fuses ............................... 446
Light bulbs ......................... 449 7-1. Essential information
Emergency flashers ........... 464
If your vehicle has to be stopped in
an emergency.................. 465
If the vehicle is trapped in rising water .................. 467
7-2. Steps to take in an emergency
If your vehicle needs to be towed .......................... 468
If you think something is wrong............................... 473
Fuel pump shut off system ............................. 474
If a warning light turns on or a warning buzzer
sounds ............................. 475
If a warning message is displayed ......................... 482
If you have a flat tire .......... 504
If the engine will not start ................................. 519
If the electronic key does not operate properly
(vehicles with a smart
key system) .................... 521
If the vehicle battery is discharged ....................... 523
If your vehicle overheats.... 527
If the vehicle becomes stuck ................................ 529
6Maintenance and care7When trouble arises

395
6Maintenance and care
6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 396
Cleaning and protecting the vehicle interior ........... 400
6-2. Maintenance Maintenance requirements ................... 403
General maintenance ........ 405
Emission inspection and maintenance (I/M)
programs ......................... 408 6-3. Do-it-yourself maintenance
Do-it-yourself service precautions ..................... 409
Hood ................................. 411
Engine compartment ......... 413
Tires .................................. 425
Tire inflation pressure ....... 434
Wheels .............................. 437
Air conditioning filter.......... 440
Wireless remote control/ electronic key battery ...... 443
Checking and replacing fuses ............................... 446
Light bulbs......................... 449

4096-3. Do-it-yourself maintenance
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Maintenance and care
Do-it-yourself ser vice precautions
If you perform maintenance by yourself, be sure to follow the
correct procedure as given in these sections.
ItemsParts and tools
Battery condition
(  P. 422)• Warm water• Baking soda• Grease
• Conventional wrench (for terminal clamp bolts)
Brake fluid level
( P. 419)• 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. 417)
• “Toyota Super Long Life Coolant” or a 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 coolant)
Engine oil level
(  P. 415)• “Toyota Genuine Motor Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses
( P. 446)• Fuse with same amperage rating as original
Light bulbs
( P. 449)
• Bulb with same number and wattage rating as origi-
nal
• Phillips-head screwdriver
• Flathead screwdriver• Wrench
Power steering
fluid level

(
P. 420)
• Automatic transmission fluid DEXRON® II or III
• Rag or paper towel
• Funnel (used only for adding power steering fluid)
Radiator and
condenser
(
P. 419)

Tire inflation
pressure
(  P. 434)• Tire pressure gauge
• Compressed air source
Washer fluid
( P. 424)• Water or washer fluid containing antifreeze (for win-
ter use)
• Funnel (used only for adding water or washer fluid)

4466-3. Do-it-yourself maintenance
Checking and replacing fuses
Vehicles without a smart key system:
Turn the engine switch to the “LOCK” position.
Vehicles with a smart key system:
Turn the engine switch off.
Open the fuse box cover.
Engine compartment
Push the tabs in and lift the
cover off.
Under the instrument panel
Remove the cover.
If any of the electrical components do not operate, a fuse may
have blown. If this happens, check and replace the fuses as nec-
essary.
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4486-3. Do-it-yourself maintenance
■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. 449)
● If the replaced fuse blows again, have the vehicle inspected by your Toyota
dealer.
■ If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.
WARNING
■ To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure 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
Toyota dealer as soon as possible.

597Alphabetical index
Engine switch (ignition switch)............. 201, 204
Engine switch light
(ignition switch light) ............ 347
Event data recorder (EDR) ........ 11
Flat tire...................................... 504
Floor mats .................................. 26
Fluid Automatic transmission......... 541
Brake .................................... 542
Power steering ...................... 542
Washer ................................. 424
Fog lights ................................. 228 Replacing light bulbs............. 455
Switch ................................... 228
Wattage ................................ 545
Four-wheel drive system ........ 297
Front passenger occupant
classification system .............. 48
Front personal lights ............... 348
Front seats ............................... 139
Adjustment ............................ 139
Cleaning................................ 400
Correct driving posture ........... 28
Head restraints ..................... 145
Seat heaters ......................... 345
Front side marker lights Light switch ........................... 219
Replacing light bulbs............. 453
Wattage ................................ 545
Front turn signal lights Replacing light bulbs............. 454
Turn signal lever ................... 217
Wattage ................................ 545 Fuel ........................................... 536
Capacity................................ 536
Fuel gauge.............................. 98
Fuel pump shut off system ... 474
Information............................ 546
Refueling .............................. 232
Type...................................... 536
Warning light......................... 476
Warning message................. 486
Fuel consumption
Average fuel consumption ............... 103, 109
Current fuel
consumption ............... 103, 109
Fuel filler door ......................... 234
Fuel pump shut off system..... 474
Fuses ........................................ 446
Garage door opener ................ 383
Gas station information .......... 608
Gauges ....................................... 98
Glove box ................................. 351
Grocery bag hooks.................. 366
F
G

602Alphabetical index
Radar cruise control (dynamic radar cruise control) ............. 265
Radiator .................................... 419
Radio
*
Rear differential lock system............................ 303
Rear seat
Adjustment precautions ........ 144
Child seats/child restraint system installation . ............... 58
Cleaning................................ 400
Folding down ........................ 142
Head restraints ..................... 145
Raising the bottom cushion ............................... 142
Rear side marker lights ........... 219
Light switch ........................... 219
Replacing light bulbs............. 457
Wattage ................................ 545
Rear step bumper .................... 130
Rear turn signal lights............. 217 Replacing light bulbs............. 457
Turn signal lever ................... 217
Wattage ................................ 545
Rear view mirror
Inside rear view mirror .......... 151
Outside rear view mirrors...... 154
Rear view monitor system
*
Refueling .................................. 232
Capacity................................ 536
Fuel types ............................. 536
Opening the fuel tank cap..... 234
Replacing Electronic key battery ........... 443
Fuses .................................... 446
Light bulbs ............................ 449
Tires...................................... 504
Wireless remote control battery ................................ 443
Reporting safety defects for U.S. owners...................... 570
Resetting the remainder light or message indicating
maintenance is required....... 404R