2020 TOYOTA 4RUNNER fuses

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4RUNNER (U)6-1. Maintenance and care
Cleaning and protecting the vehicle exterior .......... 390
Cleaning and protecting the vehicle interior ........... 393
6-2. Maintenance Maintenance requirements ................... 396
General maintenance ........ 398
Emission inspection and maintenance (I/M)
programs ......................... 401
6-3. Do-it-yourself maintenance
Do-it-yourself service precautions ..................... 402
Hood.................................. 405
Engine compartment ......... 406
Tires .................................. 420
Tire inflation pressure........ 434
Wheels .............................. 437
Air conditioning filter .......... 440
Wireless remote control/ electronic key battery ...... 442
Checking and replacing fuses ............................... 445
Light bulbs ......................... 448 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 ........................... 475
Fuel pump shut off system ............................. 476
If a warning light turns on or a warning buzzer
sounds ............................. 477
If a warning message is displayed...................... 487
If you have a flat tire .......... 492
If the engine will not start ................................. 507
If you cannot operate back door opener ............ 509
If the electronic key does not operate
properly ........................... 510
If the vehicle battery is discharged ................... 513
If your vehicle overheats......................... 517
If the vehicle becomes stuck ................................ 520
6Maintenance and care7When trouble arises

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Maintenance and care6
4RUNNER (U)6-1. Maintenance and care
Cleaning and protecting the vehicle exterior .......... 390
Cleaning and protecting the vehicle interior ........... 393
6-2. Maintenance Maintenance requirements ................... 396
General maintenance........ 398
Emission inspection and maintenance (I/M)
programs......................... 401
6-3. Do-it-yourself maintenance
Do-it-yourself service precautions ..................... 402
Hood ................................. 405
Engine compartment ......... 406
Tires .................................. 420
Tire inflation pressure ....... 434
Wheels .............................. 437
Air conditioning filter.......... 440
Wireless remote control/ electronic key battery ...... 442
Checking and replacing fuses ............................... 445
Light bulbs......................... 448

4036-3. Do-it-yourself maintenance
6
Maintenance and care
4RUNNER (U)
Fuses (P. 445)• Fuse with same amperage rating as original
Light bulbs (P. 448)
• Bulb with same number and wattage rating as
original
• Phillips-head screwdriver
• Flathead screwdriver• Wrench
Power steering fluid
level ( P. 414)• Automatic transmission fluid DEXRON® II or III
• Rag or paper towel• Clean funnel
Radiator and con-
denser (P. 412)
Tire inflation pressure
( P. 4 3 4 )• Tire pressure gauge
• Compressed air source
Washer fluid
(P. 418)
• Water or washer fluid containing antifreeze (for
winter use)
• Funnel (used only for adding water or washerfluid)
ItemsParts and tools

4456-3. Do-it-yourself maintenance
6
Maintenance and care
4RUNNER (U)
Turn the engine switch off.
Open the Fuse box cover.
Engine compartment
Push the tab in and lift the lid off.
Driver’s side instrument panel
Remove the lid.
Remove the fuse with the pull-
out tool.
Only type A fuse can be removed
using the pullout tool.
Checking and replacing fuses
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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4476-3. Do-it-yourself maintenance
6
Maintenance and care
4RUNNER (U)
■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. 448)
● 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 f rom 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.

586Alphabetical index
4RUNNER (U)
Front side marker lights.......... 225Light switch ........................... 225
Replacing light bulbs............. 455
Wattage ................................ 531
Front turn signal lights ........... 223
Replacing light bulbs............. 453
Turn signal lever ................... 223
Wattage ................................ 531
Fuel ........................................... 243 Capacity ................................ 524
Fuel gauge .............................. 88
Fuel pump shut off system.... 476
Information ............................ 532
Refueling............................... 243
Type .............................. 243, 524
Warning light ......................... 480
Fuel filler door.......................... 243
Refueling............................... 243
Fuel pump shut off system ..... 476
Fuses ........................................ 445
Garage door opener ................ 382
Gauges ....................................... 88
Glove box ................................. 359
Grocery bag hooks .................. 368 Head restraints ........................ 153
Headlights ................................ 225
Automatic High Beam system .......... ...................... 231
Light switch ........................... 225
Replacing light bulbs................... 450, 452, 462
Wattage ................................ 531
Heaters Air conditioning
system ....... ................. 340, 346
Outside rear view mirrors ....................... 342, 348
Seat heaters ......................... 353
Hill-start assist control ........... 322
Hood ......................................... 405
Hooks Cargo hooks ......................... 365
Cargo net hooks ................... 366
Grocery bag hooks ............... 368
Retaining hooks (floor mat) .... 26
Horn .......................................... 156
G
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590Alphabetical index
4RUNNER (U)
Parking brake ........................... 224Operation .............................. 224
Parking brake engaged warning buzzer ................... 477
PCS (Pre-Collision System) .......... 254 Warning light ......................... 214
Parking lights ........................... 225 Light switch ........................... 225
Replacing light bulbs............. 453
Wattage ................................ 531
Pen holder ................................ 363
Personal lights ......................... 356
Power back window ................ 166 Jam protection function......... 168
Operation .............................. 166
Power outlets ................... 372, 376
Power steering Fluid ...................................... 414
Warning light ......................... 479
Power windows........................ 162 Door lock linked
window operation ............... 164
Jam protection function......... 163
Operation .............................. 162
Window lock switch............... 162 Radiator .................................... 412
Rear differential lock
system.................................... 305
Rear seats
Adjustment............................ 139
Folding down ........ 141, 143, 145
Rear step bumper .................... 132
Rear turn signal lights ............ 223
Replacing light bulbs ............ 459
Turn signal lever ................... 223
Wattage ................................ 531
Rear view mirror Inside rear view mirror .......... 158
Outside rear view mirrors ..... 160
Rear view monitor system
*
Rear window ............................ 166
Rear window defoggers....................... 342, 348
Rear window wiper .................. 240
Refueling .................................. 243
Capacity................................ 524
Fuel types ............................. 524
Opening the fuel tank cap..... 245
Replacing Fuses .................................... 445
Key battery ........................... 442
Light bulbs ............................ 448
Tires...................................... 492
Reporting safety defects
for U.S. owners...................... 562
Resetting the message indicating maintenance
is required.............................. 397
Roof luggage carrier ............... 186
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