2023 TOYOTA 4RUNNER battery

5618-2. Customization
8
Vehicle specifications
4RUNNER (U)
■In the following situations, customize mode will automatically be turned
off.
● A warning message appears after the customize mode screen is displayed.
● The engine switch is turned to OFF.
● The vehicle begins to move while the customize mode screen is displayed.
WARNING
■ During customization
As the engine needs to be running during customization, ensure that the
vehicle is parked in a place with adequate ventilation. In a closed area such
as a garage, exhaust gases including harmful carbon monoxide (CO) may
collect and enter the vehicle. This may lead to death or a seri ous health
hazard.
NOTICE
■ During customization
To prevent battery discharge, ensure that the engine is running while cus-
tomizing features.

562
4RUNNER (U)
8-3. Items to initialize
Items to initialize
The following item must be initialized for normal system opera-
tion after such cases as the battery being reconnected, or main -
tenance being performed on the vehicle:
ItemWhen to initializeReference
Message indicating mainte-
nance is requiredAfter the maintenance is per-
formedP. 404
Tire pressure warning sys-
tem
• When the tire inflation pres- sure is changed such as
when changing traveling
speed or load weight
• When the tire inflation pres-
sure is changed such as
when the tire size is
changed
• When rotating the tires
• After performing the trans- mitter ID code registration
procedure
P. 430

578
4RUNNER (U)
What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your keys or mechanical keys, new genuine mechanical keys
can be made by your Toyota dealer. ( P. 103)
●If you lose your keys or electronic keys, the risk of vehicle t heft increases
significantly. Contact your Toyota dealer immediately. ( P. 105)
●Is the key battery weak or depleted? (P. 447)
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 200)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on
your person.
●The function may not operate properly due to the condition of t he radio
wave. ( P. 117)
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is
set. Open the rear door from outside and then unlock the child-protector
lock. ( P. 109)
If you have a problem, check the following before contacting
your Toyota dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened

579What to do if... (Troubleshooting)
4RUNNER (U)
●Did you press the engine switch while firmly depressing the brake pedal?
( P. 199)
●Is the shift lever in P? ( P. 202)
●Is the electronic key anywhere detectable inside the vehicle? ( P. 114)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. (P. 513)
●Is the battery discharged? (P. 515)
●Is the engine switch in IGNITION ON mode?
If you cannot release the shift lever by depressing the brake p edal with the
engine switch in IGNITION ON mode. ( P. 208)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be oper-
ated if the window lock switch is pressed. ( P. 155)
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a peri od of
time. ( P. 201)
If you think something is wrong
The engine does not start
The shift lever cannot be shifted from P even if you depress
the brake pedal
The windows do not open or close by operating the power
window switches
The engine switch is tur ned off automatically

583Alphabetical index
4RUNNER (U)
Back doorBack door.............................. 124
Back window ......................... 158
Smart key system ................. 113
Wireless remote control ........ 106
Back window ............................ 158
Back-up lights Replacing light bulbs............. 461
Wattage ................................ 533
Battery ...................................... 422
Battery checking ................... 422
If the vehicle battery is discharged ...................... 515
Preparing and checking before winter....................... 331
Warning light ......................... 477
Bottle holders .......................... 369
Brake Fluid ...................................... 419
Parking brake........................ 211
Warning light ......................... 477
Brake assist ............................. 322
Brake override system ............ 167
Break-in tips ............................. 168
Brightness control Instrument panel light
control................................... 89 Care .................................. 396, 400
Exterior ................................. 396
Interior .................................. 400
Seat belts.............................. 401
Wheels and wheel ornaments .......................... 397
Cargo capacity......................... 181
Cargo hooks ............................ 370
Cargo net hooks ...................... 371
Center differential lock ........... 298
Chains ...................................... 333
Child restraint system............... 55 Booster seats, definition ......... 56
Booster seats, installation....... 67
Convertible seats, definition ... 56
Convertible seats,
installation ............................ 64
Front passenger occupant classification syst em ............ 48
Infant seats, definition............. 56
Infant seats, installation .......... 64
Installing CRS with LATCH anchors ............ 61
Installing CRS with seat belts...................................... 64
Installing CRS
with top tether strap.............. 68
BC
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

584Alphabetical index
4RUNNER (U)
Child safety ................................ 54Airbag precautions .................. 39
Back door precautions .......... 126
Battery precautions ....... 423, 518
Child restraint system ............. 55
How your child should
wear the seat belt ................. 33
Installing child restraints ......... 59
Moon roof precautions .......... 164
Power window lock switch .... 155
Power window precautions ... 157
Rear door child-protectors .... 109
Removed electronic key battery precautions ...... 448
Seat belt extender precautions ........................... 36
Seat belt precautions .............. 58
Seat heater precautions........ 357
Child-protectors....................... 109
Cleaning ........................... 396, 400 Exterior ................................. 396
Interior................................... 400
Seat belts .............................. 401
Wheels and wheel ornaments .......................... 397
Clock ......................................... 376
Compass .................................... 92
Condenser ................................ 419
Console box ............................. 364
Cooling system Engine overheating ............... 519
Crawl Control ........................... 312
Cruise control Dynamic radar cruise control................................. 257
Cup holders.............................. 365
Curtain shield airbags ............... 37
Customizable features ............ 549 Daytime running light
system.................................... 215
Defogger Front windshield ................... 351
Outside rear view
mirrors ........................ 344, 351
Rear window ................. 344, 351
Dimension ................................ 524
Dinghy towing.......................... 198
Display Dynamic radar cruise control ................................ 257
LDA
(Lane Departure Alert) ....... 249
Multi-information display ......... 90
Trip information....................... 90
Warning message................. 488
Do-it-yourself maintenance .... 409
Door courtesy lights Wattage ................................ 533
Doors Automatic door locking
and unlocking system......... 109
Back door ............................. 124
Door lock ...................... 108, 124
Door windows ....................... 155
Open door warning buzzer ... 115
Open door warning light ....... 479
Outside rear view mirrors ..... 153
Rear door child-protector ...... 109
Side doors ............................ 106
Downhill assist control
system.................................... 309
Drive-Start Control .................. 167
Driver’s seat position memory .................................. 142D

585Alphabetical index
4RUNNER (U)
Driving ...................................... 166Break-in tips .......................... 168
Correct driving posture ........... 30
Driving assist systems .......... 322
Off-road precautions ............. 335
Procedures ........................... 166
Winter drive tips .................... 331
Dynamic radar cruise
control .................................... 257
Eco Driving Indicator ................ 98
EDR (Event data recorder) ........ 10
Electronic key .......................... 102 Battery-saving function ......... 116
If the electronic key does not operate properly ................. 512
Replacing the battery ............ 447
Emergency, in case of
If the electronic key does not operate
properly .............................. 512
If the engine will not start ...... 509
If the vehicle battery is discharged .......................... 515
If the warning buzzer sounds ................................ 477
If the warning light turns on ....................................... 477
If a warning message is displayed......................... 488
If the vehicle is submerged
or water on the road is
rising ................................... 468
If you cannot operate
back door opener ............... 511 If you have a flat tire ............. 493
If you think something
is wrong .............................. 475
If your vehicle becomes stuck ................................... 522
If your vehicle has to be stopped in an emergency ... 467
If your vehicle needs
to be towed......................... 469
If your vehicle overheats....... 519
Emergency flashers ................ 466
Engine
ACCESSORY mode ............. 200
Compartment ........................ 413
Engine switch ....................... 199
Hood ..................................... 412
How to start the engine......... 199
Identification number ............ 525
If the engine will not start ...... 509
Ignition switch (engine switch) ................... 199
Overheating .......................... 519
Engine coolant......................... 417
Capacity................................ 528
Checking............................... 417
Preparing and checking before winter ...................... 331
Engine coolant temperature gauge ....................................... 88
Engine immobilizer system ...... 78
Engine oil ................................. 415
Capacity................................ 527
Checking............................... 415
Preparing and checking before winter ...................... 331
Engine switch .......................... 199
Event data recorder (EDR)........ 10
E

588Alphabetical index
4RUNNER (U)
JackVehicle-equipped jack........... 493
Jack handle .............................. 497
Jam protection function Moon roof.............................. 162
Power back window .............. 159
Power windows ..................... 155
KDSS......................................... 323
Keyless entry ........................... 113 Smart key system ................. 113
Wireless remote control ........ 106
Keys .......................................... 102 Battery-saving function ......... 116
Electronic key ....................... 102
Engine switch........................ 199
If the electronic key
does not operate
properly .............................. 512
Key number plate.................. 102
Keyless entry ........................ 106
Mechanical key ..................... 103
Replacing the battery ............ 447
Warning buzzer..................... 115
Wireless remote control
key ...................................... 106
Knee airbags .............................. 37 LATCH anchors ......................... 61
Lever
Auxiliary catch lever.............. 412
Hood lock release lever ........ 412
Shift lever.............................. 205
Turn signal lever ................... 210
Wiper lever ................... 223, 226
License plate lights ................. 212 Light switch ........................... 212
Replacing light bulbs ............ 462
Wattage ................................ 533
Light bulbs Replacing.............................. 455
Wattage ................................ 533
Lights Automatic High Beam
system .......... ...................... 217
Fog light switch ..................... 221
Front Interior light ................. 361
Headlight switch ................... 212
Interior lights list.................... 360
Luggage compartment lights ................................... 126
Personal lights ...................... 361
Rear interior light .................. 361
Replacing light bulbs ............ 455
Turn signal lever ................... 210
Vanity lights .......................... 375
Wattage ................................ 533
Limited slip differential ........... 323
Load capacity .......................... 181
Luggage compartment features .................................. 370
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