2021 TOYOTA TACOMA battery

5428-1. Specifications
*1: Your Toyota vehicle is filled with “Toyota Genuine Differential Gear Oil” at
the factory. Use Toyota approved “Toyota Genuine Differential Gear Oil” or
an equivalent oil of matching quality to satisfy the above specification.
Please contact your Toyota dealer for further details.
*2: Except for GRN330L-PRTSHA, GRN330L-PRTLHA, GRN310L-PRTSHA and GRN310L-PRTLHA models
*6 without rear differential lock system
*3: For GRN330L-PRTSHA, GRN330L -PRTLHA, GRN310L-PRTSHA and
GRN310L-PRTLHA models
*6 without rear differential lock system
*4: Except for GRN330L-PRTSHA, GRN330L-PRTLHA, GRN310L-PRTSHA and GRN310L-PRTLHA models
*6 with rear differential lock system
*5: For GRN330L-PRTSHA and GRN310L-PRTSHA models*6 with rear differ-
ential lock system
*6: The model code is indicated on the Certification Label. ( P. 537)
Electrical system
Battery
Open voltage at 68F
(20 C):
12.3V or higher
(Voltage is checked 20 minutes after the engine
and all lights are turned off.
After charging the battery, turn on the high beam
headlights for 30 seconds with the engine switch
to the “LOCK” position [vehicles without a smart
key system] or off [vehicles with a smart key sys-
tem], and turn the headlights off.)
Charging rates5 A max.
Differential
Oil capacity
(Reference)
Front (4WD models) 1.6 qt. (1.5 L, 1.3 Imp.qt.)
Rear
Vehicles with an automatic trans-
mission
3.1 qt. (2.9 L, 2.6 Imp.qt.)
*2
3.22 qt. (3.05 L, 2.68 Imp.qt.)*3
4.0 qt. (3.8 L, 3.3 Imp.qt.)*4
4.2 qt. (4.0 L, 3.5 Imp.qt.)*5
Vehicles with a manual transmis-
sion
4.0 qt. (3.8 L, 3.3 Imp.qt.)
Oil type and viscosity*1Toyota Genuine Differential Gear Oil
LT 75W-85 GL-5 or equivalent

5578-1. Specifications
8
Vehicle specifications
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pres-
sure
Tire pressure when the vehicle has been
parked for three hours or more, or has not
been driven more than 1 mile or 1.5 km under
that condition
Maximum inflation
pressureThe maximum cold inflated pressure to which
a tire may be inflated, shown on the sidewall
of the tire
Recommended infla-
tion pressureCold tire inflation pressure recommended by a
manufacturer
Accessory weight
The combined weight (in excess of those stan-
dard items which may be replaced) of auto-
matic transmission, power steering, power
brakes, power windows, power seats, radio
and heater, to the extent that these items are
available as factory-installed equipment
(whether installed or not)
Curb weight
The weight of a motor vehicle with standard
equipment, including the maximum capacity of
fuel, oil and coolant, and if so equipped, air
conditioning and additional weight optional
engine
Maximum loaded vehi-
cle weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant
weight150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
*
that follows
Occupant distributionDistribution of occupants in a vehicle as speci-
fied in the third column of Table 1
* below
Production options
weight
The combined weight of installed regular pro-
duction options weighing over 5 lb. (2.3 kg) in
excess of the standard items which they
replace, not previously considered in curb
weight or accessory weight, including heavy
duty brakes, ride levelers, roof rack, heavy
duty battery, and special trim

5688-2. Customization
■Seat Belt Reminder Buzzer (P. 477)
■Vehicle customization
●When the speed-detecting automatic door lock function and shift position
linked door locking function (shifting gears to a position other than P locks
all doors) are both on, the door lock operates as follows.
• When shifting the shift lever to any position other than P, al l the doors will
be locked.
• If the vehicle is started with all the doors locked, the speed-detecting auto- matic door lock function would not operate.
• If the vehicle is started with any the door unlocked, the spee d-detecting
automatic door lock function will operate.
● When the doors remain closed after unlocking the doors and the automatic
door lock function (Time elapsed before the automatic door lock function is
activated if a door is not opened after being unlocked) activates, the signals
will be generated in accordance with operation signal (buzzers) and the
operation signal (emergency flashers) settings.
FunctionDefault settingCustomized
setting
Vehicle speed linked seat
belt reminder buzzerOnOff — — O
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 seriou s health haz-
ard.
NOTICE
■ During customization
To prevent battery discharge, ensure that the engine is running while cus-
tomizing features.
123

5698-3. Items to initialize
8
Vehicle specifications
Items to initialize
*1: If equipped
*2: For U.S.A. only
The following items 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
Moon roof*1• After reconnecting or chang- ing the battery
• After changing a fuse
P. 165
Maintenance required
reminder message indicat-
ing maintenance is
required
*2
• After the maintenance is per- formedP. 404
Tire pressure warning sys-
tem
*1• When rotating the tires.
• When changing the tire size.P. 427

590What 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. 115)
●If you lose your keys or electronic keys, the risk of vehicle t heft increases
significantly. Contact your Toyota dealer immediately. ( P. 118)
●Is the key battery weak or depleted? (P. 445)
●Vehicles with a smart key system:
Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 205)
●Vehicles with a smart key system:
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. 134)
●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. 123)
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 opene d (Double Cab models only)

591What to do if... (Troubleshooting)
●Vehicles with an automatic transmission:
Is the shift lever in P? (P. 201)
●Vehicles with a manual transmission:
Do you turn the key with the clutch pedal depressed firmly? ( P. 201)
●Is the battery discharged? (P. 524)
●Did you press the engine switch while firmly depressing the bra ke pedal?
( P. 204)
●Is the shift lever in P? ( P. 207)
●Is the electronic key anywhere detectable inside the vehicle? ( P. 132)
●Is the steering wheel unlocked? (P. 207)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. ( P. 522)
●Is the battery discharged? (P. 524)
●Vehicles without a smart key system:
Is the engine switch in the “ON” position?
If you cannot release the shift lever by depressing the brake p edal with the
engine switch in the “ON” position. ( P. 213)
●Vehicles with a smart key system:
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. 213)
If you think something is wrong
The engine does not start
(vehicles without a smart key system)
The engine does not start
(vehicles with a smart key system)
The shift lever cannot be shifted from P even if you depress
the brake pedal (vehicles with an automatic transmission)

595Alphabetical index
Battery ...................................... 422If the vehicle battery is discharged .......................... 524
Preparing and checking before winter....................... 323
Warning message ................. 484
Blind Spot Monitor (BSM) ....... 289
Bluetooth
®*
Bottle holders .......................... 354
Brake
Fluid ...................................... 419
Parking brake........................ 218
Warning buzzer..................... 476
Warning light ......................... 476
Warning message ................. 483
Brake assist ............................. 317
Brake Override System ........... 170
Break-in tips ............................. 171
Brightness control
Instrument panel light control................................... 99
BSM (Blind Spot Monitor) ....... 289
Blind Spot Monitor function ............................... 291
Rear Cross Traffic Alert
function ............................... 294
Camper information ................ 583
Care................................... 396, 400 Aluminum wheels.................. 397
Exterior ................................. 396
Interior................................... 400
Seat belts .............................. 401
Cargo capacity ......................... 182
Cargo lamp Light switch ........................... 349
Replacing light bulbs............. 462
Certification label .................... 537
Chains....................................... 324 Child restraint system............... 54
Booster seats, definition ......... 55
Booster seats, installation....... 65
Convertible seats, definition ... 55
Convertible seats, installation ...................... 63, 64
Front passenger occupant
classification syst em ............ 48
Infant seats, definition............. 55
Infant seats, installation .......... 63
Installing CRS with LATCH anchors ...... 61, 62
Installing CRS with seat
belts...................................... 63
Installing CRS with top tether strap........ 66, 68
Child safety ................................ 53 Airbag precautions.................. 39
Battery precautions............... 527
Child restraint system ............. 54
How your child should wear the seat belt ................. 32
Installing child restraints ......... 58
Moon roof precautions .......... 165
Power back window precautions......................... 161
Power window lock switch .... 156
Power window precautions ... 158
Rear door child-protector ...... 123
Removed wireless remote control/electronic key
battery precautions............. 447
Seat belt extender precautions........................... 35
Seat belt precautions .............. 57
Seat heater precautions ....... 345
C
*: For vehicles with Audio Plus or Premium Audio, refer to the “ NAVIGA-
TION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”

597Alphabetical index
EDR (Event data recorder) ........ 11
Electronic key .......................... 112Battery-saving function ......... 133
If the electronic key does not operate properly ........... 522
Replacing the battery ............ 445
Emergency, in case of
If the electronic key does not operate properly ........... 522
If the engine will not start ...... 520
If the vehicle is trapped
in rising water ..................... 469
If the vehicle battery is
discharged .......................... 524
If the warning buzzer sounds ................................ 476
If the warning light turns on ....................................... 476
If the warning message
is displayed......................... 483
If you have a flat tire ............. 505
If you think something is wrong .............................. 474
If your vehicle becomes stuck ................................... 530
If your vehicle has to be stopped in an emergency ... 467
If your vehicle needs
to be towed ......................... 470
If your vehicle overheats ....... 528 Emergency flashers ................ 466
Engine
Compartment ........................ 413
Engine switch ............... 201, 204
Hood ..................................... 411
How to start the engine ........................ 201, 204
Identification number ............ 537
If the engine will not start ...... 520
Ignition switch (engine switch) ........... 201, 204
Immobilizer system .. ............... 78
Overheating .......................... 528
Engine coolant......................... 417 Capacity................................ 541
Checking............................... 417
Preparing and checking before winter ...................... 323
Engine coolant temperature
gauge ....................................... 98
Engine immobilizer system ...... 78
Engine oil ................................. 415 Capacity................................ 539
Checking............................... 415
Oil level warning message.... 486
Oil pressure warning message............................. 484
Preparing and checking
before winter ...................... 323
Engine switch (ignition switch) ............ 201, 204
Engine switch light (ignition switch light) ............ 347
Event data recorder (EDR)........ 11
E
*: For vehicles with Audio Plus or Premium Audio, refer to the “ NAVIGA-
TION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”