2021 TOYOTA TACOMA check engine

5398-1. Specifications
8
Vehicle specifications
*: The engine oil capacity is a reference quantity to be used when changing
the engine oil. Warm up and turn off the engine, wait more than 5 minutes,
and check the oil level on the dipstick.
■
Engine oil selection
“Toyota Genuine Motor Oil” is us ed in your Toyota vehicle. Use
Toyota approved “Toyota Genuine Motor Oil” or equivalent to sat -
isfy the following grade and viscosity.
Oil grade: ILSAC GF-5 multigrade engine oil
Recommended viscosity: SAE 0W-20
SAE 0W-20 is the best choice
for good fuel economy and
good starting in cold weather.
If SAE 0W-20 is not available,
SAE 5W-20 oil may be used.
However, it must be replaced
with SAE 0W-20 at the next oil
change.
Lubrication system
Oil capacity
(Drain and refill—reference
*)With filterWithout filter
2TR-FE engine6.2 qt.
(5.9 L, 5.2 Imp.qt.)
5.8 qt.
(5.5 L, 4.8 Imp.qt.)
2GR-FKS engine5.9 qt.
(5.6 L, 4.9 Imp.qt.)
Outside temperature

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

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)

592What to do if... (Troubleshooting)
●Vehicles without a smart key system:
It is locked to prevent theft of the vehicle if the key is removed from the
engine switch. ( P. 202)
●Vehicles with a smart key system:
It is locked automatically to prevent theft of the vehicle. ( P. 207)
●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. 156)
●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. 206)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 477)
●The parking brake indicator is on
Is the parking brake released? ( P. 218)
Depending on the situation, other types of warning buzzer may also sound.
( P. 477, 490)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. ( P. 483)
The steering wheel cannot be turned after the engine is
stopped
The windows do not open or close by operating the power
window switches
The engine switch is turned off automatically
(vehicles with a smart key system)
A warning buzzer sounds during driving
A warning buzzer sounds w hen leaving the vehicle
(vehicles with a smart key system)

596Alphabetical index
Child-protectors....................... 123
Cleaning ........................... 396, 400Aluminum wheels.................. 397
Exterior ................................. 396
Interior................................... 400
Seat belts .............................. 401
Clock
*
Compass .................................. 390
Condenser ................................ 419
Console box ............................. 352
Consumption screen ....... 103, 109
Cooling system ........................ 417 Capacity ................................ 541
Checking ............................... 417
Engine overheating ............... 528
Preparing and checking
before winter....................... 323
Crawl Control ........................... 312
CRS ............................................. 54
Cruise control Cruise control........................ 279
Dynamic radar cruise control................................. 265
Cup holders.............................. 353
Curtain shield airbags ............... 37
Customizable features ............ 562
Daytime running light system .................................... 221
Deck hooks .............................. 361
Defogger
Outside rear view mirrors ........................ 334, 341
Windshield .................... 334, 341
Differential ................................ 542
Dimensions .............................. 534
Dinghy towing .......................... 200 Display
Drive information .................. 103
Dynamic radar cruise control ................................ 265
LDA (Lane Departure Alert) ....... 257
Multi-information display ....... 102
Warning message................. 483
Do-it-yourself maintenance .... 409
Door lock Doors .................................... 119
Key ....................................... 119
Smart key system ................. 120
Wireless remote control ........ 119
Doors ........................................ 119 Automatic door locking
and unlocking system......... 123
Door lock .............................. 121
Door windows ....................... 156
Open door warning message............................. 489
Outside rear view mirrors ..... 154
Rear door child-protector ...... 123
Drive-Start Control .................. 170
Driving ...................................... 168 Break-in tips.......................... 171
Correct driving posture ........... 28
Driving assist system ............ 317
Procedures ........................... 168
Winter drive tips .................... 323
Dynamic radar cruise
control .................................... 265 Constant speed control mode .................................. 274
Vehicle-to-vehicle distance control mode ...................... 272
D

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”