2018 TOYOTA TACOMA check engine light

5157-3. Do-it-yourself maintenance
7
Maintenance and care
2GR-FKS engine
Full (when cold)
Add fluid (when cold)
Full (when hot)
Add fluid (when hot)
Hot: Vehicle has been driven around 50 mph (80 km/h) for 20 minutes, or slightly longer in frigid temperatures. (Fluid
temperature, 140°F - 175°F [60°C - 80°C])
Cold: Engine has not been run for about 5 hours. (Room tem- perature, 50°F - 85°F [10°C - 30°C])
■Checking the fluid level
Make sure to check the fluid type and prepare the necessary items.
Clean all dirt off the reservoir.
Remove the cap by turni ng it counterclockwise.
Wipe the dipstick clean.
Reinstall the cap and remove it again.
Check the fluid level.
1
2
3
4
Fluid type Automatic transmission fluid DEXRON® II or III
Items Rag or paper, clean funnel (only for adding fluid)
WARNING
■Checking the fluid level
Take care, as the reservoir may be hot.
NOTICE
■When adding fluid
Avoid overfilling, or the power steering may be damaged.
■ After replacing the reservoir cap
Check the steering box case, vane pump and hose connections for leaks or
damage.
1
2
3
4
5

5708-2. Steps to take in an emergency
■If the malfunction indicator lamp comes on while driving
First check the following:
●Is the fuel tank empty?
If it is, fill the fuel tank immediately.
● Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after several driving trips.
If the light does not go off even after several trips, contact your Toyota dealer
as soon as possible.
■
When the tire pressure warning light comes on (if equipped)
Check the tire inflation pressure and adjust to the appropriate level. Push-
ing the tire pressur e warning reset switch will not turn off the tire pressure
warning light.
■The tire pressure warning light may come on due to natural caus es
(if equipped)
The tire pressure warning light may come on due to natural caus es such
as natural air leaks and tire inflation pressure changes caused by tem-
perature. In this case, adjusting the tire inflation pressure w ill turn off the
warning light (after several minutes).
■When a tire is replaced with a spare tire (vehicles with the ti re pres-
sure warning system)
The temporary spare tire is not equipped with a tire pressure w arning
valve and transmitter. If a tire goes flat, the tire pressure w arning light will
not turn off even though the flat tire has been replaced with t he temporary
spare tire. Replace the temporary spare tire with the repaired tire and
adjust the tire inflation pressu re. The tire pressure warning l ight will go off
after several minutes.
■Conditions that the tire pressure warning system may not functi on
properly (if equipped)
 P. 5 2 4
■If the tire pressure warning light frequently comes on after bl inking
for 1 minute (if equipped)
If the tire pressure warning light frequently comes on after bl inking for 1
minute when the engine switch is turned to “ON” position (vehic les with-
out a smart key system) or IGNITION ON mode (vehicles with a sm art
key system), have it checked by your Toyota dealer.
■Warning buzzer
In some cases, the buzzer may not be heard because of noisy pla ce or an
audio sound.

5888-2. Steps to take in an emergency
After taking the specified steps to correct the suspected problem,
check that the warning m essage and light go off.
Have the malfunction repaired immediately. (vehicles with a
smart key system)
Interior
buzzerExterior buzzerWarning messageDetails/Actions
Contin-
uous  The driver’s door was opened
when the shift lever was not in
P and the engine switch was
not turned off.

Shift the shift lever to P.
Contin-
uousContin-
uous
The driver’s door was opened
and closed while the elec-
tronic key was not in the vehi-
cle, the shift lever was not in P
and the engine switch was not
turned off.
Shift the shift lever to P.
 Bring the electronic key
back into the vehicle.
(Flashes)
(Displayed alternately)
(Flashes)

6309-1. 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. 625)
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

680What 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. 194)
●Vehicles with a smart key system:
It is locked automatically to prevent theft of the vehicle. ( P. 199)
●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. 147)
●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. 198)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (P. 567)
●The parking brake indicator is on
Is the parking brake released? ( P. 210)
Depending on the situation, other types of warning buzzer may a lso sound.
( P. 567, 580)
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display. ( P. 573)
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)

684Alphabetical index
Child safety ................................ 50Airbag precautions .................. 37
Battery precautions ............... 616
Child restraint system ............. 51
How your child should wear the seat belt ................. 30
Installing child restraints ......... 55
Moon roof precautions .......... 156
Power back window precations ........................... 152
Power window lock switch .... 147
Power window precautions ... 149
Rear door child-protector ...... 115
Removed wireless remote control/electronic key
battery precautions ............. 539
Seat belt extender precautions ........................... 33
Seat belt precautions .............. 54
Seat heater precautions........ 439
Child-protectors....................... 115
Cleaning ........................... 490, 494 Aluminum wheels.................. 491
Exterior ................................. 490
Interior................................... 494
Seat belts .............................. 495
Clock
*....................................... 463
Compass .................................. 485
Condenser ................................ 513
Console box ............................. 446
Consumption screen ......... 95, 101
Cooling system ........................ 511
Capacity ................................ 629
Checking ............................... 511
Engine overheating ............... 617
Preparing and checking before winter....................... 325
Crawl Control ........................... 314
CRS ............................................. 51
Cruise control Cruise control........................ 271
Dynamic radar cruise control................................. 257 Cup holders ............................. 447
Curtain shield airbags............... 35
Customizable features ............ 649
Daytime running light
system.................................... 213
Deck hooks .............................. 455
Defogger Outside rear view
mirrors ........................ 428, 435
Windshield .................... 428, 435
Differential................................ 630
Dimensions .............................. 622
Dinghy towing.......................... 192
Display
Drive information .................... 95
Dynamic radar cruise control ................................ 257
LDA (Lane Departure Alert) ....... 249
Multi-information display ......... 94
Warning message................. 573
Do-it-yourself maintenance .... 503
Door lock Doors .................................... 111
Key ....................................... 111
Smart key system ................. 112
Wireless remote control ........ 111
Doors ........................................ 111 Automatic door locking
and unlocking system......... 115
Door lock .............................. 113
Door windows ....................... 147
Open door warning message............................. 579
Outside rear view mirrors ..... 145
Rear door child-protector ...... 115
Drive-Start Control .................. 162
D

685Alphabetical index
Driving ...................................... 160Break-in tips .......................... 163
Correct driving posture ........... 26
Driving assist system ............ 319
Procedures ........................... 160
Winter drive tips .................... 325
Dynamic radar cruise
control .................................... 257 Constant speed control mode .................................. 266
Vehicle-to-vehicle distance control mode....................... 264
EDR (Event data recorder) ........ 10
Electronic key .......................... 104 Battery-saving function ......... 125
If the electronic key does not operate properly ........... 611
Replacing the battery ............ 537
Emergency, in case of If the electronic key does
not operate properly ........... 611
If the engine will not start ...... 609
If the vehicle battery is discharged .......................... 613
If the warning buzzer sounds ................................ 566
If the warning light turns on ....................................... 566
If the warning message
is displayed......................... 573
If you have a flat tire ............. 594
If you think something is wrong .............................. 564
If your vehicle becomes stuck ................................... 619 If your vehicle has to be
stopped in an emergency ... 557
If your vehicle needs
to be towed......................... 559
If your vehicle overheats....... 617
Emergency flashers ................ 556
Engine Compartment ........................ 507
Engine switch ............... 193, 196
Hood ..................................... 505
How to start the engine ........................ 193, 196
Identification number ............ 625
If the engine will not start ...... 609
Ignition switch (engine switch) ........... 193, 196
Immobilizer system .. ............... 69
Overheating .......................... 617
Engine coolant......................... 511
Capacity................................ 629
Checking............................... 511
Preparing and checking before winter ...................... 325
Engine coolant temperature gauge ....................................... 90
Engine immobilizer system ...... 69
Engine oil ................................. 509 Capacity................................ 627
Checking............................... 509
Oil level warning message.... 576
Oil pressure warning
message............................. 574
Preparing and checking before winter ...................... 325
E
*: For vehicles with Entune Audio Plus or Entune Premium Audio, refer to
the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”