2017 TOYOTA 4RUNNER check engine light

3636-3. Do-it-yourself maintenance
6
Maintenance and care
4RUNNER (U)_(OM35B37U)■
Fluid level
The fluid level should be within the appropriate range.
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 min- utes, or slightly longer in frigid temperatures. (Fluid tempera-
ture, 140°F - 175°F [60°C - 80°C]).
Cold: Engine has not been run fo r about 5 hours. (Room tempera-
ture, 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 turn ing it counterclockwise.
Wipe the dipstick clean.
Reinstall the cap and remove it again.
Check the fluid level.
Power steering fluid
1
2
3
4
Fluid typeAutomatic transmission fluid DEXRON® II or III
ItemsRag or paper, clean funnel (only for adding fluid)
1
2
3
4
5

4217-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)_(OM35B37U)
*1: Parking brake engaged warning buzzer:A buzzer will sound if the vehicle is driven at a speed of approximately \
3
mph (5 km/h) or more.
*2: Open door warning buzzer:The open door warning buzzer sounds to alert one or more of the doors is
not fully closed (with the vehicle having reached a speed of 3 mph [5 km/h]).
*3: Driver’s and front passenger’s seat belt buzzer:The driver’s and front passenger’s seat belt buzzer sounds to alert the
driver and front passenger that
his or her seat belt is not fastened. The
buzzer sounds intermittently for 10 seconds after the vehicle reaches a
speed of 12 mph (20 km/h). Then, if the seat belt is still unfastened, the
buzzer will sound in a different tone for 20 more seconds.
■ SRS warning light
This warning light system monitors the airbag sensor assembly, front impact
sensors, side impact sensors (front door), side impact sensors (rear), safing
sensor (rear), driver's seat belt buckle switch, front passenger occupant clas-
sification system (ECU and sensors) , “AIR BAG ON” and “AIR BAG OFF”
indicator lights, front passenger's seat belt buckle switch, seat belt p\
reten-
sioners, airbags, interconnecting wiring and power sources. (→P. 3 5 )
■ Key reminder buzzer (vehicles without a smart key system)
The buzzer indicates that the key has not been removed with the engine off
and the driver’s door opened.
■ Open moon roof reminder buzzer (if equipped)
The buzzer indicates that the moon roof is not fully closed with the engine off
and the driver’s door opened.
■ Front passenger detection sensor, passenger seat belt reminder and
warning buzzer
● If luggage is placed on the front passenger seat, the front passenger de\
tec-
tion sensor may cause the warning light to flash and the warning buzzer to
sound even if a passenger is not sitting in the seat.
● If a cushion is placed on the seat, the sensor may not detect a passenger,
and the warning light may not operate properly.
■ If the malfunction indicator la mp 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.

4237-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)_(OM35B37U)■
If the tire pressure warning system is not functioning
The tire pressure warning system will be disabled in the following condi-
tions:
(When the condition be
comes normal, the system will work properly.)
●If tires not equipped with tire pressure warning valves and transmitters
are used
●If the ID code on the tire pressure warning valves and transmitters is not
registered in the tire pressure warning computer
●If the tire inflation pressure is 73 psi (500 kPa, 5.1 kgf/cm2 or bar) or
higher
The tire pressure warning system may be disabled in the following condi-
tions:
(When the condition be comes normal, the system will work properly.)
●If electronic devices or facilities using similar radio wave frequencies are
nearby
●If a radio set at a similar frequency is in use in the vehicle
●If a window tint that affects the radio wave signals is installed
●If there is a lot of snow or ice on the vehicle, particularly around the
wheels or wheel housings
●If non-genuine Toyota wheels are us ed (Even if you use Toyota wheels,
the tire pressure warning system may not work properly with some types
of tires.)
●If tire chains are used
●Vehicles with P245/60R20 tires: If the spare tire is in a location subject
to poor radio wave signal reception
●Vehicles with P245/60R20 tires: If a large metallic object which can
interfere with signal reception is put in the luggage compartment
■If the tire pressure warning light frequently comes on after blinking
for 1 minute
If the tire pressure warning light frequently comes on after blinking for 1
minute when the engine switch is turned on, have it checked by your
Toyota dealer.
■ Customization that can be co nfigured at Toyota dealer
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features →P. 489) However, Toyota recommends that the seat
belt reminder buzzer be operational to alert the driver and front passenger
when seat belts are not fastened.

4698-1. Specifications
8
Vehicle specifications
4RUNNER (U)_(OM35B37U)
*: Your Toyota vehicle is filled with “Toyota Genuine Transfer Gear oil LF” atthe factory. Use Toyota approved “Toyota Genuine Transfer Gear oil LF” or
an equivalent of matching quality to satisfy the above specification. Pl\
ease
contact your Toyota dealer for further details.
Electrical system
Battery
Open voltage* at
68° F (20 °C):
12.6 ⎯ 12.8 V Fully charged
12.2 ⎯ 12.4 V Half charged
11 . 8 ⎯ 12.0 V Discharged
(
*: Voltage checked 20 minutes after the
engine and all the lights are turned off.)
Charging rates5 A max.
Transfer (4WD models)
Oil capacity
Part-time 4WD models
1.1 qt. (1.0 L, 0.9 Imp. qt.)
Full-time 4WD models
1.5 qt. (1.4 L, 1.2 Imp. qt.)
Oil type*Toyota Genuine Transfer gear oil LF or
equivalent
Recommended oil viscositySAE 75W

515What to do if... (Troubleshooting)
4RUNNER (U)_(OM35B37U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts?
(→P. 420)
●The brake system warning light is on
Is the parking brake released? ( →P. 207)
●The open door warning indicator is on
Are all the doors closed? (→P. 97, 115)
Depending on the situation, other types of warning buzzer may also sound.
( →P. 417, 426)

●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( →P. 72)
To stop the alarm, turn the engine switch to IGNITION ON mode (vehicles
with a smart key system) or start the engine.
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display.
●When a warning light turns on, refer to P. 417.
●When a warning light turns on or a warning message or indicator is dis-
played, refer to P. 417, 426.
A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
(vehicles with a smart key system)
A warning light turns on or a warning message is displayed

520Alphabetical index
4RUNNER (U)_(OM35B37U)
EngineACCESSORY mode ............. 197
Compartment ........................ 354
Engine switch................ 193, 196
Hood ..................................... 353
How to start the
engine......................... 193, 196
Identification number ............ 463
If the engine will not start ...... 448
Ignition switch (engine switch) ........... 193, 196
Overheating .......................... 457
Engine coolant ......................... 359 Capacity ................................ 468
Checking ............................... 359
Preparing and checking before winter....................... 272
Engine coolant temperature gauge........................................ 81
Engine immobilizer system ...... 70
Engine oil ................................. 356
Capacity ................................ 465
Checking ............................... 356
Preparing and checking before winter....................... 272
Engine switch .................. 193, 196
Event data recorder (EDR) ........ 10
Flat tire...................................... 433
Floor mats .................................. 26
Fluid Automatic transmission......... 471
Brake .................................... 471
Power steering ...................... 472
Washer ................................. 367
Fog lights ................................. 214 Replacing light bulbs............. 389
Switch ................................... 214
Wattage ................................ 473
Four-wheel drive
system ............................ 235, 239 Front passenger occupant
classification system .............. 46
Front personal lights............... 298
Front seats ............................... 120 Adjustment............................ 120
Cleaning ............................... 341
Correct driving posture ........... 28
Driving position memory ....... 133
Head restraints ..................... 137
Seat heaters ......................... 295
Seat position memory ........... 133
Seat ventilators ..................... 295
Front side marker lights ......... 208 Light switch ........................... 208
Replacing light bulbs ............ 396
Wattage ................................ 473
Front turn signal lights ........... 206
Replacing light bulbs ............ 394
Turn signal lever ................... 206
Wattage ................................ 473
Fuel ........................................... 222 Capacity................................ 464
Fuel gauge.............................. 81
Fuel pump shut off system ... 416
Information............................ 474
Refueling .............................. 222
Type.............................. 222, 464
Warning light......................... 419
Fuel filler door ......................... 222 Refueling .............................. 222
Fuel pump shut off system..... 416
Fuses ........................................ 386
Garage door opener ................ 324
Gauges ....................................... 81
Glove box ................................. 301
Grocery bag hooks.................. 310
F
G

525Alphabetical index
4RUNNER (U)_(OM35B37U)
StuckIf the vehicle becomes
stuck ................................... 460
Sun visors ................................ 312
Switches Cruise control switch............. 225
“DISP” button .......................... 84
Door lock switches .................. 99
Driving position memory switches.............................. 133
Emergency flashers switch ... 406
Engine switch................ 193, 196
Fog light switch ..................... 214
Garage door opener
switches.............................. 324
Ignition switch ............... 193, 196
Light switches ....................... 208
Moon roof switches ............... 154
Outside rear view mirror switches.............................. 144
Power back window switch ................................. 150
Power door lock switch ........... 99
Power window switches ........ 146
Rear window and outside
rear view mirror defoggers
switch ......................... 284, 290
Rear window wiper and washer switch ..................... 219
Seat heater switches ............ 295
Seat ventilator switches ........ 295
“SOS” button ......................... 331
Telephone switches
*
VSC OFF switch ................... 265
Window lock switch............... 146
Windshield wipers
and washer switch .............. 216 Tachometer ................................ 81
Tail lights.................................. 208
Light switch ........................... 208
Telephone switches
*
Theft deterrent system
Alarm ...................................... 72
Engine immobilizer system ..... 70
Tire inflation pressure............. 375 Maintenance data ................. 472
Warning light......................... 420
Tire information ....................... 477 Glossary ............................... 483
Size....................................... 479
Tire identification number ..... 478
Uniform Tire Quality Grading .............................. 481
Tire pressure warning system.................................... 371 Function ................................ 371
Installing tire pressure warning
valves and transmitters ...... 371
Registering ID codes ............ 371
Warning light......................... 420
Tires .......................................... 369 Chains .................................. 274
Checking............................... 369
If you have a flat tire ............. 433
Inflation pressure .................. 472
Information............................ 477
Replacing.............................. 433
Rotating tires ........................ 370
Size....................................... 472
Snow tires ............................. 275
Spare tire .............................. 433
Tire pressure warning system .......... ...................... 371
Warning light......................... 420
T
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.