2016 TOYOTA 4RUNNER ignition

3416-2. Maintenance
6
Maintenance and care
4RUNNER (U)_(OM35B23U)■Resetting the message indicating maintenance is required (U.S.A. only)
After the required maintenance is performed according to the maintenance
schedule, please reset the message.
To reset the message, follow the procedures described below:
Turn the engine switch off with the trip meter A reading shown. (P. 84)
Vehicles without a smart key system:
While pressing the display change button (P. 83), turn the engine switch
to the “ON” position (do not start the engine because reset mode will be
canceled).
Vehicles with a smart key system:
While pressing the display change button (P. 83), turn the engine switch
to the IGNITION ON mode (do not start the engine because otherwise the
reset mode will be canceled).
Continue to press and hold the button until the trip meter displays “000000”.
■Allow inspection and repairs to be performed by a Toyota dealer
●Toyota technicians are well-trained specialists and are kept up to date with
the latest service information. They are well informed about the operations
of all systems on your vehicle.
●Keep a copy of the repair order. It proves that the maintenance that has
been performed is under warranty coverage. If any problem should arise
while your vehicle is under warranty, your Toyota dealer will promptly take
care of it.
CAUTION
■If your vehicle is not properly maintained
Improper maintenance could result in serious damage to the vehicle and
possible death or serious injury.
■Handling of the battery
●Engine exhaust, some of its constituents, and a wide variety of automobile
components contain or emit chemicals known to the State of California to
cause cancer and birth defects and other reproductive harm. Work in a
well ventilated area.
●Oils, fuels and fluids contained in vehicles as well as waste produced by
component wear contain or emit chemicals known to the State of Califor-
nia to cause cancer and birth defects or other reproductive harm. Avoid
exposure and wash any affected area immediately.
●Battery posts, terminals and related accessories contain lead and lead
compounds which are known to cause brain damage. Wash your hands
after handling. (P. 360)
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4087-2. Steps to take in an emergency
4RUNNER (U)_(OM35B23U)
Securely attach cables or
chains to the towing eyelet.
Take care not to damage the vehi-
cle body
Vehicles without a smart key system: Enter the vehicle being towed
and start the engine.
If the engine does not start, turn the engine switch to the “ON” posi-
tion.
Vehicles with a smart key system: Enter the vehicle being towed
and start the engine.
If the engine does not start, turn the engine switch to IGNITION ON
mode.
Part-time 4WD models:
Ty p e A
Shift the front-wheel drive control lever to H2.
Ty p e B
Push the “UNLOCK” button and turn the front-wheel drive control
switch to H2.
Full-time 4WD models: Push the “UNLOCK” button and turn the
four-wheel drive control switch to H4F. (The center differential is
unlocked.)
Shift the shift lever to N and release the parking brake.
When the shift lever cannot be shifted: P. 4 4 4
■While towing
If the engine is not running, the power assist for the brakes and steering will
not function, making steering and braking more difficult.
■Wheel nut wrench
Wheel nut wrench is stored in the tool bag. (P. 429)
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4237-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)_(OM35B23U)
Indicates a malfunction in the intuitive parking
assist-sensor
The site of the malfunction flashes and stays
on.
A buzzer will sound for several seconds and
this warning message will disappear after sev-
eral seconds.
If the engine switch is turned to a mode other
than IGNITION ON mode and then back to
IGNITION ON mode, the buzzer will sound and
this message will be displayed again.
Have the vehicle inspected by your Toyota
dealer.
Indicates that one or more of the doors is not fully
closed
If the vehicle reaches a speed of 3 mph (5 km/h),
flashes and a buzzer sounds to indicate
that the door(s) are not yet fully closed.
Make sure that all the doors are closed.
Indicates that the back door is not fully closed
If the vehicle reaches a speed of 3 mph (5 km/h),
flashes and a buzzer sounds to indicate
that the back door is not yet fully closed.
Close the back door.
Indicates that the moon roof is not fully closed
(with the engine switch off, and the driver's door
open)
A buzzer also sounds.
Close the moon roof.
Indicates that the parking brake is still engaged
If the vehicle reaches a speed of 3 mph (5 km/h),
flashes and a buzzer sounds to indicate
that the parking brake is still engaged.
Release the parking brake.
Indicates that the washer fluid level is low.
Add washer fluid.
Warning messageDetails/Actions
(Flashes)
(Flashes)
(Flashes)

4247-2. Steps to take in an emergency
4RUNNER (U)_(OM35B23U)
*: Refer to the separate “Scheduled Maintenance Guide” or “Owner’s Manual
Supplement” for the maintenance interval applicable to your vehicle.
Indicates that an intuitive parking assist-sensor is
dirty or covered with ice
The site of the malfunction flashes and stays
on.
A buzzer will sound for several seconds and
this warning message will disappear after sev-
eral seconds.
If the engine switch is turned to a mode other
than IGNITION ON mode and then back to
IGNITION ON mode, the buzzer will sound and
this message will be displayed again.
Clean the sensor.
(U.S.A. only)
Indicates that all maintenance according to the
driven distance on the maintenance schedule
*
should be performed soon.
Comes on approximately 4500 miles (7200 km)
after the message has been reset.
If necessary, perform maintenance.
(U.S.A. only)
Indicates that all maintenance is required to cor-
respond to the driven distance on the mainte-
nance schedule
*.
Comes on approximately 5000 miles (8000 km)
after the message has been reset.
(The indicator will not work properly unless the
maintenance data has been reset.)
Perform the necessary maintenance.
Please reset the message after the mainte-
nance is performed. (P. 341)
Warning messageDetails/Actions

4277-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)_(OM35B23U)
Once
An attempt was made to start
the engine with the shift lever in
an incorrect position.
Shift the shift lever to P
and start the engine.

Power was turned off due to the
automatic power off function.
Next time when starting
the engine, increase the
engine speed slightly and
maintain that level for
approximately 5 minutes
to recharge the battery.
Once
The electronic key has a low
battery.
Replace the electronic key
battery. (P. 380)
Once
The driver’s door was opened
and closed with the engine
switch turned off and then the
engine switch was put in
ACCESSORY or IGNITION ON
mode twice without the engine
being started.
Press the engine switch
while depressing the brake
pedal.
During an engine starting pro-
cedure in the event that the
electronic key was not function-
ing properly (P. 446), the
engine switch was touched with
the electronic key.
Press the engine switch
while depressing the brake
pedal within 10 seconds of
the buzzer sounding.
Interior
buzzerExterior
buzzerWarning messageDetails/Actions
(Flashes)
(Flashes)

4497-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)_(OM35B23U)
Connect the jumper cables according to the following procedure:
Connect a positive jumper cable clamp to the positive (+) battery
terminal on your vehicle.
Connect the clamp on the other end of the positive cable to the
positive (+) battery terminal on the second vehicle.
Connect a negative cable clamp to the negative (-) battery termi-
nal on the second vehicle.
Connect the clamp at the other end of the negative cable to a
solid, stationary, unpainted metallic point away from the battery
and any moving parts, as shown in the illustration.
Start the engine of the second vehicle. Increase the engine speed
slightly and maintain at that level for approximately 5 minutes to
recharge the battery of your vehicle.
Vehicles with a smart key system only: Open and close any of the
doors of your vehicle with the engine switch off.
Maintain the engine speed of the second vehicle and start the
engine of your vehicle by turning the engine switch to the “ON”
position (vehicles without a smart key system) or turning the engine
switch to IGNITION ON mode (vehicles with a smart key system).
Once the vehicle’s engine has started, remove the jumper cables in
the exact reverse order from which they were connected.
Once the engine starts, have the vehicle inspected at your Toyota
dealer as soon as possible.3
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4648-1. Specifications
4RUNNER (U)_(OM35B23U)
Cooling system
Capacity11.1 qt. (10.5 L, 9.2 Imp. qt.)
Coolant type
Use either of the following:
• “Toyota Super Long Life Coolant”
• A similar high-quality ethylene glycol-
based non-silicate, non-amine, non-
nitrite, and non-borate coolant with
long-life hybrid organic acid technol-
ogy
Do not use plain water alone.
Ignition system
Spark plug
Make
GapDENSO SK16HR11
0.043 in. (1.1 mm)
NOTICE
■Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.

508
4RUNNER (U)_(OM35B23U)
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. 93)
●If you lose your keys or electronic keys, the risk of vehicle theft increases
significantly. Contact your Toyota dealer immediately. (P. 95)
●Is the key battery weak or depleted? (P. 379)
●Vehicles with a smart key system:
Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. (P. 195)
●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 the radio
wave. (P. 106)
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