2018 TOYOTA TUNDRA engine

2104-3. Operating the lights and wipers
■Automatic light off system
●When the headlights come on: The headlights and tail lights tur n off 30 sec-
onds after a door is opened and closed if the engine switch is turned to the
“ACC” or “LOCK” position. (The lights turn off immediately if t he button
on the key is pressed after all the doors are locked.)
● When only the tail lights come on: The tail lights turn off aut omatically if the
engine switch is tuned to the “ACC” or “LOCK” position and the driver’s door
is opened.
Vehicles with automatic headlight system: If any of the doors i s kept open, the
lights automatically turn off after 20 minutes.
To turn the lights on again, turn the engine switch to the “ON” position, or turn
the light switch off once and then back to or .
■ Light reminder buzzer
A buzzer sounds when the key is removed from the engine switch and the
driver’s door is opened while the lights are turned on.
■ Customization that can be configured at Toyota dealer
Settings (automatic light off system) can be changed.
(Customizable features: P. 624)
NOTICE
■To prevent battery discharge
Do not leave the lights on longer than necessary when the engin e is not
running.

2154-3. Operating the lights and wipers
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Driving
■Temporarily lowering sensor sensitivity
The sensitivity of the sensor can be temporarily lowered.
Turn the engine switch off while the following conditions are m et.
• The headlight switch is in or .
• The headlight switch lever is in high beam position.
• Automatic High Beam switch is on.
Turn the engine switch to the “ON” position.
Within 30 seconds after , repeat pulling the headlight switch lever to the
original position then pushing it to the high beam position qui ckly 10 times,
then leave the lever in high beam position.
If the sensitivity is changed, the Automatic High Beam indicato r is turn on
and off 3 times.
Automatic High Beam (headlights) may turn on even the vehicle i s stopped.
■ If “Headlight System Malfunction. Visit Your Dealer.” is displayed on the
multi-information display
The system may be malfunctioning. Have the vehicle inspected by your
Toyota dealer.
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2194-3. Operating the lights and wipers
4
Driving
■The windshield wipers and w asher can be operated when
The engine switch is in the “ON” position.
■ If no windshield washer fluid sprays
Check that the washer nozzles are not blocked if there is washe r fluid in the
windshield washer fluid reservoir.
WARNING
■ Caution regarding the use of washer fluid
When it is cold, do not use the washer fluid until the windshie ld becomes
warm. The fluid may freeze on the windshield and cause low visi bility. This
may lead to an accident, resulting in death or serious injury.
NOTICE
■ When the windshield is dry
Do not use the wipers, as they may damage the windshield.
■ When the washer fluid tank is empty
Do not operate the switch continually as the washer fluid pump may over-
heat.
■ When a nozzle becomes blocked
In this case, contact your Toyota dealer.
Do not try to clear it with a pin or other object. The nozzle will be damaged.

2204-4. Refueling
Opening the fuel tank cap
●Turn the engine switch to the “LOCK” position and ensure that a ll
the doors and windows are closed.
● Confirm the type of fuel. ( P. 601)
Open the fuel filler door.
Turn the fuel tank cap slowly
open, and hang the fuel tank
cap on the back of the fuel filler
door.
Perform the following steps to open the fuel tank cap:
Before refueling the vehicle
Opening the fuel tank cap
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2214-4. Refueling
4
Driving
After refueling, turn the fuel tank
cap until you hear a click. Once
the cap is released, it will turn
slightly in the opposite direction.
■Fuel types
(
P. 601)
■ E85 Fueling Stations (Flex-fuel vehicles)
E85 fueling stations and fuel pumps can be identified by the in dication “E85
85% Ethanol”. For more information about fueling stations, plea se refer to the
U.S. Department of Energy Web site.
http://www.afdc.energy.gov/afdc/locator/stations/
■ Refueling (Flex-fuel vehicles)
Observe the following precautions when switching fuels, in order to maintain
starting and driving performance.
●Do not change fuels when the fuel level is 1/4 or less.
● Always add at least 2.6 gal. (10 L) of fuel.
● After filling up with fuel, warm up the engine or drive the vehicle for at least 5
minutes or 7 miles (11 km).
● Do not accelerate rapidly immediately after refueling.
■ Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your vehicle has a fuel tank opening that
only accommodates the special nozzle on unleaded fuel pumps.
■ Closing the fuel tank cap
Tighten the fuel tank cap until 1 click is heard. Otherwise a m alfunction indica-
tor lamp may come on.
Closing the fuel tank cap

2234-4. Refueling
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Driving
NOTICE
■Refueling
Do not spill fuel during refueling.
Doing so may damage the vehicle, such as causing the emission c ontrol
system to operate abnormally or damaging fuel system components or the
vehicle’s painted surface.
■ E85 fuel
E85 fuel can be used only in flex-fuel vehicles. Do not add E85 fuel to a
gasoline-engine vehicle.
Filling a gasoline-engine vehicle with E85 fuel will have a neg ative impact
on starting and driving performance and will cause damage to th e fuel sys-
tem components.

2344-5. Using the driving support systems
WARNING
■When to disable the pre-collision system
In the following situations, disable the system, as it may not operate prop-
erly, possibly leading to an accident resulting in death or ser ious injury:
● When the vehicle is being towed
● When your vehicle is towing another vehicle
● When transporting the vehicle via truck, boat, train or similar means of
transportation
● When the vehicle is raised on a lift with the engine running an d the tires
are allowed to rotate freely
● When inspecting the vehicle using a drum tester such as a chass is dyna-
mometer or speedometer tester, or when using an on vehicle whee l bal-
ancer
● When a strong impact is applied to the front bumper or front gr ille, due to
an accident or other reasons
● If the vehicle cannot be driven in a stable manner, such as when the vehi-
cle has been in an accident or is malfunctioning
● When the vehicle is driven in a sporty manner or off-road
● When the tires are not properly inflated
● When the tires are very worn
● When tires of a size other than specified are installed
● When tire chains are installed
● When a compact spare tire or an emergency tire puncture repair kit is used
● If equipment (snow plow, etc.) that may obstruct the radar sens or or cam-
era sensor is temporarily installed to the vehicle

2354-5. Using the driving support systems
4
Driving
■Enabling/disabling the pre-collision system
The pre-collision system can be enabled/disabled on the
multi-information di splay as following:
The system is automatically enabled each time the engine switch is
turned to the “ON” position.
Press “ ” or “” of meter control sw itches and select .
Press “ ” or “ ” of meter control switches and select “PCS”, and
press .
Press “ ” or “ ” of meter control switches and select “PCS”, and
press to select the des ired setting (on/off).
If the system is disabled, the
PCS warning light will turn on
and a message will be dis-
played on the multi-information
display.
Changing settings of the pre-collision system
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