Toyota 2015 Tundra Manual page 241

When parking the vehicle
Park the vehicle and move the shift lever to P without setting the park-
ing brake. The parking brake may freeze up, preventing it from being
released. If necessary, block the wheels to prevent inadvertent sliding
or creeping.
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.
Selecting tire chains
Use the correct tire chain size when mounting the tire chains.
Chain size is regulated for each tire size.
1
Side chain
(0.2 in. [5 mm] in diameter)
2
Cross chain
(0.25 in. [6.3 mm] in diameter)
Regulations on the use of tire chains
Regulations regarding the use of tire chains vary depending on loca-
tion and type of road. Always check local regulations before installing
chains.
4-6. Driving tips
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