Lexus LS 460 2017 Manual page 401

Selecting tire chains
Use the correct tire chain size when mounting the tire chains.
Chain size is regulated for each tire size.
Side chain
1
(3 mm [0.12 in.] in diameter)
Cross chain
2
(4 mm [0.16 in.] in diameter)
Regulations on the use of tire chains
Regulations regarding the use of tire chains vary depending on location
and type of road. Always check local regulations before installing chains.
Tire chain installation
■
Observe the following precautions when installing and removing chains:
Install and remove tire chains in a safe location.
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Install tire chains on the rear tires. Do not install tire chains on the front tires.
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Install tire chains on rear tires as tightly as possible. Retighten chains after driving
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0.5  1.0 km (1/4  1/2 mile).
Install tire chains following the instructions provided with the tire chains.
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4-6. Driving tips
401
4