TOYOTA 2010 Yaris - Manual (Page 194)

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2-5. Driving information
2
Wh
en drivin
g
Dinghy towing (vehicles with an automatic transmission)
NOTICE
■ To avoid serious damage to your vehicle
Do not tow your vehicle with four wheels on the ground.
Your vehicle is not designed to be dinghy towed (with 4 wheels on
the ground) behind a motor home.