Toyota PRIUS ALPHA 2012 Quick Reference Manual page 501

5-1. Essential information
Emergency towing
486
If a tow truck is not available in
an emergency, your vehicle may
be temporarily towed using a
cable or chain secured to the
emergency towing
This should only be attempted
on hard surfaced roads for short
distances at under 18 mph
(30 km/h).
A driver must be in the vehicle to
steer and operate the brakes.
The vehicle's wheels, drive train,
axles, steering and brakes must
be in good condition.
eyelet(s).