Dinghy towing
Your vehicle is not designed to be dinghy towed (with 4 wheels on the ground) behind a motor home.

NOTICE:
To avoid serious damage to your vehicle
Do not tow your vehicle with four wheels on the ground.
See also:
How does it look?
Lexus says the ES 350 features extensive use of its “L-Finesse” design
language. That sounds like marketing jargon to us, but it seems to work. The ES
is a bit chunky from some angles, particularl ...
Safety/Security Features
The Lexus GX 460, like all Lexus models, is equipped with an array of dynamic
safety systems. Vehicle Stability Control (VSC) helps keep the Lexus GX 460
going on its intended course by detecting ...
Items to initialize
The following items must be initialized for normal system operation in
cases
such as after the 12-volt battery is reconnected, or maintenance is performed
on the vehicle.
...
