Trailer towing (2WD models and AWD models without towing package)
Lexus does not recommend towing a trailer with your vehicle. Lexus also does not recommend the installation of a tow hitch or the use of a tow hitch carrier for a wheelchair, scooter, bicycle, etc. Your vehicle is not designed for trailer towing or for the use of tow hitch mounted carriers.

See also:
Exterior Design
The Lexus IS sedans show a strong family resemblance to the Lexus GS models
while establishing their own distinctively sporty identity. A notably wide
stance and long wheelbase, coupled with tight ...
Immobilizer system
The vehicle's keys have built-in transponder chips that prevent the hybrid
system from starting if the key has not been previously registered in the
vehicle's on-board computer.
Never leave the key ...
Seat position memory (front passenger’s seat)
Your preferred front passenger seat position can be memorized and recalled with the touch of a button.
Two different seat positions can be entered into memory.
Entering a position to memory ...
