The heated and ventilated front seats are a must-have. They come standard on IS 250 AWD and are available on the other models. Once you've tried these seats, there's no going back.
The climate control system features a sophisticated temperature calculation system called Neural-Net, a humidity sensor, a micro dust and pollen filler and, in IS 350, a smog sensor that detects excessive hydrocarbons and automatically reverts to a special recirculation mode until the atmosphere clears. Next Page