See also:

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 ...

Fifth Gear Lexus LS review
Could this be the LS that finally catapults Lexus into the big time? The all-new fourth generation car is a big step forward over its predecessors, especially the slab-sided model it replaces. Now ...

Features
While the RX 450h is reasonably priced to start at $42,110, adding options quickly ratchets up the sticker price. Items you might find standard on other cars in this class, like those heated and c ...