See also:

Engine immobilizer system
The vehicle's keys have built-in transponder chips that prevent the engine from starting if the key has not been previously registered in the vehicle's on-board computer. Never leave the keys insid ...

Using the steering wheel audio switches
Some audio features can be controlled using the switches on the steering wheel. 1. Turns the power on, selects an audio source. 2. Increases/decreases volume. 3. Radio mode: Selects a radio st ...

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 ...