See also:

Radio
Place the ignition switch in the ACC or ON position and press the POWER/VOLUME control knob to turn the radio on. If you listen to the radio with the engine not running, the ignition switch sh ...

Emergency engine shut off
To shut off the engine in an emergency situation while driving perform the following procedure: – Rapidly push the push-button ignition switch 3 consecutive times, or – Push and hold the push- ...

Going & Stopping
Base Altimas have a 2.5-liter four-cylinder engine that makes 175 horsepower (170 hp in states that have adopted California's emissions rules). A 270-hp, 3.5-liter V-6 is optional. A six-speed man ...