See also:

Unlocking doors
1. Press the button on the Intelligent Key. 2. The hazard warning lights flash once. 3. Press the button again within 5 seconds to unlock all doors. All doors will be locked automatically ...

Sonar system (if so equipped)
- The sonar system is a convenience but it is not a substitute for proper parking. Always look around and check that it is safe to do so before parking. Always move slowly. - Read and u ...

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 ...