See also:

Tachometer
Tachometer The tachometer indicates engine speed in revolutions per minute (rpm). Do not rev the engine into the red zones. CAUTION: When engine speed approaches the red zone, shift to a hi ...

Warning for low battery power
When the Intelligent Key battery is low, the Intelligent Key system warning light ( ) will blink green for about 30 seconds after the ignition switch is placed in the ON position. This warning ...

Driving It
The Sentra's off-the-line performance is good, with acceleration that's much more effortless than the Civic or Corolla, both of which are offered with traditional automatic transmissions with fixe ...