Tachometer

Tachometer
Tachometer

The tachometer indicates engine speed in revolutions per minute (rpm). Do not rev the engine into the red zone 1 .

When engine speed approaches the red

When engine speed approaches the red zone, shift to a higher gear or reduce engine speed. Operating the engine in the red zone may cause serious engine damage.

    See also:

    Zone variation change procedure
    Zone map The difference between magnetic north and geographical north is known as variance. In some areas, this difference can sometimes be great enough to cause false compass readings. Foll ...

    Replacing spark plugs
    Replacing spark plugs If replacement is required, see a NISSAN dealer for servicing. Iridium-tipped spark plugs It is not necessary to replace the iridium-tipped spark plugs as frequently as ...

    2011 Nissan Altima review
    I had five hours to think. That's how long it took to drive seven miles from downtown Washington to my home in Northern Virginia. The culprit was a fast, fierce winter storm. It struck at the begi ...