See also:

Fan speed control
Turn the fan control dial left or right to manually control the fan speed. Press the OFF button to turn the system off. Press the AUTO button to return to automatic control of the fan speed. ...

Warning/indicator lights
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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 ...