Slip indicator light
Nissan Altima / Nissan Altima Owners Manual / Instruments and controls / Warning/indicator lights and audible reminders / Indicator lights / Slip indicator light

This indicator will blink when the VDC system or the traction control system is operating, thus alerting that the vehicle is nearing its traction limits. The road surface may be slippery.
See also:
Checking bulbs
With all doors closed, apply the parking brake
and place the ignition switch in the ON position
without starting the engine. The following lights
will come on:
The following lights come on brief ...
Storage box (if so equipped)
...
Tire Pressure Monitoring System (TPMS)
Each tire, including the spare (if provided),
should be checked monthly when cold and
inflated to the inflation pressure recommended
by the vehicle manufacturer on the vehicle
placard or tire ...
