Ford 2002 Explorer Owner's Manual page 192

Driving
spin. If your vehicle seems to lose engine power while driving in deep
sand or very deep snow, switching off the AdvanceTrac
enhancement feature will restore full engine power and will enhance
momentum through the obstacle.
Some drivers may notice a slight movement of the brake pedal when the
AdvanceTrac performs a system self-check. During AdvanceTrac
operation you may experience the following:
• A rumble or grinding noise
• A slight deceleration of the vehicle
• The AdvanceTrac
• If your foot is on the brake pedal, you will feel a vibration in the
pedal.
• If the driving condition is severe and your foot is not on the brake, the
brake pedal will move to apply higher brake forces. You may also hear
a whoosh of air from under the instrument panel during this severe
condition.
All these conditions are normal during AdvanceTrac
Do not alter or modify your vehicle's suspension or steering; the
resulting changes to the vehicle's handling can adversely affect
the AdvanceTrac system. Also, do not install a stereo
loudspeaker near the rear console or either rear seat. The
speaker vibrations can adversely affect the AdvanceTrac
sensors located in this area.
Aggressive driving in any road conditions can cause you to lose
control of your vehicle increasing the risk of severe personal
injury or property damage. The occurrence of an AdvanceTrac
is an indication that at least some of the tires have exceeded their
ability to grip the road and that you may lose control of the vehicle. If
you experience a severe road event, SLOW DOWN.
If you find yourself regularly experiencing AdvanceTrac
you are driving too fast for conditions, you should reduce your
speed, and drive less aggressively. It is always possible to lose control
of a vehicle due to inappropriate driving habits under severe
conditions. The occurrence of an AdvanceTrac
that at least some of the tires have exceeded their ability to grip the
road; this may cause you to lose control of the vehicle increasing the
risk of severe personal injury or property damage.
192
indicator light will flash
stability
operation.
event
events,
event is an indication