Acura 2010 MDX - Manual (Page 365)

●
Driving on a mountainous road, or
driving off road for extended
periods.
● Abrupt steering wheel movement.
● When the ABS or VSA is activated.
●
When the VSA indicator comes on.
If ACC is canceled by any these
conditions, wait until the condition
improves, then press the RES/
ACCEL button to restore ACC. When
you do this, the vehicle will resume
its set cruising speed.
If you turn the ignition switch to the
ACCESSORY (I) or LOCK (0)
position after ACC was automatically
canceled, the set speed is erased,
and you must enter it again (see page
352).
ACC Indicator
The ACC amber indicator normally
comes on for a few seconds when
you turn the ignition switch to the
ON (II) position. If it comes on at any
other time, there is a problem in the
ACC system. If this happens, take
the vehicle to your dealer to have it
checked.
The ACC system cannot be used
while this amber indicator is on.
ACC INDICATOR
Adaptive Cruise Control (ACC)
358