Mercury 2010 Milan Owner's Manual page 28

Instrument Cluster
CHECK AWD (if equipped) — Displayed when a problem exists with
the AWD system. Contact your authorized dealer as soon as possible.
Temporary messages:
INTKEY COULD NOT PROGRAM — Displayed when an attempt is
made to program an invalid key or more than the maximum number of
integrated keys allowed. For more information on integrated key, refer to
the Locks and Security chapter.
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