FORD 2005 Explorer v.3 - Manual (Page 14)

Headlamps on warning chime: Sounds when the headlamps or parking
lamps are on, the ignition is off (the key is not in the ignition) and the
driver’s door is opened.
Turn signal warning chime: Sounds when the turn signal lever has
been activated to signal a turn and not turned off after the vehicle is
driven more than 1/2 mile (0.8 km).
GAUGES
Standard instrument cluster gauges
Optional instrument cluster gauges
2005 Explorer (exp)
Owners Guide (post-2002-fmt)
USA (fus)
Instrument Cluster
14