FORD 2009 Mustang - Manual (Page 15)

Key-in-ignition warning chime: Sounds when the key is left in the
ignition in the off or accessory position and the driver’s door is opened.
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.
GAUGES
Base instrument cluster gauges
Optional instrument cluster gauges
Refer to Message center (if equipped) in the Driver Controls chapter
to select one of six preset colors or one user definable color (MyColor™)
for the nighttime gauge backlighting.
2009 05+ Mustang (197)
Owners Guide
USA (fus)
Instrument Cluster
15