Ford Mustang (2005-2014) Owners Manual: Safety belt warning light and indicator chime

This lamp illuminates and an audible warning will sound if the driver’s safety belt has not been fastened when the vehicle’s ignition is turned on.
Conditions of Operation

Fastening the safety belts
The front outboard and rear safety restraints in your vehicle are
combination lap and shoulder belts.
The presenter arm (available on the coupe only) is intended to improve
access to the safety belt ...
Safety belt-minder
This feature supplements the safety belt warning function by providing
additional reminders by intermittently sounding a chime and illuminating
the safety belt warning light when the driver’s or fro ...
Other materials:
Module - Daytime Running Lamps (DRL)
Removal
1. CAUTION: Electronic modules are sensitive to static electrical
charges. If exposed
to these charges, damage can result.
Disconnect the battery ground cable.
2. Remove the daytime running lamps (DRL) module and bracket assembly
(15A270).
...
Charging System (Description and Operation)
The charging system is a negative ground system consisting of the
following:
generator
internal voltage regulator
charging system warning indicator
storage battery
necessary wiring and cables
The generator is belt-driven by the engine ...
Removal
CAUTION: Suspension fasteners are critical parts because they affect
performance of vital
components and systems and their failure can result in major service expense. A
new part with
the same part number must be installed if installation becomes necessary. ...
