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:
On-board Diagnostics (OBD-II)
Your vehicle is equipped with a computer that monitors the engine’s
emission control system. This system is commonly known as the
on-board diagnostics system (OBD-II). The OBD-II system protects
the environment by ensuring that your vehicle continues to meet ...
Vibrate Software
Vibrate Software (Rotunda tool number 215-00003) is a diagnostic aid which
will assist in pinpointing
the source of unacceptable vibrations. The engine's crankshaft is the point of
reference for vibration
diagnosis. Every rotating component will have an angu ...
Spark Plug
Removal
1. Remove the ignition coil on plug. For additional information, refer to
Ignition Coil-Coil On Plug
in this section.
2. NOTE: Use compressed air to remove any foreign material from the
spark plug well before
removing the spark plugs (12405).
...
