Ford Mustang (2005-2014) Owners Manual: Audible warnings and indicators
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.
Keyless Warning Alert (If Equipped)
Sounds when the keyless vehicle is in RUN 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.
Parking Brake On Warning Chime
Sounds when you have left the parking brake on and drive your vehicle.
If the warning chime remains on after you have released the parking brake, have the system checked by your authorized dealer immediately.
Warning lamps and indicators
These indicators can alert you to a vehicle condition that may become
serious enough to cause expensive repairs. Many lights will illuminate
when you start your vehicle to make sure they work. If any ...
Other materials:
Component Tests
Idle Air Control (IAC) Valve
1. Open the hood.
2. NOTE: Key symptom is elevated idle speed while noise is occurring.
NOTE: "Snapping" the throttle can induce the noise.
Verify the condition by operating the vehicle for a short time.
3. Inspect the IAC valv ...
Manual Transmission and Clutch (Diagnosis and Testing)
Inspection and Verification
It is important to get an accurate description of the concern before
any diagnosis can be carried out.
Ask questions as to whether it occurs when hot or cold, during shifting,
driving at a particular speed or
in a parti ...
System menu features
Your system offers many menu features, such as allowing you to adjust
the touchscreen brightness, time and language, feedback and system
settings. You can access these options by pressing the MENU hard
button.
...

