Principles of Operation: Notes
WARNING: This page is about a different car, the 2005 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
The instrument cluster, vehicle security module, and the restraint control module (RCM) control the following warnings and chimes:
- Driver safety belt not fastened (warning lamp and repetitive chime)
- Key-in-ignition warning (repetitive chime)
- Headlamp-on warning (repetitive chime)
- Door ajar (warning lamp and single tone)
- Air bag redundant (repetitive chime)
The following 5 distinct chime rates are used to indicate warning:
- Driver safety belt warning chime is one chime per second
- Key-in-ignition warning is 2 chimes per second
- Headlamp-on warning is 4 chimes per second
- Door ajar warning is a single chime
- Air bag redundant is 5 chimes per second