2009 Ford F250 Super Duty Crew Cab Owner's Manual - Page 17

Instrument Cluster Airbag readiness: If this light fails to illuminate when ignition is turned to on, continues to flash or remains on, have the system serviced immediately by your authorized dealer. A chime will sound when there is a malfunction in the indicator light. Safety belt: Reminds you to fasten your safety belt. A Belt-Minder chime will also sound to remind you to fasten your safety belt. Refer to the Seating and Safety Restraints chapter to activate/deactivate the Belt-Minder chime feature. Engine oil pressure: Illuminates when the oil pressure falls below the normal range. Refer to Engine oil in the Maintenance and Specifications chapter. Low tire pressure warning (if equipped): Illuminates when your tire pressure is low. If the light remains on at start up or while driving, the tire pressure should be checked. Refer to Inflating Your Tires in the Tires, Wheels and Loading chapter. When the ignition is first turned to on, the light will illuminate for three seconds to ensure the bulb is working. If the light does not turn on, have the system inspected by your authorized dealer. For more information on this system, refer to Understanding Your Tire Pressure Monitoring System (TPMS) in the Tires, Wheels and Loading chapter. Charging system: Illuminates when the battery is not charging properly. If it stays on while the engine is running, there may be a malfunction with the charging system. Contact your authorized dealer as soon as possible. This indicates a problem with the electrical system or a related component. 17 2009 F-250/350/450/550 (f23) Owners Guide, 3rd Printing USA (fus)