1989 Ford Bronco Owner's Manual - Page 18

Instrument Cluster Anti-theft system: Flashes when the SecuriLock Passive Anti-theft System has been activated. Overdrive off (if equipped): O/D Illuminates when the overdrive OFF function of the transmission has been turned off; refer to the Driving chapter. If the light does not illuminate, have the transmission serviced soon, or damage may occur. Charging system (RTT): 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. Speed control: Illuminates when the speed control is activated. Turns off when the speed control system is deactivated. Low fuel (RTT): Displays when the fuel level in the fuel tank is at or near empty (refer to Fuel gauge in this chapter). Turn signal: Illuminates when the left or right turn signal or the hazard lights are turned on. If the indicators stay on or flash faster, check for a burned out bulb. High beams: Illuminates when the high beam headlamps are turned on. 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. 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. 18 2010 Econoline (eco) Owners Guide, 3rd Printing USA (fus)