2014 Ford F250 Super Duty Super Cab Owner Manual Printing 2 - Page 82

Instrument Cluster The service engine soon indicator light illuminates when the ignition is first turned on prior to engine start to check the bulb and to indicate whether the vehicle is ready for Inspection/Maintenance (I/M) testing. Normally, the service engine soon light will stay on until the engine is cranked, then turn itself off if no malfunctions are present. However, if after 15 seconds the service engine soon light blinks eight times, it means that the vehicle is not ready for I/M testing. See Emission Control System (page 139). 4X2 (If Equipped) Illuminates momentarily when two-wheel drive high is selected. E163173 If the light fails to display when the ignition is turned on, or remains on, have the system serviced immediately by your authorized dealer. 4X4 LOW (If Equipped) Illuminates when four-wheel drive low is engaged. If the light E163174 fails to display when the ignition is turned on, or remains on, have the system serviced immediately by your authorized dealer. Stability Control Illuminates when the system is active. If it remains illuminated E138639 or does not illuminate when you switch the ignition on, this indicates a malfunction. During a malfunction the system will switch off. Have the system checked by your authorized dealer immediately. See Using Stability Control (page 165). 4X4 HIGH (If Equipped) Illuminates when four-wheel drive high is engaged. If the light E163175 fails to display when the ignition is turned on, or remains on, have the system serviced immediately by your authorized dealer. Stability Control Off Illuminates when you switch the system off. It will go out when you switch the system back on or when you switch the ignition off. See Using Stability Control (page 165). Diesel Warning Lights If your vehicle is equipped with a diesel engine, it has some unique warning lights; refer to your diesel supplement for detailed information on their function. Diesel exhaust fluid For more information see your diesel supplement. E163176 Transmission Tow/Haul (If Equipped) Illuminates when the tow/haul feature has been activated. If the E161509 light flashes steadily, have the system serviced immediately, damage to the transmission could occur. Glow plug pre-heat For more information see your diesel supplement. 79 Super Duty (TFA)