2013 Lincoln Navigator Owner Manual Printing 1 - Page 205

Four-Wheel Drive (If Equipped) USING FOUR-WHEEL DRIVE (4WD) (if equipped) 205 WARNING: For important information regarding safe operation of this type of vehicle, see General Information in the Wheels and Tires chapter. Note: Do not use 4X4 mode on dry, hard surfaced roads. Doing so will produce excessive noise, increase tire wear and may damage drive components. 4X4 mode is only intended for consistently slippery or loose surfaces. Your 4x4 features the heavy-duty Control Trac௡ 4WD system which includes a computer-operated transfer case. This unique system is interactive with the road, continually monitoring and adjusting torque delivery to the front and rear wheels to optimize vehicle control. 4WD Indicator Lights The indicator lights illuminate in the message center in the reconfigurable telltale (RTT) location under the following conditions. Refer to Warning Lamps and Indicators in the Instrument Cluster chapter. Note: When a 4X4 system fault is present, the system will typically remain in whichever 4X4 mode was selected prior to the fault condition occurring. It will not default to 4X2 in all circumstances. When this warning is displayed, have your vehicle serviced by an authorized dealer. 4X2 - Momentarily illuminates when 2H is selected. 4X4 AUTO - Continuously illuminates when 4A is selected. 4X4 - Continuously illuminates when 4H is selected. CHECK 4X4 - Displays when a 4X4 fault is present. 2013 Navigator (nav) Owners Guide gf, 1st Printing USA (fus)