2004 Lincoln Navigator Owner Guide 4th Printing - Page 162

Driver Controls CHECK ADVTRAC. Displayed when the AdvanceTrac௢ system is not operating properly. If this message is displayed on the message center the AdvanceTrac௢ system may be partially operable. If this warning stays on while the engine is running, contact your dealer for service as soon as possible. For further information, refer to AdvanceTrac௢ stability enhancement system in the Driving chapter. ADVTRAC OFF T/C ON. Displayed on 4x4 vehicles only when 4x4 Low Range is selected. In this mode, the stability enhancement portion of the AdvanceTrac௢ is disabled, but the traction enhancement feature remains enabled. For further information, refer to AdvanceTrac௢ stability enhancement system in the Driving chapter. CHECK SUSPENSION. Displayed when the air suspension system is not operating properly. If this message is displayed while driving, pull off the road as soon as safely possible. For more information, refer to Air suspension in the Driving chapter. SUSPENSION SWITCHED OFF. Displayed when the air suspension switch is in the OFF position. For more information, refer to Air suspension in the Driving chapter. CHECK FUEL CAP. Displayed when the fuel filler cap is not properly installed. Check the fuel filler cap for proper installation. Refer to Fuel filler cap in the Maintenance and specifications chapter. DATA ERR. These messages indicate improper operation of the vehicle network communication between electronic modules. • Fuel computer • Charging system • Door sensor • Washer fluid • Brake fluid • Compass • Outside temperature • Engine sensor Contact your dealer as soon as possible if these messages occur on a regular basis. 162 2004 Navigator (nav) Owners Guide (post-2002-fmt) USA English (fus)