Lincoln Navigator Owner's Manual page 586

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.
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