What's your car's build date? There was a TSB for this issue:
GLOBAL POSITIONING SATELLITE MODULE (GPSM) - NAVIGATION DISPLAY OFFSET OR INCORRECT POSITION BUILT ON OR BEFORE 1/6/2014
Publication Date: February 21, 2014
FORD: 2013 Fiesta, 2013-2014: C-MAX, Focus, Fusion, Mustang, Taurus
LINCOLN: 2013-2014 MKS, MKZ
FORD: 2013-2014 E-Series, Edge, Escape, Expedition, Explorer, F-Super Duty, Flex
LINCOLN: 2013-2014 MKT, MKX, Navigator
Some 2013-2014 vehicles equipped with SYNC® and/or MyFord Touch®, MyLincoln Touch® and built on or before 1/6/2014 may exhibit navigation display offset or incorrect position. The last known vehicle location may be displayed instead of current location, or the vehicle location may be displayed as off road from the current vehicle position.
Reprogram the GPSM to the latest calibration using IDS release 89.02 or higher. Calibration files may also be obtained at www.motorcraft.com.
OPERATION DESCRIPTION TIME
140037A Reprogram The GPSM Following The Service Procedure (Do Not Use With Any Other Labor Operations) 0.3 Hr.
Eligible Under Provisions Of New Vehicle Limited Warranty Coverage.
Warranty/ESP coverage limits/policies/prior approvals are not altered by a TSB. Warranty/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool.