Adjusting the Heading Using the Helm
NOTE:
You must enable the
Shadow Drive™ feature before you can adjust the heading using the helm while the autopilot is engaged
(Enabling the
Shadow Drive Feature).
With the autopilot engaged, manually steer the boat using the helm.
Shadow Drive and 
at the top of the heading screen appear in yellow, and you have full steering control using the helm.
When you release the helm and maintain a specific heading for a few seconds, the autopilot resumes a heading hold at the new heading.