Re: What is the purpose of this "gauge"
The best use would be during 4-wheeling. When going up and over an obstacle (or under) it is sometimes important to know if your wheels are straight or turned.
That screen provides this information.
2015 WK2 Overland 4x4 V8, Granite Exterior/Black Interior, ORA II, Advance Tech Package, Rear Seat DVD/Blu-ray