Garmin ECHOMAP UHD Owner's Manual page 95

Engine voltage or Mercury Steering Angle
Boat status
Boat speed
Fuel
Transmission gear
Engine speed
Trim tabs
Engine trim
TIP: To view additional engine details, select Menu > Engine Data.
4
The Mercury Steering Angle may appear on the display, depending on the engine model and configuration, and its location on the display may vary.
Gauges and Graphs
4
87