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What Does Mercury VesselView Actually Do? If your Mercury already has a tachometer, fuel gauge, and chartplotter, adding another engine display might seem unnecessary. But Mercury VesselView isn't simply a digital gauge. It gives you access to information the engine's SmartCraft system already knows, including engine RPM, temperature, fuel flow, fuel efficiency, trim, speed, and more. Depending on your setup, VesselView can also display engine warnings and provide access to compatible SmartCraft …

Mercury Guardian Mode Explained If your Mercury outboard suddenly loses power, will not accelerate, or begins sounding an alarm, your engine may have entered Guardian Mode. Guardian Mode is Mercury's built-in engine protection system. It is designed to help prevent serious damage by reducing engine performance when certain problems are detected. While it can be frustrating, Guardian Mode is actually doing its job by helping protect your engine. What Causes Mercury Guardian Mode? Guardian Mode is …