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Marine Diagnostics
Diagnostics that don't stop at the dock.
Outboard, inboard, and stern drive diagnostics for Mercury, Yamaha, Suzuki, Honda Marine, and Evinrude. Guardian Mode alarms, SmartCraft codes, and Golden Values for every sensor on your engine.
2,100+
Marine Codes
800+
Golden Values
120+
Engine Models
5
Major OEMs Covered
Search Marine Codes
Common Marine Codes
Don't get stranded offshore.
Full marine diagnostic intelligence. Know what every alarm means before you lose cell signal. Golden Values verified by certified marine technicians.
Start Pro — $29/moDiagnostic information for agricultural, off-road, and competition use. Not intended for emissions-controlled on-road vehicles where prohibited.