6EM819521000
About this part
Looking for Yamaha part 6EM819521000? This is the OEM item described as “Holder, relay” and is manufactured to Yamaha specifications for dependable operation, consistent quality, and straightforward installation.
Why choose genuine Yamaha?
Choosing genuine Yamaha OEM helps avoid problems often seen with pattern parts: mis-sized sealing profiles, inconsistent rubber compounds, poor plating, and connectors that don’t lock correctly. On a marine engine, those small differences can become big issues.
Notes for this part
Relays/solenoids switch high current circuits like starting. Symptoms of a failing unit can include intermittent cranking, a click with no crank, or heat-related starting issues that come and go.
Installation tip: clean terminals, check cable condition, and ensure mounting/earthing points are corrosion-free. Excessive voltage drop from tired cables can mimic relay faults.
Warranty
Warranty: 1 year on new genuine parts (subject to correct installation and normal use).
Ordering tips
Ordering tip: if you’re mid-repair, check the diagram for one-time-use seals, O-rings, and fasteners listed next to this part so you can complete the job without delays.