diagnostics for my OMC

[yamadog]

What diagnostic systems are available for my OMC?

[big johnson]

Diag options for OMC

There is a system available from Johnson however there is a new system also available from an aftermarket company That will do Mercury , Yamaha and OMC that you can get and install on you own computer it comes with all the diagnostic cables for all of these manufactures. I purchased it and use it it is a great system. I am very please with this and would recomend this to you.