Compression test

[grios721]

I need to know how to do a com

I need to know how to do a compression test on my outboard. What do i remove. Do i remove all of the plugs at one time? or do i remove them one at a time? Please Help.

 

[ikia]

Remove all plugs. No need to o

Remove all plugs. No need to open the throttle.Crank it over to get highest reading.

 

[Benjamin M Jones]

Remember to pull kill switch!

Remember to pull kill switch!

You could end up frying the electronics if the coils don't fire to ground...