mercury sport jet 120 hp no fire

slyfloyd

Petty Officer 2nd Class
Joined
Jun 22, 2004
Messages
103
Need help with this engine, i dont have fire on the four spark plug does someone can tell me were to inspect firts, its mercury 120 hp sport jet .

Thanks you!!
 

tashasdaddy

Honorary Moderator Emeritus
Joined
Nov 11, 2005
Messages
51,019
Re: mercury sport jet 120 hp no fire

go to maxrules.com click merc techical info
 

Zamboni

Petty Officer 2nd Class
Joined
Jan 29, 2005
Messages
151
Re: mercury sport jet 120 hp no fire

English probably isn't your first language, its hard to help from your first post. No spark to all 4 plugs....start with obvious, kill switch....next check switchbox. Do you have a DVA meter?

Or is it just missing spark on #4?

What year is your engine....XR2?....I have shop manuals in pdf, can email you correct one for your engine, very thorough ignition section. Post email and which engine if you want it.
 
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