90 HP Johnson 4 stroke 2003 blown wiring harness

Miket978

Recruit
Joined
Jun 25, 2010
Messages
4
I'm looking at a boat which has a 2003 90HP johnson 4 stroke. The current owner ran the battery down and attempted to jump with jumper cables. I know that (at the very minimum) he fried the wiring harness. What else should I be concerned about? The computer?

How can I quickly test for any further damage?

Any suggestions would be greatly appreciated.
 

tashasdaddy

Honorary Moderator Emeritus
Joined
Nov 11, 2005
Messages
51,019
Re: 90 HP Johnson 4 stroke 2003 blown wiring harness

possibly, the complete electrical system
 

Miket978

Recruit
Joined
Jun 25, 2010
Messages
4
Re: 90 HP Johnson 4 stroke 2003 blown wiring harness

Any idea where I could find a wiring diagram online?

Thanks
 

Al-53

Chief Petty Officer
Joined
Jul 17, 2008
Messages
491
Re: 90 HP Johnson 4 stroke 2003 blown wiring harness

I am going to say you are going to need to replace the harness..computer and alot of the other delicate electrical parts...

the wireing harness alone is over500.00 and the dont list the cost of the computer....

here is a so so pic of the harness

http://www.crowleymarine.com/johnson-evinrude/parts/22010.cfm


Al
 
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