Super Jet please help with this elec issue before I lose it

Big Kahuna

Administrator
Location
Tuscaloosa, AL
Tor, I do not remember all the details on what it was or was not doing now. It was in early 06. I chased my tail, tried different coils, replaced stator, start stop assembly, etc etc. It was a very intermittent problem. It would run good then bad then good, (like a plug wire with a break in it). All I know is I found it by accident, was unplugging the start stop wires and for what ever reason I felt the wire at the grommet was flemsy. The break was right there. Installed new harness. Ski started running great. How? I could not tell you. Bottom line, check it, it may be part of your issue, may not be. Cannot hurt when you have tried everything else.
 
qjs,I am using a brand new in the box msd enhancer,and another known good enhancer to test,same result,I dont have a stocker right now,why do you think that would matter?

munkie. I can only tell you our experience with them,4 wavejunkies got them and 3 were bad from the start,one lasted a couple months and started doing the same thing shorting in salt.I said it was a waste of time calling him cause he said we must have other elec issues.live and learn move on. oem coils for us from now on.they cost about the same anyway.Im using a one yr old 62t coil,its deff good.
 

skinnyman

YOU CANT RENT MY SKI
Location
Dallas/ToyBox
I will throw in my .02
Stator issue in tona (screw backed out took out stator)
installed New rebuilt stator at the house Ran great,went to ride ,rode for 45min then no start ,Ohmed out stator found coil reading 1/2 of what it should be
Replaced stator runs like a champ
Take a ohm reading if anything is off it wont work with the epic
Doubtful on the V reg if it started
Pm me if you need the long version of the story and all that went in it
 
I dont have a ohm meter thats worth a crap,Was the pulse coil giving half the voltage? I assume your talking about it having issues with the epic,when the problem started the epic was the first thing I removed,I know they are sensitive to less than perfect stators.I usually just swap parts til I find the issue if I have them,in this case im out of stators to try.anyone have a KNOWN good one that they would like to sell..........oem only for me please.

Bk,do you remember if you tried running it with the stop switch unpluged,My start stop is pretty new,and the wires feel fine,but im just trying to understand ANY possible issues it could be.considering it tunrs over every time and the stop plug is out
 

QJS

X-
Location
GONE
Just because it saves putting an expensive ignition through unnecessary hardship.
Chris.


qjs,I am using a brand new in the box msd enhancer,and another known good enhancer to test,same result,I dont have a stocker right now,why do you think that would matter?

munkie. I can only tell you our experience with them,4 wavejunkies got them and 3 were bad from the start,one lasted a couple months and started doing the same thing shorting in salt.I said it was a waste of time calling him cause he said we must have other elec issues.live and learn move on. oem coils for us from now on.they cost about the same anyway.Im using a one yr old 62t coil,its deff good.
 
Rule out the connector between the electrical box and the stator...I had one that gave intermittent spark...corrosion in that connection on the electr box side will cause several problems...
 
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thats good advise,but i did that as well,cleaned the grounding post and all eyelets with a dremil till shiny,also with the first stator i tried running a ground from the ground post direct to the batt,got same result. I was thinking a about adding a ground strap from the batt box mounting bolt direct to the battery while testing the rest the way just to elim the ground issue permanent
 

jetkid

Paul Lambers
Location
Grand Rapids MI
My guess would be the stator or the conections/wires between the stator and your ebox, that what it sounds like to me. Also sound like it could be the cdi but you said you tryed a couple dif ones. Good luck!
 

D-Roc

I forgot!
leave the plugs in the motor and put some extra ones in the plug wires and check for spark. it is getting fuel right? when it backfires does it shoot flames up your pulse lines to the carb, (if you have clear pulse lines)
 
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hmm connections look and feel good, and it did start twice perfect,i used starting fluid in the cylinder a couple time to double check for fuel even though i knew i had it.

interesting idea leaving the plugs in and test the coil with other plugs,are you thinking the voltage is falling off under a load so far that its not making spark?
 
Hurry up and get this thing fixed so we can say " I thought you said you checked that out" or " why didn't you check that first" I can't believe with all the experience within this forum it isn't fixed yet.
 

D-Roc

I forgot!
yes that is what i have been thinking, also i know the head should be grounded because it is bolted to the motor but i have had bad spark because for whatever reason the head shell was not getting a good ground so i put an extra ground cable from the battery to the head where the spark is happening. the only time i can recall having spark and backfires and not having the timing out is when my cases where filled with fuel. it would backfire and fart and then foul up plugs causing no start issues, the ski was sitting and if you have pressure in your tank and bad needle/seats it can flood it up. now we are taking long shots but hey, try it all.
 

Dustin Mustangs

uʍop ǝpıs dn
Location
Holland, MI
I'd like to place my bet on bad wiring and/or connection. Don't just look at the actual terminals, wiring can corrode internally and look fine to the naked eye. Sometimes you will find a bump in the insulation when this happens but not always. If you don't have a known good harness to swap in you will need a multimeter to track this down unless you are physic or just plain lucky.
 
I dont wana mess with it till I get another stator to try,all the connections and wires are good,its doing the same thing with the second stator,and a second ground was added to that pretty much covers everything except the Fw and stator,It has to be one of these,since its getting spark and is way out of time. Ive never seen a stator get spark and be out of time though,has anyone else?
 
I don't know much but I wanna try to help. If you think your all of your wiring are good, then I suspect there must be an air leak somewhere? I had an experience on the leak from the base gasket and crank seal didn't look good. The boat had spark but refused to start. I checked all the leak and fix it all including rebuilt the carbs. Also in your case I would suspect the timing. Just a thought.
 
comp test rules all that out.

It was warm enough today to motivate one more try,Its running now but has me even further confused,Pulled the tbm off and replaced with the same oem FW I tried with the original stator and it fired up,put a timing light on it with the enhancer in and the stator set right up line to line.got a timing of about 20 to 21.
I tryed the oem fw with the old stator and it didnt fire,befor I swapped this newer stator in the other day.so somehow the stator and fw went bad at the same time? I tend to doubt this. One other strange thing is the ski wont die on just a tap of the stop button,you have to hold it down till the motor stops spinning or when you release it the motors fires again,I know this in not right,but have no clue what would cause it?
 

Matt_E

steals hub caps from cars
Site Supporter
Location
at peace
A bad CDI, for example.
A simple DMM could make your life a LOT easier. You could take actual measurements instead of guessing.
 
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