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Old 08-18-2012 | 03:07 PM
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Default hp 500 no spark

Out last night and while ideling to the dock the motor just died. Tried to restart and you could here it try to fire a couple of times and then nothing now.
I borrowed a coil from a friend and no luck. Replaced the pickup in the distributer and still nothing.
Started checking ignition module, 11.8 volts at the + on the coil. Pulled the WHITE/RED wire from the module and only get 10.4 volts.

So do i need a new ignition module? it is a thunderbolt v!
I called around and no one has one in stock, and im leaving wed for loto.

If i half to i will go get a msd box and distributer so i dont have to chance the module not getting here in time.

Thanks for any suggestions.
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Old 08-18-2012 | 04:07 PM
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From: Between A Womans Leggs in IL
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Originally Posted by floyd7811
Out last night and while ideling to the dock the motor just died. Tried to restart and you could here it try to fire a couple of times and then nothing now.
I borrowed a coil from a friend and no luck. Replaced the pickup in the distributer and still nothing.
Started checking ignition module, 11.8 volts at the + on the coil. Pulled the WHITE/RED wire from the module and only get 10.4 volts.

So do i need a new ignition module? it is a thunderbolt v!
I called around and no one has one in stock, and im leaving wed for loto.

If i half to i will go get a msd box and distributer so i dont have to chance the module not getting here in time.

Thanks for any suggestions.
if you get the msd stuff you will be changing it more ofter..ck the rotor for burn spots,,look under it where it slides on to the dist..could be the module,,i would try and borrow one and test..

or if your going to buy anything related to a m d d BOX LOOK INTO DAYTONA SENSORS..THEY MADE THE CRANE BOX....YOU USE YOUR DIST AND THEN CHOOSE HP500 SETTINGS AND CHECK YOUR TIMING AND GO BOATING..

http://www.daytona-sensors.com/CD1.html

Last edited by FIXX; 08-18-2012 at 04:14 PM.
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Old 08-18-2012 | 05:12 PM
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im not getting spark at the coil! Put a new one on and still nothing.
Was just thinking msd because i can have it tomorrow and make sure everything is working before i leave for ozarks

I tried to borrow a ignition module but all i could get a hold of was a tb4 and it wont plug in.

Last edited by floyd7811; 08-18-2012 at 05:16 PM.
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Old 08-18-2012 | 05:19 PM
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Check your kill switch.
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Old 08-18-2012 | 05:21 PM
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From: Between A Womans Leggs in IL
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Originally Posted by floyd7811
im not getting spark at the coil! Put a new one on and still nothing.
Was just thinking msd because i can have it tomorrow and make sure everything is working before i leave for ozarks

I tried to borrow a ignition module but all i could get a hold of was a tb4 and it wont plug in.
where you out of?? state...is yours the triangle one or the 3''x3'' plastic box one..

he is getting power..
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Old 08-18-2012 | 05:27 PM
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Kentucky. Its the 3 x 3 box
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Old 08-18-2012 | 05:29 PM
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From: Between A Womans Leggs in IL
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you may wqant to snatch thease up then and have them 2nd day aired..

http://www.offshoreonly.com/forums/s...-controls.html

ps make sure your knock sensor wire is rust free and clean the knock sensor that screws into the block also..no rust on the threads..

Last edited by FIXX; 08-18-2012 at 05:32 PM.
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Old 08-19-2012 | 06:29 AM
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Had the Exact same issue last Friday. Installed MSD 6al, distributer and coil. Working great now. My Thunderbolt will be on EBay shortly !! lol
I also borrowed another Module from a buddy to make sure it was the issue. $300 so I went with the MSD set up instead
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Old 08-20-2012 | 07:45 PM
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Just last week i was running around having a good time next morning only one motor would fire no power to coil power at the dash fipped my kill switch off and back on fired right up.

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