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Broken wire on coil harness?

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Old Mar 19, 2010 | 03:37 PM
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From: Chy-Town
Question Broken wire on coil harness?

What do you guys think about this broken wire on one of the coils harness? Should I solder it back together? Its the black wire in my pick its cut in two.
Attached Thumbnails Broken wire on coil harness?-p1000582.jpg   Broken wire on coil harness?-p1000583.jpg  
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Old Mar 19, 2010 | 03:40 PM
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Buy a new ignition coil harness. Malloy Mazda.
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Old Mar 19, 2010 | 04:12 PM
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From: Chy-Town
Originally Posted by Rotary Experiment Seven
Buy a new ignition coil harness. Malloy Mazda.
Can I just solder it back togethere every thing else looks good?
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Old Mar 19, 2010 | 04:14 PM
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You could but that harness is less than $80. They get old ad brittle from heat and soaked with oil, and compromise your ignition system. There was also an update performed to the faulty ground.
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Old Mar 19, 2010 | 04:27 PM
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From: Chy-Town
Originally Posted by Rotary Experiment Seven
You could but that harness is less than $80. They get old ad brittle from heat and soaked with oil, and compromise your ignition system. There was also an update performed to the faulty ground.
So thats what it is a ground how did it hook up? Did it have to different grounds one per broken end or what? Thanks
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Old Mar 19, 2010 | 07:05 PM
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Replace the harness. It's as old as your car is, and over time they degrade and can fail. Having a robust ignition system is pretty important on a turbo rotary, don't you think ?
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Old Mar 19, 2010 | 07:13 PM
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From: Chy-Town
Originally Posted by GoodfellaFD3S
Replace the harness. It's as old as your car is, and over time they degrade and can fail. Having a robust ignition system is pretty important on a turbo rotary, don't you think ?
Yea your right any one have a picture of what is soppose to look like?
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Old Mar 19, 2010 | 07:58 PM
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That ground runs about 2-3 inches to one of the 8mm head nuts in between the coils. As Ihor mentioned, the replacement harness have the ground integrated into the harness itself. Do you have a bracket to mount that 2nd gen leading coil?

Also looks like evidence of a bad oil leak in that first picture, possibly from the oil filter pedestal.
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Old Mar 19, 2010 | 09:40 PM
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^ like he said. It runs to a nut in between the coils. The wire itself should have an 0-ring type fitting on one side.

They updated this in the later models (I forget but want to say 94+).


80 bucks for that? Mazda should be slapped on the cost of their wiring components. It's seriously not worth anywhere near that.
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Old Mar 19, 2010 | 11:57 PM
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From: Chy-Town
Originally Posted by grimple1
^ like he said. It runs to a nut in between the coils. The wire itself should have an 0-ring type fitting on one side.

They updated this in the later models (I forget but want to say 94+).


80 bucks for that? Mazda should be slapped on the cost of their wiring components. It's seriously not worth anywhere near that.
Tell me about it!

I just checked the complete ignition wiring harness and its perfect no brittle wires just this. So both ends should be grounded to a bolt?

Last edited by GoodfellaFD3S; Mar 20, 2010 at 08:31 AM. Reason: this isn't the GG/BG section.
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Old Mar 20, 2010 | 12:14 AM
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How can you possibly blame a thin 17 year old broken wire on a shop that presumably worked on your car how long ago.....?

If you don't want to listen to the good advice given you in this thread that's fine. But if you have an axe to grind, start a bad guy thread in the appropriate section. Potshots and snipes arent needed in the tech section.
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Old Mar 20, 2010 | 12:38 AM
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From: Chy-Town
Originally Posted by GoodfellaFD3S
How can you possibly blame a thin 17 year old broken wire on a shop that presumably worked on your car how long ago.....?

If you don't want to listen to the good advice given you in this thread that's fine. But if you have an axe to grind, start a bad guy thread in the appropriate section. Potshots and snipes arent needed in the tech section.
No its the first thing they **** up on. Plus aim not blaming them but it looks to me like they put it together like this. Were are the other ends of these broken wires? But like I stated before did these two broken ends just met up to a ground some where?
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Old Mar 20, 2010 | 11:59 AM
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