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coils

Thread
Sudden No Spark Issue? XJ700-X

Hello, I have an 85 that has been a nice rider, 2-3 years ago we reshimmed all the vales since it was at 30K miles, installed new Dyna Mini...

Thread by: Twill864, Jun 30, 2026, 0 replies, in forum: XJ Technical Chat
Thread
Xj650 dies under load

First time poster long time reader. I have a 1983 XJ650. It sat for a few years and I just went through the carbs. Starts great and idles perfect....

Thread by: zack g, Oct 1, 2025, 5 replies, in forum: XJ Technical Chat
Thread
1990 Yamaha YX600 Radian Coils

Hi, so I'm new here and only joined after seeing multiple people comment on how the radian is basically an XJ650 with some slightly different...

Thread by: BoostinLoose, Jul 4, 2025, 5 replies, in forum: XJ Technical Chat
Thread
XJ550 backfires, won't start.

Hi everyone. Been trying to get my '82 XJ550 project up and running for the coming season, but I just can't seem to get this ignition system...

Thread by: j_ham, Feb 5, 2023, 18 replies, in forum: XJ Technical Chat
Thread
Replacement Coils for 1985 maxim x 700

Hi all I've been in the process of restoring a maxim x, and I suspect the coils are bad which is giving me weak spark. I measured the resistances...

Thread by: Bryce W, Aug 15, 2022, 8 replies, in forum: XJ Technical Chat
Thread
82 550 Seca, no spark

Need help from the sages in here. Just bought a 550 Seca Seca this week. Previous owner (PO) last had it running 10 years ago and couldn't get it...

Thread by: Andrew Nichols, Jun 26, 2022, 13 replies, in forum: XJ Technical Chat
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Coil packs

Can I use AW82- TRI coils in place of my cm12-10 coils

Thread by: Pamandwill, Feb 5, 2021, 4 replies, in forum: XJ Technical Chat
Thread
Blowing ignition fuse

Hi all, I'm writing for the first time on the forum, though I read a lot of posts in the past year. I have been experiencing a problem since I...

Thread by: Max83 XJ550, Oct 16, 2020, 29 replies, in forum: XJ Technical Chat
Thread
Coils going bad or Yamaha needs to warm up?

Hey all! Long time no chat. Have a question for you all. I have a heck of a time starting up my bike. Let it warm up for a minute or two then go....

Thread by: Suvoth, Sep 14, 2019, 9 replies, in forum: XJ Technical Chat
Thread
Ignition coils

I took the tank off my bike today and while looking for shorts I noticed that one of my coils says 204 and the other one says 202 what's up with tha?t

Thread by: Moto psycho, Apr 26, 2018, 1 replies, in forum: XJ Technical Chat
Thread
1997 Virago xv1100 - Runs poorly

Hello All, I recently purchased a 1997 Virago xv1100 that needs some TLC. My xj700n is very fun and fast but it does not lend itself to saddle...

Thread by: Paul Howells, Apr 22, 2018, 7 replies, in forum: Other Motorcycles
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XJ650 Seca spark diagnosis coil?

Hi guys, I need a bit of technical assistance. bike is running a bit off. cylinders 3 and 4 are running cool @approx 85celcius. about 50 degrees...

Thread by: taptapindustries, Mar 27, 2018, 14 replies, in forum: XJ Technical Chat
Thread
Electrical / Ignition Issues

Hello all, 82-83 Yamaha Xj750 Maxim. I'm having a problem with the electrical system. It seems like cylinders 2 and 3 aren't firing. At least it...

Thread by: Bleechmint, Jul 14, 2017, 4 replies, in forum: XJ Technical Chat
Thread
XJ750mk just won't stop dying on me.

Alright, so it's a new season and I'm back with more issues with what seems to be proving itself as one of the more temperamental examples of the...

Thread by: Trenchcoat, Apr 7, 2017, 67 replies, in forum: XJ Technical Chat

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