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  1. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    You have been a huge help - I don’t need an apology at all. Thank you very much. Just got home and added 12v lead to C terminal and that started...
    Post by: Shelby Biggs, Jul 22, 2025 in forum: XJ Technical Chat
  2. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    Okay this paint's a much clearer picture. So I can take the lead that is connected to battery neg, move that over to battery pos + and connect to...
    Post by: Shelby Biggs, Jul 22, 2025 in forum: XJ Technical Chat
  3. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    The second one hasn't come in yet but should be in before the weekend. I plan to replace the current one with the Caltric coming in.
    Post by: Shelby Biggs, Jul 22, 2025 in forum: XJ Technical Chat
  4. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    Okay sorry for the confusion - Let me try to clarify better. I've added some photos. The two terminals in the front are always hot and I don't...
    Post by: Shelby Biggs, Jul 22, 2025 in forum: XJ Technical Chat
  5. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    I tested voltage to l/w wire running to cutoff relay and it’s getting 12v with kill switch on and drops to 0 when starter button is pressed....
    Post by: Shelby Biggs, Jul 21, 2025 in forum: XJ Technical Chat
  6. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    Trouble shoot mode yes BUT also the only other wire is a ground wire connected to battery neg - when this is connected to the C terminal or...
    Post by: Shelby Biggs, Jul 21, 2025 in forum: XJ Technical Chat
  7. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    [ATTACH] [ATTACH] [ATTACH]
    Post by: Shelby Biggs, Jul 21, 2025 in forum: XJ Technical Chat
  8. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    I figured that was just a flasher relay and the blue/black relay with the blue connector (4 pin) was the safety cutoff relay?
    Post by: Shelby Biggs, Jul 21, 2025 in forum: XJ Technical Chat
  9. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    Yes, if you are talking about the black box under the gas tank? I confirmed safety switches are good, and new ignition fuse is in and not blown. I...
    Post by: Shelby Biggs, Jul 21, 2025 in forum: XJ Technical Chat
  10. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    Yes this is the new starter solenoid and the diagram it came with.
    Post by: Shelby Biggs, Jul 21, 2025 in forum: XJ Technical Chat
  11. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    Ignore the solenoid layout - It didn't stay in place when I posted. [ATTACH]
    Post by: Shelby Biggs, Jul 21, 2025 in forum: XJ Technical Chat
  12. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    The bike does not crank - but you can see it is grounding properly as it will cause the oil light, fuel light, head lamp to act accordingly. The...
    Post by: Shelby Biggs, Jul 21, 2025 in forum: XJ Technical Chat
  13. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    @Rooster53 I am at a loss here - replaced relay and solenoid but still no crank with starter button. I haven't replaced the starter button as...
    Post by: Shelby Biggs, Jul 20, 2025 in forum: XJ Technical Chat
  14. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    Confirmed starter solenoid is wired properly and I tested safety mechanisms and all check out. Manual test and continuity testing while using...
    Post by: Shelby Biggs, Jul 14, 2025 in forum: XJ Technical Chat
  15. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    *Final Update and step by step for anyone else that falls into my shoes* @Rooster53 thank you for the help and let me know if you see anything I...
    Post by: Shelby Biggs, Jul 14, 2025 in forum: XJ Technical Chat
  16. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    *update* I placed a jumper wire from 12v supply with kill switch on and then to blue/white starter wire and the bike cranked. So is this telling...
    Post by: Shelby Biggs, Jul 14, 2025 in forum: XJ Technical Chat
  17. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    *Update* I confirmed it is mirrored. So hunting down a short from fan was a waste of time. The relay to TCI and TCI to relay was blowing the...
    Post by: Shelby Biggs, Jul 14, 2025 in forum: XJ Technical Chat
  18. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    What you said just clicked - when looking at the cover while off, that will represent fuse lay out. Ignition is left. I was thinking it would be...
    Post by: Shelby Biggs, Jul 14, 2025 in forum: XJ Technical Chat
  19. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    No problem - let me know if there are any other pics you need. I’m sure I’ve got them. Well if it is backwards - it sent me on a wild goose...
    Post by: Shelby Biggs, Jul 13, 2025 in forum: XJ Technical Chat
  20. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    [ATTACH] [ATTACH] well - void all that bs/I debated deleting my account and never speaking of this but I did have the safety relay plugged into...
    Post by: Shelby Biggs, Jul 13, 2025 in forum: XJ Technical Chat
  21. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    *Final Update* Found the issue. After removing 75% of the harness, testing all connects and ohms and volts to every possible component.. it was...
    Post by: Shelby Biggs, Jul 13, 2025 in forum: XJ Technical Chat
  22. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    ***update*** I connected main switch, cluster wires and front blinkers back together as well as off/on switch and the fuse will now blow at the...
    Post by: Shelby Biggs, Jul 13, 2025 in forum: XJ Technical Chat
  23. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    I’ve basically pulled the entire harness to inspect and there is nothing standing out. I’ve got a copy of the wiring diagram and it looks power...
    Post by: Shelby Biggs, Jul 13, 2025 in forum: XJ Technical Chat
  24. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    Post by: Shelby Biggs, Jul 13, 2025 in forum: XJ Technical Chat
  25. Shelby Biggs
    Post

    1986 Yamaha XJ700x - 10amp Fuse Blown

    It is the original fuse box behind the cluster panel but they are blade type fuses. Fuse terminals look to be in good condition but I’ll run...
    Post by: Shelby Biggs, Jul 13, 2025 in forum: XJ Technical Chat
  26. Shelby Biggs
    Thread

    1986 Yamaha XJ700x - 10amp Fuse Blown

    Howdy - bike blows the 10amp fan fuse every time I switch the ignition switch from “off” to “run”. I stripped the bike to the frame, did a top end...
    Thread by: Shelby Biggs, Jul 12, 2025, 43 replies, in forum: XJ Technical Chat
  27. Shelby Biggs
    Post

    1986 Yamaha XJ700-X - Top End Rebuild

    Franz - unrelated but figure you might have an idea; I got the bike back together and went to test fire today and it blows the 10amp fan fuse...
    Post by: Shelby Biggs, Jul 12, 2025 in forum: XJ Technical Chat
  28. Shelby Biggs
    Thread

    1986 Yamaha XJ700-X - Top End Rebuild

    [ATTACH] [ATTACH] I’m doing a top end rebuild on my XJ. Not having any issues, just curious if anyone can explain why the large lower cylinder...
    Thread by: Shelby Biggs, Jun 20, 2025, 5 replies, in forum: XJ Technical Chat
  29. Shelby Biggs
    Thread

    1986 Yamaha Xj700-X

    I've got a sissy bar, tail light, and rear seat available. I have a complete airbox as well. Let me know if interested and I'll send photos. I...
    Thread by: Shelby Biggs, Jun 17, 2025, 1 replies, in forum: For Sale, Trade/Swap, Wanted
  30. Shelby Biggs
    Post

    XJ4ever parts & service

    I’ve ordered parts from Len multiple times, and the experience is always the same - quality and to the point. Len is incredibly knowledgeable,...
    Post by: Shelby Biggs, Jun 17, 2025 in forum: Reviews - Service, Online, Retail Shop
  31. Shelby Biggs
    Thread

    Always what I need and arrives quickly.

    I’ve ordered parts from Len multiple times, and the experience is always the same, quality and to the point. Len is incredibly knowledgeable,...
    Thread by: Shelby Biggs, Jun 17, 2025, 0 replies, in forum: Reviews - Service, Online, Retail Shop
  32. Shelby Biggs
    Post

    Electrical - Brake Light - 1986 xj700x

    I’m an idiot - ignore everything I said. I didn’t connect the dots and was manually pressing the brake lever switch wondering why the brake light...
    Post by: Shelby Biggs, Jun 8, 2025 in forum: XJ Technical Chat
  33. Shelby Biggs
    Thread

    Electrical - Brake Light - 1986 xj700x

    Howdy, Having an issue with the aftermarket LED brake light I installed. The brake light dims instead of illuminating brighter when the front...
    Thread by: Shelby Biggs, Jun 8, 2025, 1 replies, in forum: XJ Technical Chat
  34. Shelby Biggs
    Post

    86’ Yamaha XJ700-X - Valve Shims

    Yes, precision shims of Australia will be the route. $212 AUD compared to $500+ USD is hard to argue.
    Post by: Shelby Biggs, Apr 18, 2025 in forum: XJ Technical Chat
  35. Shelby Biggs
    Post

    86’ Yamaha XJ700-X - Valve Shims

    Thank you!
    Post by: Shelby Biggs, Apr 18, 2025 in forum: XJ Technical Chat
  36. Shelby Biggs
    Post

    86’ Yamaha XJ700-X - Valve Shims

    Update: Current Valve Shim Numbers - Can anyone assist me with the right shim numbers to replace these? I'm a bit unsure when following the chart...
    Post by: Shelby Biggs, Apr 17, 2025 in forum: XJ Technical Chat
  37. Shelby Biggs
    Post

    86’ Yamaha XJ700-X - Valve Shims

    Yessir correct - For some reason they made the change to some 86' models but not all.
    Post by: Shelby Biggs, Apr 17, 2025 in forum: XJ Technical Chat
  38. Shelby Biggs
    Post

    86’ Yamaha XJ700-X - Valve Shims

    Update - found this information via another forum. Huge relief. “For the '86 models, Yamaha eliminated the pointer and re-positioned the marks...
    Post by: Shelby Biggs, Apr 15, 2025 in forum: XJ Technical Chat
  39. Shelby Biggs
    Post

    86’ Yamaha XJ700-X - Valve Shims

    Valve Clearance Check I checked the valve clearances today — it looks like there may never have been a marker in the normal spot/screw hole as...
    Post by: Shelby Biggs, Apr 13, 2025 in forum: XJ Technical Chat
  40. Shelby Biggs
    Post

    86’ Yamaha Maxim XJ700-X Carbs: Hitachi Vs Mikuni

    Update: these mikuni carbs are just in horrible condition and I don’t have the time or patience for them. Going to install some after market...
    Post by: Shelby Biggs, Apr 13, 2025 in forum: XJ Technical Chat
  41. Shelby Biggs
    Post

    86’ Yamaha XJ700-X - Valve Shims

    Yeah unfortunately it’s just missing completely. I’m seeing signs that this engine was dismantled and put back together to a certain degree from...
    Post by: Shelby Biggs, Apr 12, 2025 in forum: XJ Technical Chat
  42. Shelby Biggs
    Post

    86’ Yamaha XJ700-X - Valve Shims

    I’m backkkk - so according to the manual, I should have a TDC marker under the timing cover.. it doesn’t appear to be there. If it is in fact...
    Post by: Shelby Biggs, Apr 12, 2025 in forum: XJ Technical Chat
  43. Shelby Biggs
    Post

    86’ Yamaha Maxim XJ700-X Carbs: Hitachi Vs Mikuni

    After thinking about it… what if I grind down the broken post flush, drill and tap it and thread a bolt in and cross drill the bolt to hold the...
    Post by: Shelby Biggs, Apr 5, 2025 in forum: XJ Technical Chat
  44. Shelby Biggs
    Thread

    86’ Yamaha Maxim XJ700-X Carbs: Hitachi Vs Mikuni

    The gift that keeps on giving. The bike came with two sets of carbs, one set of Mikuni BS33 in poor condition with a broken float bowl post for...
    Thread by: Shelby Biggs, Apr 5, 2025, 9 replies, in forum: XJ Technical Chat
  45. Shelby Biggs
    Post

    86’ Yamaha XJ700-X - Valve Shims

    Thanks guys - found this guy on YouTube and is seems like a great resource/visual walkthrough for this specific job. He also has carb rebuild...
    Post by: Shelby Biggs, Apr 5, 2025 in forum: XJ Technical Chat
  46. Shelby Biggs
    Thread

    86’ Yamaha XJ700-X - Valve Shims

    Howdy, plan on pulling valve cover to check clearances this weekend on a new to me 1986 XJ700X - 18k miles - I had an 85 xj700 air head that was...
    Thread by: Shelby Biggs, Apr 4, 2025, 18 replies, in forum: XJ Technical Chat
  47. Shelby Biggs
    Post

    86’ XJ700X Engine rebuild kit? Does it even exist?

    Thanks for the info - I had a lapse in judgment and didn’t remove spark plugs when testing originally. Low readings were at 120 on second dry test...
    Post by: Shelby Biggs, Mar 30, 2025 in forum: XJ Technical Chat
  48. Shelby Biggs
    Thread

    86’ XJ700X Engine rebuild kit? Does it even exist?

    Decided to buy another XJ project (1986 Yamaha XJ700X) because I didn’t learn my lesson the first time. Moto shop said it ran, and I’m sure it...
    Thread by: Shelby Biggs, Mar 30, 2025, 2 replies, in forum: XJ Technical Chat
  49. Shelby Biggs
    Post

    1985 Yamaha XJ 700 (Airhead) won't idle without choke

    **Update** Intake leaks from the carb boots was the issue after all. I do still have to use choke to start the bike if it sits long enough to cool...
    Post by: Shelby Biggs, Mar 26, 2022 in forum: XJ Technical Chat
  50. Shelby Biggs
    Post

    1985 Yamaha XJ 700 (Airhead) won't idle without choke

    Yes. I don’t regret the purchase. Granted I could have spent the same amount of money having the originals professionally rebuilt and tuned but I...
    Post by: Shelby Biggs, Jan 23, 2022 in forum: XJ Technical Chat
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