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    Results 1 to 4 of 4
    1. #1
      Join Date
      Oct 2015
      Location
      Tulsa, OK
      Posts
      3
      Country Flag: United States

      Starter Run-on problem after Trunk Mount Battery install-69 Firebird

      I am 99% complete with my trunk mount battery install and I'm having some starter issues. I am running a remote solenoid in the trunk right next to the battery. 1/0 awg wire through the cabin to the starter with the jumper bar going from the main starter post to the S post.

      When I hooked the battery up, everything looked fine. I hit the key to test it out and the starter kept running even after I turned the key off and removed it from the ignition. I had to run around to the trunk and disconnect the battery post to get it to stop.

      It figured the solenoid got stuck in the closed position so I removed the 1/0 cable from the solenoid (solenoid to the starter). I functioned the key again and verified that the solenoid is opening and closing like it is supposed to.



      That's where I left off with it last night. I have no reason to think that it will be any different when I hook the 1/0 starter wire back up to the solenoid. I have read that newer style starters (mini starters and late model) with permanent magnet motors will regenerate current and produce this run-on condition, but my starter appears to be just a plain ole starter that you would see on any old car (the car has the original Pontiac 400 in it). I do have an extra relay kit provided by MAD electric to run with a mini-starter in the future.

      I guess the next step is to try to remove the jumper bar from the solenoid on the starter and wiring up the MAD relay to the S terminal on the starter solenoid instead of the jumper bar (assuming that this starter is a permanent magnet type). Any thoughts?

      I have attached a couple of pictures of the remote solenoid. The circuit breaker next to the solenoid is going to my electric fuel pump relay FYI

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    2. #2
      Join Date
      Oct 2015
      Location
      Tulsa, OK
      Posts
      3
      Country Flag: United States
      Well, I am not usually one to try the same thing over and over and expect different results, but I get home today and try the same thing over again (no changes) and it worked perfectly. I have no explanation, but I'm glad it decided to work itself out.

    3. #3
      Join Date
      Jun 2012
      Posts
      250
      Country Flag: United States
      Dont use a jumper wire on the starter. That is your problem. battery cable from the battery to the starter directly. Then wire from the ignition switch to the solenoid on the starter.

      Tim
      86 Mustang
      454 LS3 Mast 4500 intake FTI cam Holley EFI Drag radials and pump gas 9.24 143.73

      79 Z28 Bonspeed GT-B DSE front and rear Z51 Brakes 5.3 Holley EFI Vintage Air

    4. #4
      Join Date
      May 2014
      Location
      Stanislaus County Ca.
      Posts
      176
      Country Flag: United States
      Quote Originally Posted by gray86hach View Post
      Dont use a jumper wire on the starter. That is your problem. battery cable from the battery to the starter directly. Then wire from the ignition switch to the solenoid on the starter.

      Tim
      That's how I did mine also.

      I read that there can be run on issue otherwise.




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