Ignition and NSS Bypass (Wiring) - Quick Question (1 Viewer)

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Aug 31, 2014
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Pasadena, CA
So I have done the wiring bypass for the ignition that is often mentioned (94 delayed cranking. Starter, ignition switch, or other? - https://forum.ih8mud.com/threads/94-delayed-cranking-starter-ignition-switch-or-other.987114/page-1) and for the most part that works. However, I want to add a push button start that bypasses the relay (and by association the NSS as well). Now, what I have done, is splice my 12 v power from the relay to the starter and added a switch (button). Once I add power from the batter to that switch, I effectively have jumped my starter, I bypass the relay and the NSS.

So I have this all done, it works as far as I can see. Is there any reason NOT to set my wiring up this way. The only negative that I have read is that I'd have constant 12v running to the switch. Anyone have any thoughts?
 
So I have done the wiring bypass for the ignition that is often mentioned (94 delayed cranking. Starter, ignition switch, or other? - https://forum.ih8mud.com/threads/94-delayed-cranking-starter-ignition-switch-or-other.987114/page-1) and for the most part that works. However, I want to add a push button start that bypasses the relay (and by association the NSS as well). Now, what I have done, is splice my 12 v power from the relay to the starter and added a switch (button). Once I add power from the batter to that switch, I effectively have jumped my starter, I bypass the relay and the NSS.

So I have this all done, it works as far as I can see. Is there any reason NOT to set my wiring up this way. The only negative that I have read is that I'd have constant 12v running to the switch. Anyone have any thoughts?
Is it properly fused, shielded and secured? If so let it rip.
 
So I have done the wiring bypass for the ignition that is often mentioned (94 delayed cranking. Starter, ignition switch, or other? - https://forum.ih8mud.com/threads/94-delayed-cranking-starter-ignition-switch-or-other.987114/page-1) and for the most part that works. However, I want to add a push button start that bypasses the relay (and by association the NSS as well). Now, what I have done, is splice my 12 v power from the relay to the starter and added a switch (button). Once I add power from the batter to that switch, I effectively have jumped my starter, I bypass the relay and the NSS.

So I have this all done, it works as far as I can see. Is there any reason NOT to set my wiring up this way. The only negative that I have read is that I'd have constant 12v running to the switch. Anyone have any thoughts?
In this configuration, you (or someone) will be able to crank the starter in any gear. Not ideal IMO.
 
Is it an off road only rig?
You can start old tractors in any gear...if it's an off road only machine, the liability is limited (some what).
Any particular reason to bypass the NSS?
I could, maybe, see if it were a manual and you wanted to use the starter to slow crawl over a particalary nasty rock, but that boarders on rediculus for legit reasons.
 
Going out to work on a customers 4runner.
Hopefully the weather holds out. He said he has been chasing a misfire. Hopefully it’s simple and cheap for him. He works at the dog food plant. He lives in camper trailer out in the sticks with his wife. Tryin to help out those who need it the most.
 
Is it an off road only rig?
You can start old tractors in any gear...if it's an off road only machine, the liability is limited (some what).
Any particular reason to bypass the NSS?
I could, maybe, see if it were a manual and you wanted to use the starter to slow crawl over a particalary nasty rock, but that boarders on rediculus for legit reasons.
Nope, it's a daily. The problem was that intermitantly, it wouldn't crank (click but no crank). I solved this for the most part by adding the relay and bypassing the ignition switch. However every once in a great while it still will do it. So since I don't want to get stuck (in particular don't want my daughter getting stuck in a situation where it won't start), I was adding in the push button switch to bypass the NSS as well. So should it not start, use the button only in an emergency (you just don't need to lift the hood, unplug wires, etc).

So the question was originally, any reason not to do it from the perspective of the wiring, however you bring up a valid point. For addtional safety could set it up so that it's not connected until I would need it or add a switch that needs to be toggled in front of the momentary.
 

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