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2nd start button

electrical stuff is not my strong point, I am guessing I would have to cut the connector off the 2nd button and splice into some existing wiring or go directly to the starter relay? Could someone give me some direction as how to wire this up please.
Thanks in advance.
Bill
 
silverbullet said:
Can a second start button be added to my plated fx450? I have a oem button to add if possible.
Perhaps I'm missing something, but why would you want two start buttons? Is one going to be a spare? Or do you want two in series so you have to press both at the same time to be able to start the bike? :?

Or did you mean a button which in some way helps you to start the bike just on the second start of the day? :shock:
 
I want to install a 2nd start button in a different location and be able to use either one to start the bike.
 
How you wire it will depend on where you want to put the second button, which I guess depends on what situation you're planning to use it for?

Note: This comes straight from the wiring diagram - I don't have an FX so I have no way to check whether this is right - you use the information at your own risk!

There's a blue/red wire that comes from pin 3 on the starter relay and goes to one side of the starter button (it looks more like blue/orange on the diagram but the text says it's blue/red and I'd tend to believe the text). That wire has 12V on it when the button's not pressed, and pressing the button shorts it to earth to close the starter relay. If you have a voltmeter you could check to make sure that it has 12V when the button's not pressed and drops to 0V when the button is pressed, as that would confirm you're looking at the right wire and it does what I think it does.

If it does work like that, you could connect your new button so it's in parallel with the original switch and pressing either button should then start the bike:
* Connect one terminal on the new button to an earth.
* Connect the other terminal to a point anywhere on that blue/red wire.

Where you connect to the blue/red wire will depend on where your new switch is going, just connect at the most convenient point to keep your wiring as short as possible. I can't see any other blue/red wires mentioned in the wiring diagram, but if you're going to connect into it anywhere other than at the existing button or the starter relay (where you could be sure you have the right wire), be careful in case there is another blue/red wire which is used for something else!

BTW, I've assumed that the new button is the same basic type as the original one, i.e. push the button to close the circuit, release it and it pops back out and opens the circuit again.

Apart from the button itself (pins 1 and 2 on the button plug) the diagram shows a separate second connection into the button plug with another two wires (pins 3 and 4) which just seems to have a simple permanent short circuit within the button. The earth connection is routed through those pins before it gets to the actual button and that seems to be done for use in the emergency off switch that the FE bikes for Oz have fitted; on the FX with the simple start button the loop through pins 3 and 4 could be removed but they've probably left it in to avoid having to make a different loom just for the FX.

If your new button is the same type as the original, pins 1 and 2 are the ones you need to use to wire up the switch - pins 3 and 4 can be ignored. The wires in the loom to the pins on the button's plug are:
Pin 1: Blue/red
Pin 2: Black
Pin 3: Brown
Pin 4: Black

Pins 2 and 4 are actually connected together within the wiring loom and don't go anywhere else, so I'd guess it will just be a short loop of black wire from pin 2 to pin 4 in the loom.

Hope this helps (if you've stuck with it this far!).
 

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