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-   -   F4i, where is the battery grounded to? (https://cbrforum.com/forum/general-tech-9/f4i-where-battery-grounded-116506/)

BTBTBT 09-15-2010 12:47 PM

F4i, where is the battery grounded to?
 
Simple question I hope,

The negative terminal of the battery is connected to ground, but where is that ground point? Anyone know?

TIA

thedudeman 09-15-2010 01:20 PM

The frame.

BTBTBT 09-15-2010 02:24 PM

thanks, I was hoping for a better description . I am suspecting a loose connection "at the frame" -- but WHERE on the frame?

thedudeman 09-15-2010 02:28 PM

I'm not 100% sure, and I don't have an F4i to stare at to find out. Anywhere there's a bolt holding a wire to the frame.

http://cheapcycleparts.com/model_yea...semblies/13308

Maybe these harness diagrams will help you trace the wires.

thirdgenlxi 09-15-2010 03:04 PM


Originally Posted by thedudeman (Post 967234)
The frame.

Actually it goes on the rear bolt of the starter ;)

https://i2.photobucket.com/albums/y1...Picture025.jpg

thedudeman 09-15-2010 03:10 PM

Yyyeeeaaahhhh but the bolt actually threads into the motor. Which is a stressed member of the frame. Wire -> bolt -> engine -> frame. Therefore wire -> frame. Transitive property! :icon_emm:

BTBTBT 09-15-2010 04:11 PM

THANK YOU!!! That picture is very helpful, Thank you.

This may explain my battery charging / starter problems I've been having over the past few months.

Now, how accessible is the starter with the engine still in the frame? Aside from the tank, any other large obstructions?

thirdgenlxi 09-15-2010 04:20 PM

It's pretty easy.... take the tank off, airbox off, and wiggle your way through the coolant hoses and it's right there

Have you checked the 2 connectors between the stator and R/R and main wiring harness and R/R?? Those can get water in them and cause weird charging problems. I cut my connectors off and hardwired/heatshrunk everything, and never had a prob since

BTBTBT 09-15-2010 07:02 PM

I'll give it a shot tomorrow. thanks.

as for the stator/rr... I sucked it up and bought brand new stator AND r/r thinking that it was one or the other... NOPE. with the new parts in, I exhibit identical problems, so, the only thing that didn't change between the new/old stator/rr, is the wiring, and the black plug that the r/r plugs into.

Thanks for the ongoing assistance!

-John

BTBTBT 09-17-2010 09:29 AM

I tore the bike apart,

found where the ground wire is connected. It is tightly connected to the rear of the starter. The cable didn't appear to be frayed, so there goes that idea.


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