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New harness, same problems

Posted: Mon Jul 06, 2009 5:13 pm
by mark1914
I picked up a harness of a members 99. Came today and I mean that thing was beautiful. Clean and ready to go. I took my hacked up harness off and installed the newer one. I did everything right. Took my time. Double checked the connections. Put the key back in, pushed the starter button and nothing :headscratch: So I wired the starter bypass back up and it fired right up.

Problem number 2. The set of gauges I bought off another members 92 had a tach issue. The tachometer wouldnt get up past 1500rpms. I thought and talked to you guys and some said its a ground issue in the harness. Well new harness and the tach still doesnt get up past 1500 :dubious: :headscratch: banghead What ground did I miss? Or could it just be a bad set of gauges? The seller said they worked fine when he took them off.

Re: New harness, same problems

Posted: Mon Jul 06, 2009 5:36 pm
by yamaha_george
mark1914 wrote:I picked up a harness of a members 99. Came today and I mean that thing was beautiful. Clean and ready to go. I took my hacked up harness off and installed the newer one. I did everything right. Took my time. Double checked the connections. Put the key back in, pushed the starter button and nothing :headscratch: So I wired the starter bypass back up and it fired right up.

Problem number 2. The set of gauges I bought off another members 92 had a tach issue. The tachometer wouldnt get up past 1500rpms. I thought and talked to you guys and some said its a ground issue in the harness. Well new harness and the tach still doesnt get up past 1500 :dubious: :headscratch: banghead What ground did I miss? Or could it just be a bad set of gauges? The seller said they worked fine when he took them off.
M,
With older bikes ground log spots get corroded, painted over, greasy etc etc. Clean them ALL up tags as well. then get back to us

Re: New harness, same problems

Posted: Mon Jul 06, 2009 5:41 pm
by mark1914
George, what main grounds should I look to work on? I only saw two when I was swapping the harness out. One under the gas tank and the other on the frame in the back.

Re: New harness, same problems

Posted: Mon Jul 06, 2009 8:03 pm
by ragedigital
mark1914 wrote:George, what main grounds should I look to work on? I only saw two when I was swapping the harness out. One under the gas tank and the other on the frame in the back.
Those are the only 2 I can think of. Just clean the contact and the frame real good between them. It could very well be a bad tach.

Re: New harness, same problems

Posted: Mon Jul 06, 2009 10:07 pm
by cad600
The engine and VR are both grounded to the frame. The starter solenoid is grounded to the engine. Those should be the only things.

Make sure the wires for the horn and turn signals are all connected as they will short out one of the fuses. But that should not cause a not to start situation. What item did you bypass to get it to start?

Like Geo said, make sure all of the ground spots are clean (no paint / rust).

Re: New harness, same problems

Posted: Mon Jul 06, 2009 11:24 pm
by ghettomedic505
I had the same problem turned out that the relay that plugs into my harness had a corroded pin on the part for the starter. I got a new relay and it fired right up with the start button. if I didn't make much sense let me knor and ill get some pics up for you buy go check that relay box next to the blinker relay

Re: New harness, same problems

Posted: Tue Jul 07, 2009 12:34 am
by mark1914
I'll check the relay. I looked at it as I was swapping out the harness. Come to think of it I didnt check the ground under the fuel tank.

All I did to bypass the stater button was what the PO did. I hooked up a starter button I got from autozone with two heavy duty gauge battery wires to the round looking relay behind the battery. Starts fine this way. Just doesnt start when I push the actual starter button.

Re: New harness, same problems

Posted: Tue Jul 07, 2009 12:53 am
by ghettomedic505
Ya I did the same bypass on mine to get it to start before I fixed it. When you press the button does your oil light turn on

Re: New harness, same problems

Posted: Tue Jul 07, 2009 9:25 am
by mark1914
ghettomedic505 wrote:Ya I did the same bypass on mine to get it to start before I fixed it. When you press the button does your oil light turn on
No. My oil light doesn't turn on. When I press the a actual start button the lights dim to almost off. I need to recheck the grounds and try and open up the started switch. There's a stripped screw where it looks like the PO tried to open it up.

Re: New harness, same problems

Posted: Tue Jul 07, 2009 9:48 am
by yamaha_george
mark1914 wrote:
ghettomedic505 wrote:Ya I did the same bypass on mine to get it to start before I fixed it. When you press the button does your oil light turn on
No. My oil light doesn't turn on. When I press the a actual start button the lights dim to almost off. I need to recheck the grounds and try and open up the started switch. There's a stripped screw where it looks like the PO tried to open it up.
Now that sounds like the way to go., FZR's do seem to have problems with dodgy starter buttons as well as rubbish grounds.

Re: New harness, same problems

Posted: Tue Jul 07, 2009 12:59 pm
by cad600
I agree with Geo, it sounds like the switch is the problem. But, fixing the switch is almost a waist of time. Go on eBay and find a newer R6 start switch. It can be wired in with minimal effort. And you will never run into the dreaded "My headlights won't turn on" problem by doing it.

Re: New harness, same problems

Posted: Tue Jul 07, 2009 7:05 pm
by yamaha_george
cad600 wrote:I agree with Geo, it sounds like the switch is the problem. But, fixing the switch is almost a waist of time. Go on eBay and find a newer R6 start switch. It can be wired in with minimal effort. And you will never run into the dreaded "My headlights won't turn on" problem by doing it.

+1 on the R6 swap out