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Wiring Issue - Need Help Please


Best Answer Dan , 15 April 2014 - 07:39 AM

Are you connecting both green indicator cables to one terminal on the lamp and earthing the other side? Did you do the same with the ignition warning? I thought when you first mentioned the ignition warning you had it right, but you seem to have misunderstood how they work. The only warning lamp on your dash that gets a direct earth is the main beam. The ignition warning gets ignition switched live to one terminal and brown/yellow to the other. The indicator repeater gets one green indicator feed to each terminal. The oil pressure warning gets switched live to one side and the pressure sender to the other. You may have damaged your alternator if you had the warning light rigged up wrong. Go to the full post


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#16 joyce1bro

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Posted 13 April 2014 - 04:19 AM

No, and linking the earths together doesn't put them in series. It won't be that, as long as the earth terminals are the ones running to earth it won't matter if they are connected together or not. What do you mean about daisy chaining an ignition wire though? You aren't giving very much information, can you give us some colours? The wiring colours are to a fixed code and all mean something different.


Ok so wired as follows
Red/green powering lights to gauges
2 white wires I left one not hooked up and the other is used with the brown/yellow for ignition warning. (Could be the issue)
Blue/white for high beam light
Blacks = earths
Green/black is hooked to fuel Gauge signal
Green/white hooked for indicator light.
Power for the tacho and speedo come from the fuse block and are independent (they are on a spare terminal so nothing else is using the supply)

Edited by joyce1bro, 13 April 2014 - 11:34 AM.


#17 joyce1bro

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Posted 13 April 2014 - 09:35 PM

Bump for help?

#18 joyce1bro

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Posted 14 April 2014 - 06:41 AM

So no one? Obviously I'm getting some kind of back feed to the coil. Just unsure which colour wire might feed it?

#19 Yoda

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Posted 14 April 2014 - 07:25 AM


2 white wires I left one not hooked up and the other is used with the brown/yellow for ignition warning. (Could be the issue)

 

 

 

Hmmm. Could well be.

I suggest removing this wire and testing. then wire the brown yellow correctly between alternator and warning lamp.



#20 joyce1bro

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Posted 14 April 2014 - 08:51 AM

 


2 white wires I left one not hooked up and the other is used with the brown/yellow for ignition warning. (Could be the issue)

 

 

 

Hmmm. Could well be.

I suggest removing this wire and testing. then wire the brown yellow correctly between alternator and warning lamp.

 

thanks yoda... I only hooked them both together because that what it was on the old speedo.. but ill remove and test again



#21 joyce1bro

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Posted 15 April 2014 - 05:17 AM


 


2 white wires I left one not hooked up and the other is used with the brown/yellow for ignition warning. (Could be the issue)

 

 
 
Hmmm. Could well be.
I suggest removing this wire and testing. then wire the brown yellow correctly between alternator and warning lamp.
 
thanks yoda... I only hooked them both together because that what it was on the old speedo.. but ill remove and test again

Ok so sorted the starter motor and tacho issue. A white wire (live) was connected to the ignition warning light wire (brown/yellow). So now car starts and shuts down fine.

#22 joyce1bro

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Posted 15 April 2014 - 05:22 AM

Having issues now with the indicators. Both work when each green wire is isolated (drivers side tends to be a little slow and dim when lights are on) but as soon as I hook them together they draw current from each other. So when the right one flashes the left one dims and vice versa. Also the ignition warning light will not work and has not power coming to it. I have used the brown/yellow wire for the warning light and ran an earth of the other light terminal but nothing.

Ideas?

#23 Yoda

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Posted 15 April 2014 - 06:10 AM

The warning light need an ignition switched live, not an earth! Regarding the indicators, i cant quite understand what you are doing here with the green wires? Slow and dim suggests a high resistance, probably with an earth or possibly a wrong wattage bulb.

 

Explain the green wire issue a bit better and maybe we can help.



#24 joyce1bro

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Posted 15 April 2014 - 07:25 AM

The warning light need an ignition switched live, not an earth! Regarding the indicators, i cant quite understand what you are doing here with the green wires? Slow and dim suggests a high resistance, probably with an earth or possibly a wrong wattage bulb.
 
Explain the green wire issue a bit better and maybe we can help.


Ok if thought as much. So I just connect the other terminal on the warning light to te white live loom wire? When I joined them last time te car wouldn't stop running. I'll give it a crack though.

As for the indicators. I'm only running one indicator light on the dash which means I would join the 2 wires together (green/white and green/red) making one wire to connect to the indicator dash light correct? When I do that both indicators will flash like hazards when I indicate left or right. The drivers side indicator will always flash slower and not as bright as the passenger side.

Hope you can understand my explanation and thanks for helping in advance

#25 Dan

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Posted 15 April 2014 - 07:39 AM   Best Answer

Are you connecting both green indicator cables to one terminal on the lamp and earthing the other side? Did you do the same with the ignition warning? I thought when you first mentioned the ignition warning you had it right, but you seem to have misunderstood how they work. The only warning lamp on your dash that gets a direct earth is the main beam. The ignition warning gets ignition switched live to one terminal and brown/yellow to the other. The indicator repeater gets one green indicator feed to each terminal. The oil pressure warning gets switched live to one side and the pressure sender to the other. You may have damaged your alternator if you had the warning light rigged up wrong.

#26 joyce1bro

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Posted 15 April 2014 - 08:23 AM

Are you connecting both green indicator cables to one terminal on the lamp and earthing the other side? Did you do the same with the ignition warning? I thought when you first mentioned the ignition warning you had it right, but you seem to have misunderstood how they work. The only warning lamp on your dash that gets a direct earth is the main beam. The ignition warning gets ignition switched live to one terminal and brown/yellow to the other. The indicator repeater gets one green indicator feed to each terminal. The oil pressure warning gets switched live to one side and the pressure sender to the other. You may have damaged your alternator if you had the warning light rigged up wrong.


Hi Dan,

Thanks for the info. You and Yoda were bang on with your analysis. I thought the wires for the indicator and the warning needed to be earthed. So had them hooked in wrong. Have made the change and everything is working perfectly. I then pulled the indicator bulb out and it's knackered and only just making contact. I can now re install everything and be happy.

Thanks again everyone for your help. Most appreciated.

#27 joyce1bro

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Posted 15 April 2014 - 10:41 AM

now if only I can figure out the erratic tacho... mmmmmm 






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