Author Topic: Wiring for stereo to come on with ignition  (Read 1146 times)

Offline dubpirate

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Wiring for stereo to come on with ignition
« on: 28 December 2012, 08:51 »
Hi

The car is a 1.4 abd 1993

I want the radio to come on and go off with the ign

Can someone tell me how to wire this please an which wires which

I tried for hours to get the correct combo yesterday

But I can only get it hard wired to the battery so its on and off manually

Help please

Offline bored_Welsh_lad

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Re: Wiring for stereo to come on with ignition
« Reply #1 on: 28 December 2012, 08:54 »
You should have a red and yellow wire on the loom for the stereo, I believe the red is the perm live and the yellow is ignition live. Yellow and red together can give you perm live when ignition is off, what I have found with some stereos is that the yellow and red seem to be the wrong way around. They are normally on bullet connectors so try swapping them if that makes sense..
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Offline dubpirate

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Re: Wiring for stereo to come on with ignition
« Reply #2 on: 28 December 2012, 09:28 »
I don to have red and yellow wits in the car loom and the cars scocket has been previously cut off

I have red and white

Blue

Ble and white

Brown and red thin

Brown thick - earth

What else am I looking for

Offline vwwvgolf

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Re: Wiring for stereo to come on with ignition
« Reply #3 on: 28 December 2012, 11:50 »
Try search for the make and model s manual on google. Might be able to find it. Or there is car audio section?

Offline bored_Welsh_lad

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Re: Wiring for stereo to come on with ignition
« Reply #4 on: 29 December 2012, 09:28 »
http://www.golfgtiforum.co.uk/index.php?topic=74087.0

Wiring diagram is half way down. I thought you were trying to fit a stereo with ISP blocks. Sorry. The diagram should show you the wires you need.
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Offline dubpirate

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Re: Wiring for stereo to come on with ignition
« Reply #5 on: 29 December 2012, 09:40 »
ok so looking at this diagram I have merged the brown and red which I believe is ign live with the red cable back of head unit

and the white and red which I believe is constant batt to the yellow cable back of head unit

it will not come on with the ignition

then I have swapped them over with the bullet connectors in the yellow and red harness in the back of the head unit

still will not work but flashes as I turn ign off?

only way I can get it o work at all is by merging them all

but its constant not run from the ign which I want




Offline itavaltalainen

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Re: Wiring for stereo to come on with ignition
« Reply #6 on: 29 December 2012, 13:19 »
red-white is perm. 12, brown-red is ign 12...

http://www.motor-talk.de/forum/aktion/Attachment.html?attachmentId=710597

You should not combine red-white and brown-red on car loom...
Check with a multimeter if you get voltage on brown red with ignition on, if not then you gotta work your way back to the ignition and check up to which point you've got juice....
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Offline dubpirate

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Re: Wiring for stereo to come on with ignition
« Reply #7 on: 29 December 2012, 22:36 »
its the only way the head unit would work

I tried al sorts of separate combos