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Cigarette Lighter Lighting: Won't Work with LDA

 
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dj1
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Post15-07-2004, 19:55    Subject: Cigarette Lighter Lighting: Won't Work with LDA Quote

Hello,


I just installed my LDA.
I wanted to use the cable from the cigarette lighter socket to power the lighting for the LDA (likely referring to a specific device or system).
So, I unplugged the connector from the ignition system (the connector has 3 wires) to see which one was for the lights -> it's the blue/white wire.
When I was taking it out, the radio turned on <- strange? icon_rolleyes.gif
Okay, LDA lighting cables completed.

Problem: The cigarette lighter and the LDA (License Plate Lamp) are not working.

I've already checked the fuses (number 21 -> cigarette lighter) – they are okay.
The remaining interior lighting is working.

What could be wrong with that?


Please help!
Thank you.


Regards,
DJ.


Translated on 13-08-2026, 18:23.
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ulf
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2023 MG ZS
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Post15-07-2004, 20:36    Subject: Lighter & LDA Lighting: Troubleshooting Guide Quote

dj1 wrote:
What could possibly be wrong with that?

Most likely, your car is currently plotting something mischievous, and you're about to thwart its plans using LDA.
That's why he's now taking revenge with bizarre copper worms...

Seriously, that's a bit too much for me.
Normally, all the instrument panel lighting is connected to one fuse, as far as I know -> either everything works or nothing at all... but it's a different fuse than the one for the "main power" that powers the starter!
Gruß Ulf
_________

MG4 Electric


Translated on 13-08-2026, 18:26.
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dj1
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Post15-07-2004, 20:44    Subject: Cigarette Lighter Lighting: Won't Work with LDA Quote

Yeah, I think that's weird too...
Well, I guess I'll have to do a little more searching.


Thank you very much.


Translated on 13-08-2026, 18:27.
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Julian
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Post15-07-2004, 20:49    Subject: Cigarette Lighter Lighting: Won't Work with LDA Quote

Did you temporarily turn the ignition back on? icon_eek.gif (Silly question, but some comfort control units send signals even in standby mode...)


Translated on 13-08-2026, 18:27.
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Dan.jel
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Post16-07-2004, 6:47    Subject: Cigarette Lighter Lighting: Won't Work with LDA Quote

Maybe the plug is just loose.
This has happened to me while assembling something before too... icon_wink.gif


Translated on 13-08-2026, 18:28.
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dj1
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Post16-07-2004, 13:00    Subject: Where to get negative numbers? Quote

Maybe the plug is simply disconnected?
This has also happened to me once while assembling something... icon_wink.gif


Hi,

Apparently, the coil (from the Zigi) is defective.

Can someone tell me which one is the negative cable?
There are three wires connected to the plug.

Best regards,
DJ.


Translated on 13-08-2026, 18:29.
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