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Location of Nav unit in a 2012 LR4

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Old Sep 17, 2018 | 05:30 PM
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Rover1968's Avatar
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Default Location of Nav unit in a 2012 LR4

Does anyone know where this unit is located? I need to check my connections to try and figure out why my gps is showing me 150 miles from where I actually am. Also, is the shark fin antenna on the top of the vehicle the satellite and gps antenna? It only has one yellow wire coming from it, and when I unplug it my satellite radio quits working so I am assuming the antenna is not my issue. For some reason, I can't find anything on this particular model of LR on the internet. I only noticed this problem this past weekend and it has only recently started, because it worked fine when I went to the beach 2 months ago.
 
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Old Oct 1, 2018 | 06:22 PM
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The screen is the Nav unit.
It's all built into one unit.
 
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Old Oct 3, 2018 | 09:45 AM
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Originally Posted by jaguardoc504
The screen is the Nav unit.
It's all built into one unit.
Thanks for the reply. I have seen where some are mounted under the drivers seat.
 
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Old Oct 5, 2018 | 08:06 AM
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Sounds like software issue as I believe GPS is digital.
I recall some radios were replaced or updated. You could try a hard reset of the computers by disconnecting the battery terminals and touching the positive and negative cables together with a short wire to completely discharge the system. Not the battery terminals, but the cables!
 
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Old Oct 5, 2018 | 08:50 AM
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Originally Posted by Geo
Sounds like software issue as I believe GPS is digital.
I recall some radios were replaced or updated. You could try a hard reset of the computers by disconnecting the battery terminals and touching the positive and negative cables together with a short wire to completely discharge the system. Not the battery terminals, but the cables!
I ordered a gps antenna from Amazon with the Fakra-C connector on it which is the same as the connector on the oem antenna, connected it and after about 1 minute it corrected position and the gps is now working. Cost me about $10 instead of the $600 Land Rover quoted me. Only thing now is the TMC button still has the red line through it. I've read that you need to tune to a FM station that broadcasts the tmc signal, but I cant seem to find any info on stations in my area that broadcast it.
 
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