Then they said the RNS-850 was able to upload the map data from the SD card, but then asked for activation codes. In this customer’s mind, this should be part of routine maintenance services.
Initially, they needed to update the firmware. The local dealer had the car for more than half a day and though in contact with their techline, they couldn’t make it work. Several discussions later we were advised that it had to be taken it to our local dealer where it would be plugged into the scanner and activated. Perplexed, we called the supplying dealer parts department.
The RNS-850 showed a disk was inserted, but that it could not read it. We received the card in a sealed case but there were no instructions supplied so we looked it up, found instructions for bringing up the media menu, and inserted the card.
#SAT NAV UPDATE 2012 VOLKSWAGEN TOUAREG UPGRADE#
At the time there was no verbiage specifying that it had to be dealer-installed and it appeared to us that it could be an easy matter of inserting the card and letting the RNS-850 run the upgrade as we are used to doing with all other electronics. One was disk based and one used the SD card that fits into the RNS-850 card slot. At that time, it appeared that 2 versions of the same upgrade were listed. Online VW Customer care site points customer to OEM parts site.
Nav was long out of date and decided to look into updating it while on Thanksgiving holiday (Nov 2017). I am enclosing scans of parts and invoices to show the history of this nightmare. This is what I wrote to VW customer care describing this nightmare:
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