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RNS 510 Checksum Calculator
About a year ago I wrote a checksum calculator for the Volkswagen RNS 510 navigation unit. The checksum is a variant on Crc16 and is present either at the end of certain files (eg #CRC16:db1d) or as a...
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RNS 315 Enable Developer Mode
I recently had some time to play with VCDS and a friend’s RNS 315 navigation. By default there is no test mode or hidden menu with extra features like on some other Volkswagen systems. Using VCDS we...
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RNS 315: Enable the hidden bluetooth carkit
The Volkswagen RNS 315 Navigation has a builtin Bluetooth carkit which is disabled by default. I am not sure why, I presume this is done because VW also sells carkits that integrate into the MFD. The...
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