Adding Bluetooth to a VW RCD 300

I own a basic VW Caddy MK3 (2009) which was equipped with a RCD 300 head unit. It did not come with the aux function/connectivity and this post explains how I added Bluetooth connectivity. This was a very simple installation with no requirement for VCDS coding; the Bluetooth adapter replicates a CD changer. At the time of writing this article, I was able to purchase this adapter on Amazon UK for ~£35 – https://amazon....

June 18, 2021 · 3 min · Tom