This is slightly off topic, but the security access code might be in the linked thread...You and me both, I really want to get the panel lighting working. I take a look around every few months, but no joy.
If having dark instruments at 4 in the afternoon is an issue for you, this is a workaround ... from my notes,
To enable cluster lights with parking switch:
Open controller [17-Instruments]
[Security Access-16] > Enter 25327
[Adaptation-10] > Change(1)-Illumination_algorithmScale_switching_algorithm from parking_light to lds
But what I'm looking for is this:
http://forums.ross-tech.com/showthr...Access-for-USA-2016-MK7-Golf-R-17-Instruments
I'm looking for a security access code that allows me to tweak the dimming_characteristic_curve_adjustment_internal_p hototransistor (x2-x5).