Touareg: 2013 V6 TDI
Join Date: Nov 2014
Location: Winnipeg, Canada
Second Vehicle: VW 2
Thanked 54 Times in 52 Posts
You didn't mention the year of your Touareg. If you have a T2 and you recently upgraded the firmware of your RNS510, that can cause intermittent backup cam operation.
Otherwise, you could have a failing camera connection or camera device.
"Callie" - 2013 Touareg TDI Execline, Cool Silver on Titan black
"Sophie" - 2010 Touareg TDI Highline, Campanella white on Anthracite - sold back to VW
"Celeste" - 2009 Eos 2.0T DSG Lux, Candy white on Anthracite
"Simone" - 2002 Golf GLS TDI, 5 speed, HID projectors
"Rocinante" - 1990 JDM HDJ81 Toyota Landcruiser turbodiesel, 5 speed, RHD