US spec VW Golf TDI does not have independant rear suspension, Jetta TDI does, also checked Audi A3 | VW TDI forum, Audi, Porsche, and Chevy Cruze Diesel forum
How to refill your car with a 4L Greenchem AdBlue Bottle - Distribution365 - YouTube
What is AdBlue and does your diesel car need it? | heycar