Where would find a viper control system in a vw mark 4 golf 2002.under the passengers side fascia?
Or under the driver side fascia?,,car is left-hand drive.

Kenny, February 2017

Are you maybe German and asking about the vindscreen viper?

Just Asking, February 2017

One assumes you mean the windscreen wiper.

What problem are you having with it?

Talking the trouble to do the Google search YOU could have done, I find these:

http://uk-mkivs.net/topic/41583-wipers-not-working/ (Includes useful looking photo)

https://www.youtube.com/watch?v=4JxESGPyM0k (Check the comments)

http://www.vwaudiforum.co.uk/forum/showthread.php/7627-MkIV-Golf-Wipers-Dead-Slow-on-all-Settings (describes common problem)

http://www.diynot.com/diy/threads/vw-golf-mk4-2001-wiper-problem.133640/ (describes common problem)

Anon, February 2017