Useful information and from the parts diagrams correct. The diagram also shows the blue one but doesn't specify which equipment it relates to or which models it is fitted to.
There are various copies of VW's parts diagrams available on the internet, not always definitive and certainly not fully up to date, but always worth a look. I quite like this one:
http://www.catcar.info/en/
temp gauge testing
Forum rules
Hints, tips and guides for repair and modification - the FAQ section on the main website is worth checking first for information relating to common faults and technical help. Useful posts and guides will be added to the FAQ http://www.sciroccoregister.co.uk/scirocco-faq
Hints, tips and guides for repair and modification - the FAQ section on the main website is worth checking first for information relating to common faults and technical help. Useful posts and guides will be added to the FAQ http://www.sciroccoregister.co.uk/scirocco-faq