Evening all.   Would like to share my recent experience as it may help someone here. Apologies if this has already been flagged up.   I have a 2014 Superb estate 2.0 DSG. I have recently had an issue where the temperature guage kept going up and down between 50 (start) and 90 (normal). This was particularly noticable when going uphill (temperature rises) and downhill (temperature falls).   I had already had cambelt/water pump change middle of last year so was confid