Fuse blowing

Hi. fuse 18 keeps blowing just when I rev the engine cf_emoticons__BangHead:   It's ok when just sitting idle but the second you put your foot down pop cf_emoticons__BangHead:

which engine?

try reading this.

http://vwgolfmk1.org.uk/forum/index.php?page=topicview&id=electrics_2%2Ffuse-number-18-pain-in

It's a ex. Tried that and still no joy   just pops when revs go over 4000

u tried changing the horn and coolant level relay?

check the wiring to the ignition live spades 'G' round the back, G2 and G5 are both connected to fuse 18 as are the coolant level relay if fitted (D/7) and the horn (A/25)

http://www.clubgti.com/showthread.php?219775