as it blowing the fuse WHAT EVER is plugged in to the lighter plug,the lighter plug socket is faulty, need to change it.
shine a torch down the middle see anything broke/loose
when you are inserting a plug the socket is going (S/C) short circuit which will blow the fuse
wirecutterman
July 2011
tempted to say you have a faulty satnav lead as it blows when you plug it in!
Steve
July 2011
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