turn signal

Hi The front and rear turn signals are working fine on the right side but the wing mirror turn signal on this side does not appear to be getting any power. On the left side the power is around 11v. Any thoughts Thanks

As the title, Ive noticed that my indicators dont work on the mirrors. Also they don't fold in when I press the button. I've looked at replacement light units on ebay and I'm Shocked at the price of them! Am I really looking at between £60 & £90 (each) for them? Seems a lot for what they...