I had the same issue - one time the wipers stopped working!
They replaced a module on top of the steering wheel to rectify

This happened to me earlier this week. I had a sound system failure a few months ago similar to https://www.xc40forums.co.uk/viewtopic.php?f=11&t=1146&p=12742#p12742 The garage replaced an electronics module in the steering column - told me it could have resulted in the indicators not workin...

This happened to me a few months ago. Then I had a wiper failure, reported in https://www.xc40forums.co.uk/viewtopic.php?f=11&t=877&p=7931&hilit=WIPER#p7931. The garage replaced an electronics module in the steering column - told me it could have resulted in the indicators not working as...