A fault says "cornering lights failure" but all lights are working very well.

What is your question?

A fault shows on the dash that says " cornering lights failure" but all lights are working good. There is also a triangle symbol that appears in the middle of the odometer cluster.

What makes this problem better or worse?

The seem to be normal when driven but it's annoying to see it on the dash.

How long has your 2008 BMW 650i had this problem?

Few days