Anyone understand how my 2011 e89 has intermittent electric power steering errors with long periods without?

[Dannheisser]

Anyone understand how a 2011 e89 has intermittent electric power steering errors with long periods without?

Seems like if there is a real failure it would be 100%

 

[B21]

Anyone understand how a 2011 e89 has intermittent electric power steering errors with long periods without?

Seems like if there is a real failure it would be 100%

That's how the fault appears..apparently