Originally Posted by
ThunderChicken
Funny you should mention this. The airplane I flew yesterday had the APR deferred. It came on umcommanded in flight for a previous crew but apparently it wasn't an issue as the engine responded the the throttle inputs just fine.
I had a similar instance to this out of MSP a year or so ago. APR just came on out of nowhere, stayed on for a few minutes and went off by itself. Unknown why it was tripped, nothing was abnormal prior to it going off.