Sep 9, 2012
Accident
Substantial Grand Canyon, AZ
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
A total loss of engine power during descent for reasons that could not be determined because postaccident engine examinations and testing revealed no evidence of an anomaly that would have precluded normal operation.
NTSB WPR12LA408