ExecutionManager
EventID=4000
Severity=Error Message=A monitoring host is unresponsive or has crashed. The status code for the host failure was %1
EventID=4001
Severity=Error Message=ESE failure trying to remove module state. The status code for the failure was %1
Source : Part 6 : SCOM 2012 R2 HealthService Event Reference / ExecutionManager
Cengiz KUSKAYA