As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING THROUGH APPROX 11,000 FT THE "POWERPLANT" MESSAGE ILLUMINATED AND REMAINED ILLUMINATED FOR THE REMAINED OF THE FLIGHT, ALL ENGINE INDICATIONS WERE NORMAL. RETURNED TO FILED, LANDING UNEVENTFUL. REMOVED FROM SERVICE. REPLACED #2 PEC. OPS CHECK NORMAL. POWERPLANT MESSAGE DID NOT RETURN. RETURNED TO SERVICE.