As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FLIGHT THE MGT MISCOMP LIGHT ILLUMINATED. ALERTED THE CREW & ADVISED THEM THAT THEY WOULD BE ABORTING THE FLIGHT & RETURNED TO BASE. THE RFM EMER PROCEDURE STATES TO AVOID HIGH POWER SETTINGS IF POSSIBLE & LAND AS SOON AS PRACTICAL. ONCE ON THE GND MX ARRIVED TO TROUBLESHOOT THIS ISSUE. THIS ACFT REMAINS OUT OF SERVICE AT THE TIME OF THIS SUBMISSION AS MX IS WORKING WITH TO CORRECT THIS ISSUE.