As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB, RT ENGINE ROLLED BACK AFTER TAKE OFF ABOUT 20 DEGREES. SWITCHED DAU NR 1 TO CHANNEL B AND ENGINE OK. TROUBLESHOOTING REVEALED A FAULTY NR 2 EEC (ELECTRONIC ENGINE CONTROLLER). INSTALLED A SERVICEABLE EEC IAW MFG MM AND PERFORMED ENGINE OPERATIONAL CHECKS. ALL PARAMETERS NORMAL.