As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
#2 ENGINE BURNS 100 PPH MORE THAN #1 & RUNS 30+ DEGREES HOTTER @ ALL CRUISE ALTITUDES AND SPEEDS. GROUNDED - YES. PERFORMED EEC BITE PROCEDURE PER B737-800 AMM TASK 73-21-00, NO FAULTS FOUND ON EITHER ENGINE. ALL ENGINE PARAMETERS ARE WITHIN ENGINE OPERATION LIMITS PER AMM 71-00-00, CONCURRED WITH TECH SERVICES ALL PARAMETERS ARE NORMAL.