As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI STAB TRIM EICAS MESSAGE APPEARED IN ONT. A/C RETURNED TO THE GATE AND MTX GROUNDED A/C, AND DEFERRED STAB TRIM MEASEAGE IAW MEL ABX-27-41-2. AND RETURNED AC TO SERVICE AND A/C DEPARTED . MTX PERFORMED STAB TRIM OPS CHECK IAW B767 AMM 27-41-00 OPS CHECK NORMAL AT THIS TIME THIS CLEAR D.I 53889 PLACARD REMOVED MX PROCEDURES C/W A/C REMAINS CAT III A REF LP 39015-03/1 RETURNED A/C TO SERVICE .