As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOTHROTTLE DISC LIGHT CAME ON DURING PUSHBACK RETURNED TO GATE AND WAS GROUNDED BY MAINTENANCE. MAINTENANCE CONDUCTED TEST 02 AND 10, NO FAULTS FOUND. REF AMM 22-00-02. A/C RELEASED PENDING TEST 30/40 TO CAT I PLACARD ROTATED.CONDUCTED TEST 30/40 PER AMM 22-00-02. NO FAULTS AT THIS TIME. A/C RELEASED CAT IIIB PLACARD ROTATED.AIRCRAFT RETURNED TO SERVICE.