As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT THROTTLE LEVER, TAKEOFF WARNING SYSTEM INTERMITTENT. ACFT GROUNDED. R & R LEFT AUTOTHROTTLE SWITCHPACK ASSY, REF AMM 76-11-020-802-F00 AND AMM 76-11-07-400-802-F00. ACCOMPLISHED AUTOTHROTTLE SWITCHPACK ASSY TEST, REF AMM 76-11-07-400-802-F00 PARA, H, ALL TEST PASS.