As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PSEU LIGHT ILLUMINATED ON GROUND. GROUNDED - YES. PERFORMED PSEU BITE REF FIM 32-09 TASK 801. LOGGED FAULT 31-52002 TRA L LT 53. CONFIRMED L/H THROTTLE TAKEOFF WARNING INTERMITTENT. A/C HAS HISTORY OF SAME FAULT. REPLACED #1 A/T SWITCHPACK, ALL TESTS PASS B737-800 AMM 76-11-07.