As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX FLIGHT NR 2276, AFTER SELECTING NR 2 TANK AUX PUMP ON GREEN LIGHT DID NOT ILLUMINATE, BUT DID TEST OK. SHORTLY AFTER THE LIGHT ILLUMINATED. MAINTENANCE REPLACED NR 2 AUX PUMP ON SWITCH IAW TASK 28-21-26-400-801 AND 28-21-26-000-801. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.