As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT NR 3318, LEFT LP BLEED FAILS TO INDICATE CLOSED WHEN SELECTED. MAPS CHECK OK. MAINTENANCE INSPECTED LT BLEED VALVE OPENS AND CLOSES NORMALLY. LAMP CHECK INTERMITTENT. RELAMPED LEFT BLEED CLOSED ANNUNCIATOR AND TESTED WHILE RUNNING. CHECKS OK.