As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT, GREEN HYD SYS LOW AIR ILLUMINATED. LOW AIR WENT OFF ABOVE 5000 FT. FOLLOWED BY GREEN SYS NR 1 LOW PRESS LIGHT ON ECAM. LOW AIR ILLUMINATED AGAIN DURING DESCENT. SYS PRESSURE REMAINED NORMAL. CREW STATED NR 2 GREEN PUMP SYS PRESSURE WAS NORMAL. R & R GREEN SYS RESERVOIR PRESSURE SWITCH IAW MM 29-11-11-04. SYSTEM TESTED IAW AMM 29-14-00-05. GREEN RESERVOIR SYS AIR LIGHT OP CHECKS GOOD. ACFT OK TO CONTINUE.