As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HYDRAULIC EDP1A CAUTION MSG. / R/R LEFT ENGINE EDP IAW CRJ 900 AMM 29-11-01-000/400-801-A01. R/R LH EDP CASE DRAIN FILTER AND EDP PRESSURE FILTER IAW CRJ 900 AMM 29-11-40-000/400-801 AND AMM 29-11-09-000/400-801. OPS CHECK AND LEAK CHECK GOOD, NO EDP1A CAUTION MSG AT THIS TIME. NO OTHER DEFECTS NOTED.