As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE RT AILERON INBOARD PCU HAS CORROSION WHERE IT CONNECTS TO THE OUTPUT LINK. C-CHECK RO 1/5/2021. REMOVED AND REPLACED RT INBOARD PCU, REF CRJ 700 AMM 27-14-01-000-801-A01/ 27-14-01-400-801-A01. COMPLIED WITH SKYTRACK CARD 27-900-1002-SKY.