As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE PILOT LANDED ON RUNWAY 2 AT KSAC ON 01-07-2022 AT APPROXIMATELY 02:00. THE PILOT WAS BRAKING ON ROLLOUT AND NOTICED THAT THE AIRCRAFT WAS YAWING TO THE LEFT, HE ALSO NOTICED THAT BRAKING WAS REDUCED ON THE RIGHT BRAKE. HE PROCEEDED TO TAXI TO THE RAMP. WHEN THE PILOT REACHED THE PARKING AREA THE RIGHT BRAKE WAS NOT WORKING. THE AIRCRAFT WAS GROUNDED.