As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLIGHT CREW NOTICED AN ACRID ODOR IN THE COCKPIT. AFTER NOTING THE ACRID ODOR THE FLIGHT CREW OBSERVED A CIRCUIT BREAKER THAT HAD POPPED. THE ODOR SEEMED TO CLEAR AND THEN REOCURRED ASSOCIATED WITH A SOUND. THE FLT CREW ELECTED TO DEC. MAINTENANCE INVESTIGATION UNDER WAY.