As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CO-PILOT LEFT BRAKE PEDAL EXCESSIVE TRAVEL & SPONGY. CHECKED BRAKE ASSEMBLIES, ALL VISIBLE BRAKE LINES, MASTER CYLINDERS, & RESERVOIR FOR LEAKS, NONE FOUND. CHECKED BRAKE LINE FITTINGS FOR LOOSENESS FITTINGS FOUND SATISFACTORY. WORK PERFORMED IAW 560 M/M 32-42-01 & 32-42-02.