As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 3179 SDF-LGA - WHILE CLIMBING THROUGH 14,000 FEET, THE E1 OIL PRESSURE WENT TO AMBER. OIL QUANTITY ON MFD WAS 3 QUARTS. SHUT DOWN ENGINE IAW QRH AND RETURNED TO FIELD. REMOVED AND REPLACED LEAKING E1 CARBON SEAL IAW EMB 145 AMM 72-61-02-4. OPS CHECK AND LEAK CHECK GOOD.