As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR TURN BACK AFTER TAKEOFF GOT STATUS MESSAGE NOSE A/G DISAGREE. NO EMERGENCY WAS DECLARED. FOUND THE LT NOSE LANDING GEAR NOT COMPRESSED, SENSOR OUT OF ADJUSTMENT. ADJUSTED LT NOSE LANDING GEAR NOT COMPRESSED SENSOR AS REQUIRED AND RETESTED SENSORS IAW AMM 32-09-08-202-037. NOSE LANDING GEAR NOT COMPRESSED SENSORS RETESTED GOOD.