As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX, INFLIGHT PSP TO DFW - CREW REPORTED UNSAFE NOSE LANDING GEAR INDICATION ON TAKEOFF. EXTENDED MAIN LANDING GEAR WITH THREE GREEN INDICATIONS. DIVERTED TO LAX AND LANDED WITHOUT INCIDENT. REPLACED D1 32 PROXIMITY SENSOR. SYSTEM GROUND CHECKED NORMAL OPERATION.