A300
Flight Crew Instrument; Flight Crew Air Transport Pilot (ATP); Flight Crew Multiengine
Aircraft Equipment Problem Less Severe; Inflight Event / Encounter CFTT / CFIT
Air Traffic Control Issued Advisory / Alert; Flight Crew Returned To Clearance
ATC Equipment / Nav Facility / Buildings
Visual Approach with both autopilots on; (CAT III showing) at approximately 3;000 feet aircraft excessively pitched nose down approximately 7-10 degrees following a false glide slope. Pilot flying (First Officer) disconnected the autopilot and leveled off at 2;000 feet as Tower called a low altitude alert. The aircraft glide slope recovered and showed a correct indication from the final approach fix to touchdown.  was written up and documented after shut down. Aircraft did not descend below 2000 feet prior to the final approach fix. Final Approach Fix altitude is 2;000 feet.
A300 Captain reported the aircraft pitched over abruptly following a false glide slope; resulting in a low altitude alert from the Tower.