The Lion Air sensor was defective when installed on the aircraft (The day prior to the accident), it was a part that was repaired by a company in Florida that w

The Lion Air sensor was defective when installed on the aircraft (The day prior to the accident), it was a part that was repaired by a company in Florida that was not authorized to repair it, and the airline's maintenance department failed to verify its correct operation and just forged the verification in their records. The Ethiopian Airlines sensor was speculated to have been hit by a bird on takeoff.