What: TACA Peru Airbus A320-200 en route from Lima to Cuzco
Where: Cuzco
When: Sep 18th 2011
Who: 90 passengers
Why: While en route, the windshield heating system began smoking.
Pilots continued to Cuzco, stepping up the pace, and made a safe landing, with no injuries. Some passengers erroneously believed the turbine in the right wing was on fire.
“sobrecalentamiento en el sistema eléctrico de los parabrisas en la cabina de los pilotos originó humo y activó el proceso de emergencia preventiva“, the problem was due to overheating of the windshield heating system, according to TACA, a problem that was essentially a short circuit.

Air Canada flight AC-851 had to return and make an emergency landing at Heathrow Airport in London, United Kingdom, on February 3rd.
TAM Airlines flight JJ-3289 had to return and make an emergency landing at Sao Paulo–Guarulhos International Airport in Brazil, on April 26th.
United Airlines flight UA-657 made an emergency landing in Newark, New Jersey, on October 23rd.