Aviation regulator DGCA is probing mid-air engine failure of IndiGo's A320 neo aircraft that was flying from Bangalore to Ahmedabad earlier this week, according to an official.
The incident happened on October 8 forcing the plane to return to Bangalore. IndiGo, the country's largest airline in terms of market share, has been facing problems with Pratt & Whitney engines powering its A320 neo aircraft.
"We are aware of the incident of mid-air engine failure. The incident is being investigated," a senior official at the DGCA told PTI.
"During the flight (6E 452) the captain observed loss of indication of engine no. 1 oil pressure. The pilot followed his procedures and landed back to Bangalore VT-IVB was withdrawn from service for further checks at Bangalore," the spokesperson said.
Details about the number of passengers on board the flight could not be ascertained.
A source said the A320 neo aircraft involved in the incident was inducted into IndiGo fleet in November last year.
(With inputs from agencies.)