Boeing Faces Increased FAA Oversight After Max 9 Blowout (2)

The US Federal Aviation Administration said it will increase its oversight of Boeing Co.’s production and manufacturing operations, a day after it opened a formal investigation into the planemaker over last week’s accident on a 737 Max 9 jet.

The regulator is conducting an audit of Boeing’s Max 9 production line and suppliers, according to an emailed statement Friday. The FAA will also increase monitoring of so-called “in-service events” on the Max 9, and will consider bringing in a third party to oversee the planemaker’s inspections and quality-control system.

The moves suggest a further erosion of confidence in Boeing’s ...