During Taxi-In, They Observed A No. 1 Engine Fire Warning Indication

Location: Newark, NJ Incident Number: ENG23LA031
Date & Time: June 28, 2023, 10:19 Local Registration: N37516
Aircraft: Boeing 737-9 Injuries: 184 None
Flight Conducted Under: Part 121: Air carrier - Scheduled

On June 28, 2023, about 1019 eastern daylight time (EDT), a Boeing 737 MAX-9, N37516, operated as United Airlines Flight 2376, experienced a No. 1 (left) engine fire during taxi-in after landing at Newark Liberty International Airport (EWR), Newark, New Jersey. The airplane was operated as a Title 14 Code of Federal Regulations Part 121 flight from Fort Lauderdale-Hollywood International Airport (FLL), Fort Lauderdale, Florida to EWR.

According to the flight crew, during taxi-in, they observed a No. 1 engine fire warning indication. The flight crew shutdown the No. 1 engine, discharged one fire bottle, and the fire warning indication ceased. There was no visible smoke or fire emanating from the No. 1 engine, so the airplane was towed to the gate. Upon gate arrival, maintenance personnel observed evidence of a fuel leak from the No. 1 engine. The No. 1 engine thrust reverser doors were opened for visual inspection and heat damage and sooting were observed on the engine cases and external surfaces.

The No. 1 engine was retained for additional examination. Parties to the investigation include the Federal Aviation Administration (FAA), Boeing, CFM International, and United Airlines.

FMI: www.ntsb.gov