What happened
On August 30, 2021, at 16:22 UTC, an Embraer ERJ 190-100 IGW, registration YV2944, was performing its takeoff roll on runway 09/27 at Maiquetia International Airport (SVMI). The aircraft, operated by CONSORCIO VENEZOLANO DE INDUSTRIAS AERONAUTICAS Y SERVICIOS AEREOS, S.A. (CONVIASA), was carrying 112 people, including 107 passengers and 5 crew members, on a flight bound for El Yaque, Nueva Esparta.
During the takeoff roll, the flight crew observed an "AT FAIL" (auto-throttle failure) alert and a discrepancy in the airspeed indications. While the first officer reported a speed of 80 knots, the captain's airspeed indicator failed to reflect this information. Following standard operating procedures, the crew decided to abort the takeoff. The aircraft returned to the apron under its own power. There were no injuries and no damage to the aircraft.
The investigation
The JIAAC investigation involved interviews with the crew and a comprehensive review of maintenance records, flight plans, and airworthiness certificates. Investigators performed troubleshooting according to the aircraft maintenance manual (AMM) and examined the AFCS and ADSP software systems (PRIMUS EPIC).
During the inspection, technicians replaced Smart Probe N° 1. The investigation also reviewed the history of the installed components, noting that a specific smart probe used in the aircraft had previously been stored as a