AD 2018-19-16
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | CFM | International S | Airworthiness Directives; CFM International S.A. Turbofan Engines |
Unsafe Condition
Icing in the pressure sensor lines and inaccurate pressure sensor readings, failure of one or more engines, loss of thrust control, and loss of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Removing certain FADEC and PHM software and installing software that is eligible for installation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 90 days
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
All CFM International S.A. LEAP-1A23, -1A24, -1A24E1, -1A26, -1A26E1, -1A26CJ, -1A29, -1A29CJ, -1A30, -1A32, -1A33, -1A33B2, and -1A35A turbofan engines with certain full authority digital engine control (FADEC) and prognostic health monitoring (PHM) software installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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