AD 2023-03-19

final rule
Data completeness: 70%

Airworthiness Directives; Embraer S.A. (Type Certificate Previously Held by Yaborã Indústria Aeronáutica S.A.; Embraer S.A.) Airplanes

AD Number
2023-03-19
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2022-1243
FR Citation
88 FR 13311

Applicability

TypeManufacturerModelDetails
aircraft Embraer S Airworthiness Directives; Embraer S.A. (Type Certificate Previously Held by Yaborã Indústria Aeronáutica S.A.; Embraer S.A.) Airplanes

Unsafe Condition

uncommanded setting of the barometric reference in both primary flight displays (PFDs) due to the architecture of data communication of the Control I/O modules, which interconnect the display controllers to the air data system.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

installing updated Primus EPIC software, as specified in an Agência Nacional de Aviação Civil (ANAC) AD, which is incorporated by reference.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Embraer S.A. Model ERJ 170-100 LR, -100 STD, -100 SE, and -100 SU airplanes; and Model ERJ 170-200 LR, -200 SU, -200 STD, and -200 LL airplanes.

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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