AD 2012-16-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer | S | Airworthiness Directives; Embraer S.A. Airplanes |
Unsafe Condition
Possible loss of automatic activation of the engine inlet ice protection system when flying in icing conditions, which could result in ice accretion in the engine inlet and subsequent dual engine failure. Also, the possibility of a right-hand (RH) engine compressor stall after the APU becomes the active bleed source for the left side, which may result in an engine failure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the AMS controller processor module with one containing new software. Revise the Limitations section of the AFM.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 10 days after April 9, 2012, for certain airplanes equipped with specific AMS controller cards.
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Affected Aircraft
Embraer S.A. Model ERJ 170 and ERJ 190 airplanes, including various submodels such as ERJ 170-100 LR, -100 STD, -100 SE, -100 SU, ERJ 170-200 LR, -200 SU, -200 STD, ERJ 190-100 STD, -100 LR, -100 ECJ, -100 IGW, ERJ 190-200 STD, -200 LR, and -200 IGW, all serial numbers.
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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