Diamond DA 42 — Airworthiness Directives & records checklist
112 Diamond DA 42s are on the U.S. registry. Here’s what a records review covers for one — the Airworthiness Directives that apply, the known trouble spots, and the checklist a buyer or owner should hold every logbook against.
Airworthiness Directives that apply to the Diamond DA 42
- recurringAD 2026-00163 — Airworthiness Directives; Diamond Aircraft Industries GmbH Airplanes · 2026-01-08
The FAA is adopting a new airworthiness directive (AD) for all Diamond Aircraft Industries GmbH (DAI) Model DA 42, DA 42 NG, and DA 42 M-NG airplanes. This AD was prompted by several reports of passenger door separation from the fuselage. This AD requires revising the existing ai…
- recurringAD 2021-25011 — Airworthiness Directives; Diamond Aircraft Industries GmbH Airplanes · 2021-11-16
The FAA is adopting a new airworthiness directive (AD) for all Diamond Aircraft Industries GmbH Model DA 42, DA 42 NG, and DA 42 M-NG airplanes. This AD was prompted by mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to…
- one-timeAD 2013-07500 — Airworthiness Directives; Diamond Aircraft Industries GmbH Airplanes · 2013-04-15
We are adopting a new airworthiness directive (AD) for Diamond Aircraft Industries GmbH Models DA 42, DA 42 M-NG, and DA 42NG airplanes. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and c…
- one-timeAD 2011-12898 — Airworthiness Directives; Diamond Aircraft Industries GmbH Model DA 42 Airplanes · 2011-06-01
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The …
- one-timeAD 2011-11267 — Airworthiness Directives; Diamond Aircraft Industries GmbH Models DA 42, DA 42 NG, and DA 42 M-NG Airplanes · 2011-05-13
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The …
This is the applicability list. Which of these are complied with, their computed next-due dates, and the 18 serial/mod-conditional ADs that actually apply to your aircraft come from its digitized logbooks — that’s the verified report.
Known trouble spots on the DA 42
Diamond diesels (Thielert Centurion / Austro / Continental CD-135/155) run a reduction gearbox with a hard time-between-replacement plus a clutch, FADEC, and high-pressure fuel parts on strict intervals. Confirm gearbox/clutch replacement history, TBR remaining, and FADEC status — deferred diesel maintenance gets expensive fast.
The records checklist for a Diamond DA 42
Enter a tail number and Tailplate reads its logbooks against this list — every AD matched to compliance evidence, next-due dates computed, damage history pulled, and a records-adjusted value.
Look up a tail number →or see the free AD listApplicability is derived from the FAA directive corpus and the aircraft’s type certificate; it is advisory and not a legal airworthiness determination. Compliance is established only from an aircraft’s actual records.