Rotax 912 Airworthiness Directives

Every AD in the library whose text names the Rotax 912, of which 6,068 are registered in the US.

22 not superseded, 5 of them with a repeat action. 27 listed in all, newest published July 22, 2025.

Published sinceHide 5 supersededOnly repeat actions22 of 27

2025-15-03Exhaust turbochargerEngineSupersedes 2025-07-02Repeat actionJul 22, 2025
2023-17-13Requires initial and repetitive inspections of the magnetic plug for the accumulation of metal chips to assess the condition of the propeller gearbox for wear of the propeller shaft bearings and removal of the...Reciprocating engine front section · VariousRepeat actionSep 5, 2023
2010-20-23Requires those same inspections, adds the 912 S series to the affected population, adds a test procedure to determine the engine suitability for a special flight permit, and changes applicability from engine S/N to...Bombardier-Rotax GmbH Type 912 F, 912 S, and 914 F Series Reciprocating Engines · EngineSupersedes 2002-16-26Repeat actionOct 4, 2010
2005-01-14Requires similar actions, and also requires removing the existing part number oil dipstick from service and installing a new oil dipstickBombardier-Rotax GmbH Type 912 F, 912 S, and 914 F Series Reciprocating Engines · EngineSupersedes 2002-21-16Repeat actionJan 11, 2005
2002-19-09Bombardier-Rotax GmbH 912 F and 912 S Series Reciprocating EnginesEngineRepeat actionSep 25, 2002
2019-10-04Requires one-time inspection and, depending on the findings, replacement of the affected parts with parts eligible for installationReciprocating engine cylinder section · EngineJun 5, 2019
2018-03-05Reciprocating engineVariousFeb 13, 2018
2016-23-04Requires replacement of any affected carburetor float with a float that is eligible for installationBRP-Powertrain GmbH & Co KG Reciprocating Engines · EngineNov 22, 2016
2016-13-04Requires re-identification of the engine model and concurrent modification of the aircraft to indicate the maximum coolant temperature limitBRP-Powertrain GmbH & Co KG Reciprocating Engines · EngineJun 22, 2016
2013-17-04Engine-- reciprocatingVariousSep 4, 2013
2012-16-13Requires replacing the pressure side fuel hose on certain fuel pumps and inspecting the carburetors connected to those fuel pumps for contamination within 5 flight hours after the effective date of this ADBRP-Powertrain GmbH & Co KG Rotax Reciprocating Engines · EngineAug 24, 2012
2012-15-01Engine fuel and controlVariousJul 30, 2012
2012-04-03Requires performing a one-time inspection of the oil system for leaks and a torque check of the oil pump attachment bolts, and if leaks are detected, performing a one-time inspection of the oil pump and engine valve...BRP-Powertrain GmbH & Co KG Rotax Reciprocating Engines · EngineMar 1, 2012
2012-01-01EngineVariousJan 11, 2012
2011-25-02BRP-Powertrain GmbH & Co. KG Reciprocating EnginesEngineDec 7, 2011
2011-14-09IgnitionVariousSupersedes 2011-11-03Jul 8, 2011
2011-12-04BRP-Powertrain GmbH & Co. KG Rotax 912 F3, 912 S2, 912 S3, 912 S4, 914 F2, 914 F3, and 914 F4 Reciprocating EnginesEngineJun 10, 2011
2010-23-17EngineVariousNov 17, 2010
2010-18-14Bombardier-Rotax GmbH 912 F Series and 912 S Series Reciprocating EnginesEngineSep 8, 2010
2010-17-08Engine fuel and controlVariousAug 18, 2010
2002-16-07Bombardier-Rotax GmbH Type 912 F, 912 S, and 914 F Series Reciprocating EnginesEngineAug 16, 2002
98-15-16Bombardier-Rotax GmbH 912 F Series Reciprocating EnginesEngineJul 23, 1998

Listed by the model designations in each AD's text. An AD written for a part number, or for "all" engines of a maker, may name no model and so not appear here: search the library for the part or the maker as well.