The corrective actions include:
* redesigns of vehicle hardware to prevent leaks and fires [SpaceX has made hardware corrections, unknown if FAA will sign off]
* redesign of the launch pad to increase its robustness [SpaceX has completed this, unknown if FAA will sign off]
* incorporation of additional reviews in the design process [unknown if SpaceX process reviews are updated to FAA satisfaction]
* additional analysis and testing of safety critical systems and components including the Autonomous Flight Safety System, and the application of additional change control practices. [unknown if SpaceX changes are updated to FAA satisfaction]