This guide walks you through converting flight plans for use in simulation environments that require the .kp (KeyPoint) format. This is most common for users migrating from X-Plane 11/2021 versions to specific legacy airliner FMCs.
As 2022+ ECUs migrate to AUTOSAR and SHE+ (Secure Hardware Extension), even KP definitions may become obsolete. The next evolution is likely functional definition files (FDF) that describe what a parameter does rather than where it is. But for 2021 vehicles, mastering XDF to KP conversion remains a critical skill.
The community is moving toward open-source definition databases (like OpenXDF and KP Hub), where users share verified 2021 KP files. Contribute your successful conversions to help the ecosystem. xdf to kp 2021
Solution:
KP may embed map definitions inside a project file. No direct export to XDF exists. You would need to hex-dump the project, locate map headers, and manually create an XDF – impractical for most.
If you were an XDF manager in Q2 2021, your transition checklist looked like this: This guide walks you through converting flight plans
Given the ambiguity:
If no direct path exists, manual recreation is the only reliable method for “XDF to KP 2021”. Solution : KP may embed map definitions inside
With a valid KP definition, you can now tune the 2021 ECU as you would with an old XDF. Remember: 2021 ECUs have more torque monitors. Any change to fuel or boost must be mirrored in the torque model KP tables, or the ECU will cut power via torque intervention.
Open KP Tuning software → “Map Manager” or “Add Map”: