17. Appendix
17.1. Keyboard shortcuts (default)
| Keys | Action |
|---|---|
Ctrl+N / Ctrl+O / Ctrl+S | New / Open / Save project |
Ctrl+Shift+O / Ctrl+Shift+S | Import / Export firmware |
Ctrl+Shift+K | Map catalogues |
Ctrl+Shift+C | Compare |
Ctrl+Z / Ctrl+Y | Undo / Redo |
Ctrl+C / Ctrl+V / Ctrl+X | Copy / Paste / Cut |
Ctrl+I | Interpolate |
/ | Rescale Area |
Alt+= / Alt++ / Alt+- / Alt+* | Bulk operations: = / + / − / × |
Ctrl++ / Ctrl+- | Zoom in / zoom out the table |
Ctrl+1 / Ctrl+2 / Ctrl+3 | Delta / Deviation % / Original |
Ctrl+PgUp / Ctrl+PgDown | Previous / next map |
Ctrl+H | History |
Ctrl+Shift+R | Restore Selection to Baseline |
Ctrl+Shift+B | Baseline Chart |
Ctrl+Shift+G | Show / hide the chart |
Ctrl+Shift+D | Highlight Differences from Baseline |
Ctrl+Shift+F | Find Maps by Value |
Ctrl+, | Preferences |
Ctrl+Q | Exit |
F2 / Enter | Start input in a cell or on an axis / save |
Tab / Shift+Tab | Save and move to the next / previous cell |
Esc | Cancel input |
F3 | Next result in the search by value |
In the "Map catalogues" window: Ctrl+F — search, F5 — refresh the list, Delete — delete the local copy, Esc — close.
Shortcuts are configured in Settings → Preferences… → Keyboard Shortcuts, except Ctrl+Q, F2, Enter, Tab, Esc, F3 and the keys of the "Map catalogues" window. The "Check for updates…" item has no shortcut.
17.2. Menu structure
| Menu | Items |
|---|---|
| File | New Project…; Open Project…; Save Project; Save Project As…; Import Firmware…; Export Firmware…; Compare…; Recent Projects; Map catalogues…; Exit |
| Edit | Undo; Redo; Cut; Copy; Paste; Revert Map to Default; Checkpoints ▶; Interpolate; Rescale Area…; Restore Selection to Baseline |
| Search | By Map Value… |
| View | Identity Panel; Agent journal; Baseline Chart; Chart; Layout ▶; Reset Panel Layout; Zoom In Table; Zoom Out Table; Fit to Window |
| Window | Cascade; Tile; Close; Close All; Compare ▶; the list of open windows |
| Settings | Preferences… |
| Account | email address (after sign-in); Sign in to your account; Sign out |
| Help | User guide; Licence agreement; Check for updates…; About… |
17.3. Toolbars
| Toolbar | Contents |
|---|---|
| Toolbar | Import, save, compare, moving between maps, the "…" menu |
| Display Options | Chart, difference highlighting, map color scale, Delta / % / Original, scale and "Fit to Window", precision |
| Copy and Undo | Undo, Redo, History, Copy, Paste |
| Map Editing | Edit mode, bulk operations on cells, operations on the axis |
The … menu: Cut, Interpolate, Rescale Area…, Restore Selection to Baseline, "Open each map in a new window".
17.4. Glossary
| Term | In plain words |
|---|---|
| Engine control unit (ECU) | The car's on-board computer |
| Firmware | A file with the contents of the unit's memory (.bin, .rom, .mod) |
| Map | One tuning table inside the firmware, with axes and display rules |
| Map catalog | A file with map descriptions that the program downloads itself. There can be several catalogs; they work together |
| Unit family | Control units of one manufacturer and one design; each catalog describes one family |
| Catalog tag | A word the supplier attached to a catalog; used for searching and filtering. Not to be confused with a map's color flag |
| Catalog access | The right to open a catalog as a whole; bought on the account page |
| Account page | The supplier's website where you register an account, get a license and buy catalogs |
| License slot | One computer on which the license is valid; the number of slots is limited |
| Not mounted | The catalog file is on disk, but the catalog did not open in this session; fixed with "Retry download" |
| Program ID / Calibration ID | The identifiers of the program and of the calibration set by which a firmware is recognized |
| Project | A .tceproj file with the firmware and the editor state |
| Baseline snapshot | The state of a map after the first parse — the point of return |
| Checkpoint | A named snapshot of a map or a session for reference |
| Real (displayed) units | The numbers in the table after the formula from the catalog has been applied |
| Error map | A table of diagnostic fault codes with descriptions (in the tree — "Errors (DTC)") |
| Undo history | The chain of operations for "Undo" / "Redo" |
| Reference / comparison file | The open project and the second firmware during a comparison |
| Checksum | A number by which the unit verifies that the firmware is intact; recalculated on export |
| RSA | A kind of service signature in the firmware of some units; updated together with the checksums (§12.1) |
| AI agent (MCP) | An assistant program based on artificial intelligence; MCP is the way it connects to TCEPro |
Updated November 15, 2026 · for TCEPro 0.55.0