The specific computer being edited (e.g., FEM_BODY for lighting, HU_NBT for infotainment).

| Risk Level | Parameter Example | Consequence of Error | |------------|------------------|----------------------| | High | HU_NBT > 3001 > SPEEDLOCK_X | Loss of iDrive touch functionality | | Critical | BDC_BODY > 3040 > CLM_BUTTON | Airbag warning lamp (requires workshop reset) |

When a parameter doesn't have a nicht_aktiv or aktiv tag, E-Sys uses Werte (Values).

offer a more user-friendly interface with automatic backups [11, 27]. Essential Safety Warnings Battery Power

Below is the curated list of the most requested, hardest-to-find codes. Note: Module names vary slightly between F-series (FEM/BODY) and G-series (BDC).