Enables the menu to toggle the horn beep when locking.
Connect your ENET cable to the car's OBD2 port and your laptop's Ethernet port. Turn the vehicle ignition on. Launch E-Sys and click the icon in the top toolbar.
- Coding allows for the customization of vehicle settings, enabling features, and fixing software-related issues.
For the passionate BMW enthusiast, the desire to go beyond factory settings and unlock hidden features is a common pursuit. While tools like BimmerCode and Carly offer user-friendly, app-based solutions, they often only scratch the surface of a vehicle's true potential. For those seeking the ultimate control and depth of customization—often referred to as "coding"—the industry-standard, professional-grade software is . bmw esys coding cheat sheet
The following configurations are organized by the specific Electronic Control Unit (ECU) governing the features.
Some vehicles shut off the ignition automatically after a few minutes. Tap the hazard light button or cycle the ignition if you see a connection countdown timer.
This article serves as a —a quick-reference guide for common codes, terminology, and best practices. It assumes you already have E-Sys installed, with the correct PSdZData files for your chassis. Enables the menu to toggle the horn beep when locking
Use the search bar or navigate the folders to find the desired functions (refer to the cheat sheet below).
🚗 1. Driver Assistance & Safety (BDC_BODY / FEM_BODY / FRM) Target Module Section / Parameter BDC_BODY / FEM_BODY TCM_MSA_DEFAULT_OFF aktiv Remember Last Start/Stop Setting BDC_BODY / FEM_BODY TCM_MSA_MEMORY aktiv Disable Seatbelt Chime (Driver) Sitzgurtwarnung_Fahrer nicht_aktiv Disable Seatbelt Chime (Passenger) Sitzgurtwarnung_Beifahrer nicht_aktiv Disable Legal Disclaimers (iDrive) HU_NBT / HU_MGU LEGAL_DISCLAIMER_TIME kein_guck / 0s Rear View Camera Disclaimer Off HU_NBT / HU_MGU MACRO_CAM_LEGALDISCLAIMER nicht_aktiv
The headunit governs your iDrive screen, audio preferences, safety warnings, and cameras. Parameter: LEGAL_DISCLAIMER_TIME New Value: kein_ld Enable Video in Motion (Play Movies via USB While Driving) Parameter: SPEEDLOCK_X_KMH_MAX -> Change value to FF Parameter: SPEEDLOCK_X_KMH_MIN -> Change value to FF Show Tire Temperature Alongside Pressure (TPMS) Parameter: RDC_DRUCK_TEMP New Value: druck_und_temperatur Change iDrive Startup Animation (e.g., to M Performance) Parameter: STARTUP_EMBLEM New Value: variant_01 (or experiment with other variants) 3. Instrument Cluster (KOMBI) Launch E-Sys and click the icon in the top toolbar
have simplified basic tasks, E-Sys remains the gold standard for "Expert Mode" changes and complex retrofits. Core Functionality & Content
: Shows the actual temperature of each tire alongside the pressure. RDC_DRUCK_TEMP druck_und_temp Digital Speedometer
| Search Path | Function | New Value | Effect | | :--- | :--- | :--- | :--- | | 3000 HMI | SPEEDLOCK_X_KMH_MAX | FF (or nicht_aktiv ) | Remove video in motion lock | | 3000 HMI | SPEEDLOCK_X_KMH_MIN | FF | Same as above (for safety) | | 3000 HMI | LEGAL_DISCLAIMER_TIME | kein_LDT | Remove iDrive legal disclaimer | | 3001 EXBOX | USB_VIDEO | aktiv | Enable video playback from USB | | 300H CODING | CODE_ALIVE_WATCHDOG | aktiv | Keep iDrive alive when coding |
The official data files containing the ECU firmware definitions. Use "Lite" for coding and "Full" if you plan to flash firmware. Critical Safety Rules
Click the arrow button to return to the main E-Sys Coding screen.