This guide provides step-by-step instructions for using the Xhorse BMW-G BDC2 Adapter with VVDI KEY TOOL PLUS to read BMW immobilizer (immo) data.
Step 1: Connect the Adapter
- Locate the BDC2 module in BMW G-chassis vehicles.
- Align the adapter’s 3 positioning points with the module’s pins.
- Secure the clip and ensure no misaligned pins.
- Use an anti-static wristband to prevent damage.
- Connect the BDC2 Adapter to KEY TOOL PLUS via BMW-G cable.
- Supply 12V power – white light confirms proper connection.
Step 2: Read Immobilizer Data
- Open IMMO programming in the key tool software.
- Read vehicle info → Click OK when successful.
Step 3: Pre-processing BDC2 IMMO System
- Backup the code → Save securely.
- Enter mode → Confirm to proceed.
- Read the secret key → Save BDC2 key data.
- Upgrade Programming → Follow the on-screen instructions.
- Recovery Code → Restore the module’s coding.
Step 4: Program a New Key
- Generate dealer key → Select Yes (original key) or No (load backup).
- Place a blank key in the induction coil.
- Follow prompts to complete programming.
Safety & Tips
✔ Always backup data before coding.
✔ Verify pin alignment to avoid errors.
✔ Test the new key before disconnecting.
Efficient, Reliable & Secure – Perfect for BMW key programming!
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