KEYDIY PAK09 allows you to add up to 6 remote keys to your Mercedes-Benz, including a smartphone key with proximity functionality. Follow these clear steps to program your new key easily.
Watch Video Tutorial:
Step 1: Prepare the Hardware
① Remove the PCB from your original car key.
② Refer to the wiring diagram in the KDAPP (under Learning Center → Help Center → Wiring Diagram From Original Remotes) to solder the PCB correctly.
③ Connect the adapter cable to the trigger port, then place the PCB into the PAK09 case and close it.
④ Press the power button: short-press once, then long-press for 3 seconds until the indicator flashes.
Step 2: Generate Remote Program
① Place the new remote (KDB/ZB Universal Key) into the KD-X4 holder.
② Open KDAPP → Remote Function → Vehicle Remote→ Select the correct remote control → Generate → Wireless Generation.
③ Wait for “Generation Successful.”
Step 3: Pair Key with Car
① In KDAPP, go to Settings → Device Management.
② Search and select your PAK09 kit. Enter default password: 000000 (change it on first use).
Step 4. Add Key
① Go to Settings → Key Management → Enter Matching Mode.
② Before the countdown ends, press any button on the new remote to add it.
Confirmation will appear once added.
Final Step: Test the Key
Check remote functions: lock, unlock, and proximity detection if using the phone key.
Your Mercedes-Benz now supports up to 6 keys, including a convenient phone key.
