2024 XTOOL M821 Adapter Benz All Keys Lost Fast Calculation Adapter for D8/ D8BT/ D9/ D9 Pro /X100 Pad3/X100 Max/ A80/ A80 Pro/ IP819 with KC501
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Product Description
What can M821 do?
Mercedes-Benz All Keys Lost Communication Adapter is used for finishing and optimizing all key lost programming for multiple Mercedes-Benz modules.
With M821 Adapter, you can save as much as 65% of the calculation time on the process, or save you from plugging the key emulator in and out for hundreds of times.
Note!
XTOOL M821 compatible with D8/D8BT, X100 PAD3/X100 PAD3 SE, A80/A80 PRO/A80 PRO MASTER, D9/D9 PRO, X100 MAX, Work Together with XTOOL Diagnostic Devices & KC501 Key Programmer.
It cannot be used with x100 pad2, x100 pad.
M821 Adapter Description
1. OBD-16 port: Used to connect to J1Z02_BENZ communication cable or connect to EIS/EZS modules via DuPont cables.
*Caution: Don't connect to the OBD port on the car directly.
2. Status Light: This shows the power status of the adapter. When the red lights are on, that indicates the power is on.
3. Comm Light: This shows the communication status of the adapter. When the blue lights are on, that indicates the adapter is communicating with the tablet.
4. DB15 port: Used to connect to the main cable of XTOOL tablets.
*Note: Before connecting to M821 Adapter, please disconnect the OBD2-16 connector from the main cable.
Supported EIS Modules:
- W164 (Old)
- W166
- W204
- W212 (new)
- W164 (new)
- W216
- W221
- W211
Accessories Needed:
Connection Method
1. Connect KC501 to the device via USB.
2. Connect the Mercedes-Benz IR emulator onto KC501.
3. Disconnect the OBD2 connector from the main cable, then connect the device (or the VCI box) with the M821 Adapter using the main cable.
4. Connect the 12V power supply onto the main cable.
5. Connect the EIS/EZS module with the M821 Adapter using the J1K02_BENZ cable. Please check the device for connection details.
*Note: Please check the pictures in the device when connecting the M821 Adapter and EIS/EZS module via J1K02_BENZ cable.
*Note: The Mercedes-Benz IR emulator should be plugged into the slot of the module when operating.
*Note: For devices that come up with a VCI box, connect the M821 Adapter with the VCI box using the main cable, and keep the VCI box connected with the device via Bluetooth. You can check the connection details for such devices in the device.
Package List
M821 Mercedes-Benz AKL Adapter
J1K02_BENZ Wiring Harness
M821 Quick Guide
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Tech Support
Mercedes-Benz All Keys Lost Communication Adapter is used for finishing and optimizing all key lost programming for multiple Mercedes-Benz modules.With M821 Adapter, you can save as much as 65% of the calculation time on the process, or save you from plugging the key emulator in and out for hundreds of times.
