XTOOL M821 Mercedes-Benz All Keys lost Communication Adapter
The XTOOL M821 Mercedes-Benz All Keys Lost Communication Adapter is used for finishing and optimizing all key lost programming for multiple Mercedes-Benz modules.
With the M821 Adapter, you can save as much as 65% of the calculation time in the process or avoid repeatedly plugging the key emulator in and out hundreds of times.
Note: The M821 Adapter must be used with advanced XTOOL Key Programming Devices such as the X100 Pad3, X100 Max, and KC501 Key Programmer.
Product Description
OBD-16 Port: Used to connect to the J1Z02_BENZ communication cable or to EIS/EZS modules via DuPont cables. Caution: Do not connect directly to the OBD port on the vehicle.
Status Light: Indicates the power status of the adapter. Red lights illuminated mean the power is on.
Comm Light: Indicates the communication status of the adapter. Blue lights illuminated mean the adapter is communicating with the tablet.
DB15 Port: Used to connect to the main cable of XTOOL tablets. Note: Before connecting to the M821 Adapter, please disconnect the OBD2-16 connector from the main cable.
Connection Method
Connect the KC501 to the device via USB.
Attach the Mercedes-Benz IR emulator onto the KC501.
Disconnect the OBD2 connector from the main cable, then connect the device (or VCI box) to the M821 Adapter using the main cable.
Connect the 12V power supply to the main cable.
Connect the EIS/EZS module to the M821 Adapter using the J1K02_BENZ cable. Refer to your device for detailed connection instructions. Note: Consult the images in your device when connecting the M821 Adapter and EIS/EZS module via the J1K02_BENZ cable. Note: The Mercedes-Benz IR emulator must be plugged into the module’s slot during operation. Note: For devices that include a VCI box, connect the M821 Adapter to the VCI box using the main cable, and maintain the VCI box’s Bluetooth connection to the device. Check your device for specific connection details.
great, great, great, fast shipping, everything is there and work. thank you
#1 Albin Roman Feb 9, 2021
Very good product
#1 Yurii Artemev Apr 9, 2021
Very good product super fast
#1 TRIFU VASILE Jul 9, 2021
Good afternoon my dear, Very fast shipping. All material arrived. Good communication. Recommended seller. I am happy because all works well. Thank You for all attention. Best Regards.
#1 Pablo Tilkiev Jun 9, 2021
works just as the original
#1 Darrell Allen Feb 9, 2021
has not been tested yet but everything looks perfect
#1 Philip DeLisle Jul 9, 2021
Everything is fine, it came quickly this XTOOL M821 Adapter for Mercedes-Benz All Key Lost Need Work with Key Programmer KC501, Applicable on X100 Pad3 / X100 Max is good quality, working very well
#1 Hector Vicent Apr 9, 2021
Super recommended arrived just as it is posted very fast shipping
#1 MICHAEL BURGETT Feb 9, 2021
Very good fast delivery
#1 Felipe Almeida Mar 9, 2021
Everything is just perfect! This store and seller are perfect! Strongly recommended!
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