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The new MN042 license allows you to erase the fault code that appears in the BMS module in case of a crash or undervoltage of the battery.
The battery of certain Mild and Plug-in hybrids from the Mercedes-Benz range can get locked in case of a crash or low voltage. In these situations, this fault code can stop the vehicle from starting. Usually, the battery is then replaced, which can be a costly and slow process. The Battery Reset/Unlock for Mercedes-Benz Vehicles License MN042 gives you the ability to resolve the issue via OBD with just the click of a button.
Supported battery versions include:
Supported vehicle body types include (but are not limited to):
You can carry out this procedure on the bench if you prefer.
Keep in mind that the environment you will be working in is high voltage. We strongly urge you to abide by strict health and safety regulations.