This function is dedicated to disable learning of additional keys for a vehicle by OBDII. This function is only relevant to OBDII functions. This protection can be installed or removed – but for both operations you need to have a working key. If the protection is installed and all keys are lost, you might need to read the immobilizer with a programmer. For the moment the following protection can be installed:
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A6/Allroad 2005-2010, Q7 2005-2014
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A4/A5/Q5 2007+, A6/A7/A8/VW Touareg 2010+
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Almost all VDO dashboards with NEC+24C32/24C64 EEPROM