COMPATIBILITY: This obd2 to obd1 adapter is designed to work with BMW vehicles by converting 20 pin OBD1 to 16 pin OBD2 diagnostic port for use with ELM327 scanners or many other obdii scanner. Compatibility Model: This 20pin obd2 diagnostic cable will work on the following OBD models: 1992 - 2001 E36 E46: 3-Series ,1996 - 2001 E39: 5-Series , 1995 - 2001 E38: 7-Series, 1996 - 2001 E36/6 Z Series , 2000 - 2001 E53: X5. DIAGNOSTIC SOLUTION: This obd1 to obd2 cable adapter is enables modern OBD2 scan tools to connect with older BMW models equipped with 20pin OBD1 ports. VERSATILE USE: Functions as an obd adapter cable to older BMW diagnostic systems with contemporary OBD2 diagnostic equipment. PLUG AND PLAY: Features a straightforward connection between the 20 pin BMW OBD1 port and standard 16 pin OBD2 interface. DIAGNOSTIC ACCESS: This 20pin connector allows mechanics and car owners to perform diagnostics on older BMW vehicles using modern OBD2 scan tools and code readers. Upgrade your BMW diagnostic capabilities with this VZG OBD1 to OBD2 adapter cable. Specifically designed for older BMW vehicles equipped with the 20-pin OBD1 port, this converter cable bridges the gap between your modern OBD2 diagnostic tools and classic BMW models. The adapter seamlessly converts the 20-pin OBD1 connection to a standard 16-pin OBD2 interface, allowing you to use contemporary diagnostic scanners like the ELM327 to read and analyze vehicle data. This practical solution eliminates the need for outdated diagnostic equipment while maintaining full compatibility with your classic BMW. Perfect for mechanics, car enthusiasts, and DIY auto maintenance, this adapter cable helps you access vital vehicle information and troubleshoot issues with modern efficiency. The durable construction ensures reliable connections for consistent diagnostic readings.