Usage Tips:38 Pin to 16 Pin OBD2. For Mercedes Benz 38Pin Connector,works on all Mercedes Benz vehicles with a 38 PIN diagnostic connector. This is a brand data link cable, used specifically for connecting your OBD2 scanner. Connect compatible diagnostic tools on a Mercedes Benz vehicle fitted with a 38 pin socket with your existing 16 pin OBD tool. High temperature resistance, all copper wire manufacturing, multi device stable power supply Just plug this into the interface and your MB then you can start to work on the car.Very useful to have as part of the MB carsoft,ELM 327 or any of the Code Readers Condition: Voltage: 12V Colour: Black material: plastic Package Contents: 1 * Cable diagnosis Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.