Trade-Shop OBD1 38-Pin Mercedes Benz to 16-Pin OBD2 Adapter for All Mercedes Benz Models up to Approx. Year of Manufacture 2000, W124 W140 S202 W202 W203 W204 : Amazon.de: Automotive
Diagnostic Port - 16 Pin | Mercedes-Benz Forum
Mercedes old 16 pin diagnostic connector pinout diagram @ pinoutguide.com
w124 Diagnostics questions "Check Engine Light" - PeachParts Mercedes-Benz Forum