Bosch EDC17C66, EDC17CP46, EDC17CP57, EDC17CP60
Reading ⁄ Writing (Calibrations) via OBD
For the following Mercedes cars:
Engine: 180 BlueTec, 200 BlueTec, 300 BlueTec, 350 BlueTec, 200 CDI, 220 CDI, 250 CDI, 350 CDI
(Model: B (W246), C (W204), C (W205), CLS (C218), E (W212), E (W213), GL (X166), GLC (X205), GLE (C292), GLK (X204), ML (W166), SLK (R172), Sprinter (W906), V (W447), Vito (W447))

You can use J2534 (Actia Passthru, Drew Technologies Mongoose, Scanmatik, Tactrix OpenPort, ...)