MSD80 & MSD81 was Installed on N53 & N54 Engines

2006 – 2010
Exx 1er 3er 5er X6
E82 E88 E90 E91 E92 E93 E60 E61 E71

MSD8x refers to the generation of the Siemens Continental ECU
Based on the TriCore TC1796 processor
Internal flash memory 2MB and 128kb internal Eeprom
and the external Eeprom is 95640 8kb


OBD Mode - Reading & Write Only Calibration Area


Boot & BSL Mode - You need to open the ECU - Full Reading & Writing