Use R270+ to read Mercedes EIS W211 EEPROM

Reading Mercedes W211 MCU 9S12 in-circuit with R270 programmer. Dump ready for making keys or clone to other EIS.

Open R270 software, click on “MCU” and select “1L85D”, then “Picture”, then “W211_1L59W(1L85D)”, click on “OK”.

Click on “Read” and “Yes” to check PIN state.

Waiting…

Decode

Need 1-3 Minutes.

MCU is 1L85D.

Save BIN File OK.

Click on “EIS/CAS Odometer”, the old value is 332672KM.

Alright,

Reading Mercedes W211 MCU 9S12 in-circuit with R270 programmer successfully.