R270 V1.20 software installation and setup video can be found here:
R270 in circuit programmer operation video instructions
Select correct MCU “D80 D0WQ/”
Select “M35080/160D” button on the left
Select IC Type “D80 D0WQ/” and DAS Odometer Type “Type 1”
Click “Read” button
Waiting Decode, need 1-3 minutes
Save dump file
The R270 Pro will display the odometer, click “Erase Odometer” button
Again wait decode, need 1-3 minutes
Save bin file
Odometer has been erased.
If you fail to use R270 to work with M35080 eeprom, firstly you have to remove M35080 chip and then plug it into the IC socket, this IC socket is designed for M35080 eeprom.
How to make R270 better on M35080?
Replace the resistor R11 by 200-1K resistor.
Some other tested ECUs:
BMW CAS and CAS4 (0K50E/2K79X/0L01Y/0L15Y/1L15Y, etc.)
Read BMW EWS4 (2L86D)
A variety of SRS modules:(9H91F/0K13J/0K75F/0L85D/0J38M/1E62H/1K7 9X/5H55W, etc.)
All EIS/CAS/SRS/ECU automotive modules