Description
MS42 Read Lock patches Siemens MS42 full reads so they can’t be read over standard OBD, protecting your tuning work.
Compatibility
- Siemens MS42 full reads
License
After downloading, follow instructions on the registration window and your license will be delivered within 24 hours. Be sure to generate the unique ID on the computer this will be used on as the license will only work on one computer.
Bench flashing? See the MS42 bench pinout for power, ground and communication pins.



