Q: Using OBD2 scanner will damage to my car or mess code?
A: No, OBD2 scanners will not damage your car or mess up your car codes. The OBD2 scanner is completely safe for your vehicle as long as you plug it into the OBDII port properly.
Q: How to connect using OBD2 scanner and how do I know if it is compatible with my car?
A: If your car was built after January 1, 1996, it has an OBD-II port (European cars after 2002, Asian cars after 2008); if it was built before then , it may have OBD-I port or not.