Thinkdiag 2 Car Diagnostic Tool All System All Software OBD2 Scanner CAN-FD
Thinkdiag vs Thinkdiag 2. Thinkdiag2 is the upgraded version of Thinkdiag car code reader/automotive scanner. The most significant difference between thinkdiag and thinkdiag2 is CAN FD protocols. Thinkdiag2 has a built-in CAN FD protocol.