- - - What should I do if I can't read the data sometimes in D-meter2

After some car models are turned off, due to the voltage , sometimes make the ACC mode misjudgment, and the D-meter2 is not completely shut down.
The next time you start engine , it may cause the vehicle CANBUS system and D-meter2 fail to read due to the communication disconnection.
[ Easy way to solve ]
1. If the screen cannot be displayed ( - - - ), try to re-plug the OBD2 plug when engine is started.
2. Go to ACC setting, change from auto mode to manual mode, set shutdown voltage or shutdown according to RPM.
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