Trouble Shooting - OBD2 Multi-Functional Display
Q: Switch on and without any action coming up.
A: OBDII connector is in a bad connection. Poor contact of wiring between main device and control box. Please reconfirm whether each connector and terminal are tight.
Q: The "---" sign appears on screen after switched on.
A: The product model does not match with the vehicle, please use the correct product model.
Q: Other modes light flashing during use.
A: The warning function of other modes is triggered. Please switch to flashing mode to confirm whether the data is normal or increased.
Q: After the engine is turned off, the product did not shut down at the same time.
A: This is because the ECU will shut down and stop sending signals in a period of time after the engine is turned off.
Q: After the engine started, the product did not start at the same time.
A: This is because the ECU will start and send the signal in a period of time after the engine is started.
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