How about non-standard OBDII Phoenix MDCI Pro connector. Q A There are several non-standard adapters in the box, please follow the instructions to connect. Communication error with vehicle ECU? Q A Please confirm: Whether the vehicle is equipped with the system.Whether the Phoenix MDCI Pro is correctly connected and whether the vehicle ignition switch is ON. If all are normal, send vehicle production year, model and VIN number by Feedback feature. What to do if the connector is missing? Q A Contact TOPDON after-sales service or regional sales 35