Dear customer! If your vehicle model cannot use OBD2, please do not panic, because your vehicle model does not adapt to OBD2 connection. This product is a dual-mode product. You can turn off OBD2 and then use GPS connection. So all models can use this product. Please feel free to buy!Method for switching GPS: enter system settings, find OBD, briefly press OK to flash, and select OFF. The GPS connection is successfully switched.Scope of application of OBD2: The gasoline vehicles under OBD2 agreement produced in the United States after 2004, and gasoline vehicles under OBD2 agreement produced in other regions after 2008. The following common vehicle models are not applicable to OBD2: Incompatible: American models: Dodge, JEEP, Sail, Chrysler, models produced in 2004 and before Incompatibility: French and Italian models cannot be used, such as Fiat, Maserati, Lamborghini, DS, Logo, Citroen, Renault, Simka, Amilka, etc. Incompatible: Japanese models that cannot be used: Suzuki, Mazda 6, Infiniti (QX50 q50 q501), 2013 Toyota avanza, Lexus (is250, ex250, ES300H) Honda (jazz, CRV) and cars produced before 2008. Incompatible: Korean Kia and Hyundai (2013 Hyundai Sonata, 2017 Kia Soul PS, etc.) Incompatible: gasoline electric hybrid and diesel vehicles, pickup trucks, recreational vehicles, vehicles modified with automotive computers, all brand models under the Swiss Volvo, Chrysler Group and Fiat Group. If you do not know whether your model and year are compatible with the OBD2 of this product, please contact the customer service, who will help you check whether it is compatible.