Top 5 Reasons for OBD2 Device for Trucks: 1. The OBD2 device is easy to install. Simply plug it into the OBD2 connector of the truck or bus and remove the specified fuses. 2. The device simulates the AdBlue system operation, supporting proper signal feedback from emission control components. 3. Ensures smooth engine performance without power loss and avoids dashboard warnings or diagnostic trouble codes related to emission sensors. 4. Designed to integrate with vehicle systems without causing damage to the engine or altering factory settings. 5. Installation is fully reversible. To restore original functionality, simply unplug the device from the OBD2 port. OBD2 Device for Trucks This OBD2 interface is a plug-and-play solution designed for vehicles equipped with EURO 4/5/6 emission standards. It supports simulation of exhaust aftertreatment system signals, allowing normal operation even if certain emission components are non-functional. Easy Installation Process: 1. Turn off the ignition and remove the key. 2. Remove the following fuses (as applicable): - Terminal 15 - Terminal 30 3. Connect the device to the OBD2 port. 4. Turn on the ignition and verify the AdBlue level display (may show 50% or 70%). 5. If any fault indicators appear, clear them using a service diagnostic tool. Material: Plastic Color: As shown in picture Package Contents: 1 × OBD2 Emulator Interface Box Note: Lighting and screen differences may cause slight color variations between the product image and actual item. Measurement tolerance is ±1–3 cm.