What is OBD-II?

OBD-II stands for On-Board Diagnostics, II generation. It is a set of documents issued by SAE and ISO, which describe the interchange of digital information between on-board emission-related Electronic Control Units (ECUs) of road vehicles and an OBD-II scan tool. OBD-II also commonly refers to the physical on-board diagnostic system of a vehicle, which consists of an ECU (or multiple ECUs), Malfunction Indicator Light(MIL), Diagnostic Link Connector (DLC), and the wiring that connect the different elements.

Whether the product is suitable for my car?
U581 can not be detected diesel and truck,As long as it is obd2 agreement (including CAN EOBD2) CAN detect the fault.
OBD2 agreement standard need to conform to 16 pin interface and 12 v voltage.Do not belong to 16 pin standard interface and higher than 12 v voltage should not be using the product.
The United States is starts to implement obd2 after 96,Europe is 00 years began to practice the obd2.

Please note:
Product can support most of the models,But does not guarantee that support for each model, so if does not comply or if you do not know the vehicle’s agreement, please contact us before buying. Avoid buying the product is not working.
How to read OBD fault code?
1) Shut down the engine, the ignition key in the off position.
2) Will a OBD scan tool (small handheld scanner, etc.) connected to the connector interfaces under the dashboard of your vehicle.(Bluetooth or WIFI OBD version please download the APP to use accordingly).
3) The position of the ignition key to start (don’t have to start the engine).
4) Open the OBD scanner, read the fault code.
5) The ignition key back to the position, remove the reading code.

Packing list:
1*U581 tool
1*OBD II connector cable
1*Instruction manual
1*Update cable,U581 is the latest version, do not need to upgrade

Product Features

• Works on all 1996 and newer cars & light trucks that are OBD II compliant (including the VPW, PWM, ISO, KWP 2000 and CAN protocols)
• More safely communicates with the on-board computer,Highly reliable and accurate
• Read and clear generic and manufacturer-specific diagnostic trouble code (DTC)/Reading Freeze Frame Data/Testing I/M Reading Status/Reading vehicle info/Rescanning Data
• Easy to use – only one plug in. With a simple touch of a button, this scan tool temporarily clears all error codes and turns off the annoying check engine light,If you need to completely clear the fault code, please go to professional auto repair shops
• Before using the product you must first confirm your vehicle complies with OBD ii agreement if does not comply or if you do not know the vehicle’s agreement, please contact us before buying. Avoid buying the product is not working