ANCEL BD300, this exceptional auto OBDII diagnostic tool provides faster and more accurate test results by offering OE-level diagnosis on all electronic systems. The scanner is perfect for BMW owners and is well worth the investment as it enables you to read, clear codes from almost all systems,and check the OBD system on other car makes.ANCEL BD300 OBD2 Bluetooth Scanner For BMW Car Code Reader ABS SRS EPB Oil Reset Automotive Scanner All systems Diagnostic ToolSuitable for use with BMW, MINI, and Rolls Royce models manufactured between 1987 and 2023Supports diagnosis of BMW/ MINI's cars entire system.Compatible with global OBDI/OBDII/EOBD standards.Supports full OBD test modes,including reading and clearing codes and turning off MILs.Request and record live sensor data,display freeze frame dataSupports Powful Service Functions: battery registration,Throttle Relearn,Oil Light Reset,Electrical Park Brake Reset and other functions.Battery Voltage Monitor and Registration:One-click to check the real-time health of your car battery with a graph.Monitor the battery life to replace or change it timely manner to get safe driving.Come with complete performance test.Data Stream Record and Playback,Automatic Vehicle Health Diagnostic Report,Diagnostic Feedback and share,F-ree Lifetime Update.One second Bluetooth connection,anytime use,small and convenient,does not take up space.Full System Diagnostic For Bmw, Mini And Rolls-Royce Only.Engine System: It supports full modes OBDII functions. Easily identify car problems and turn off engine lights. Help you pass emissions test and keep your car in best condition. Save gas and improve performance.Transmission System: It can help before transmission problems become a big hassle. That's because most trouble codes come from your vehicle's transmission. With a transmission diagnostic tool, you can get a fault code if there is one.Airbag System: The SRS (Supplemental Restraint System) is a device that deploys the airbag to protect the passenger before the second collision occurs. The BD300 OBD2 scanner can read/clear the code and turn off the airbag warning light.ABS System: ABS automatically controls the braking force of the brake when the car brakes, so that the wheels do not lock and enter the state of edge rolling slip (slip rate is about 20%) to ensure the maximum grip between wheels and ground.Battery Matching System: BD300 allows the scan tool to evaluate the battery charge level, monitor the short circuit current, register the battery change, activate the vehicle hibernation mode and charge the battery via the diagnostic socket.CBS Correct: BMW's Condition Based Servicing (CBS) system actively monitors engine and other vehicle components for wear. This system monitors the oil life, cabin air filter, brake pad wear, condition of the brake fluid, spark plugs, and, with diesel engines, the diesel particulate filter.EGC Clear Adaption: Automatic gearbox are unpredictable sometimes, which can be extremely expensive if not maintained properly. BD300 can help you complete the maintenance of the transmissions.Manufacturer-Level Diagnostics For Bmw VehicleBMW Battery Registration: To put it simply, battery registration is a process of updating your vehicle with information that a brand new battery has been installed in your car. What's important, it should be performed each time you change the battery in your 2002 or newer BMW.Throttle Relearn: Throttle relearn is to use the vehicle decoder to set the initial throttle actuator and return the learning value of ECU to the initial status.Only in this way can the throttle action be more accurately controlled and adjusted to control the air intake.Oil Light Reset: When this light is on,it indicates that the car needs maintenance.After the maintenance,reset the mileage or driving time to zero,so that the maintenance light will be off and the system will start a new maintenance period.Electrical Park Brake Reset: When the brake pad is used to a certain thickness,the brake pad induction line will be worn.At this time,the brake pad induction line will send a signal to the on-board computer to prompt the replacement of the brake pad.Reset the brake pad after the replacing,otherwise the car will continue to alarm.Full OBD Level Diagnostics For All Vehicle BrandsWhat Could Cause the Check Engine Light to Turn On?The check engine light can come on for many reasons. For example, oxygen sensor failure, loose fuel cap, catalytic converter failure, ignition coil issues, bad spark plug wires, vacuum leak, ect.How to Turn Off the Engine Fault Light?Read Codes and Clear Codes: Read the fault code within 3 seconds and clear the pending fault code, and turn off the engine light.Evap System Test: Allows you to perform a leak test for the vehicle's EVAP system. Prevent vaporized gasoline vapors from escaping the vehicle's fuel tank into the atmosphere.Freeze Frame: Get a snapshot of the vehicle when a freeze frame c