Autel Maxiservice Vag505 Scan Tool Diagnostic Obdii Code Reader Troubleshooter Codes Free Online Updates Reads and erases Diagnostic Trouble Codes (DTCs) of almost all the systems. Turns off MILs of engine, airbag, ABS, A/T and most other systems. Resets Oil Service Light, service mileage and service intervals. Replaces and recalibrates brake pads safely. Supports ALL 10 test modes of the latest J1979 OBD II test specs, including Read Codes, Erase Codes, Live Data, Freeze Frame, I/M Readiness, O2 Mon. Test, On-Board Mon. Test, Component Test and Vehicle Information. Data graphing. Troubleshooter codes tips guide technicians to the root cause of trouble code faster, saving diagnosis and repair time. TF memory card for data backup and software update. Prints data via PC.