Turn off the check engine light. Autel MS309 obd2 engine analyzer reads engine-related fault codes (hard codes) and pending codes (intermittent codes) stored in the ECU and displays DTC (diagnostic trouble code) definitions on a TFT color display . Get generic (P0, P2, P3, U0), manufacturer specific (P1, P3, U1) codes. MS309 Car Engine Code Reader helps you figure out why your check engine light is on, fix the problem, clear codes, turn off the MIL (Malfunction Indicator Light) light, and reset the monitor. View Freeze Frame Data The Autel MS309 autocode reader is most useful when diagnosing persistent monitor failures such as engine misfires or fuel control concerns. In the event of an emissions-related fault, the OBD II system not only sets a code, but also records a snapshot of the vehicle's operating parameters to help identify the problem. This set of values ​​is called freeze frame data and may include important engine parameters such as engine speed, vehicle speed, mass airflow, engine load, fuel pressure, fuel trim values, and engine coolant temperature. Smog Check MS309 Engine Scanner Code Reader comes with a readiness check feature that shows if all emissions-related systems and components are operating within acceptable limits to pass your annual smog check. Strong Compatibility Autel MS309 Car OBD2 Scanner is compatible with domestic, Asian and European vehicles from 1996 onwards. Auto Scanner supports all 5 OBDII protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM, CAN. Retrieve vehicle information The MS309 car scanner retrieves the vehicle identification number. (VIN), Calibration ID, Calibration Verification Number. (CVN) Especially useful when you buy a used car and use this small pocket code reader to check if the VIN matches and to make sure the ECU hasn't been replaced in a junk car.


Manufacturer: ‎Autel
Brand: ‎Autel
Product size: ‎6.96 x 2.03 x 11.02 cm; 180 g
Product model number: ‎Autel MS309
Genuine Product number: ‎Supports CAN (Controller Area Network) and all other current OBD II protocols
Product dimensions: Depth x Width x Height: 7 x 2 x 11 cm
Number of bolts: 12 volts
Color : ‎Multicolor
Product weight: ‎180 g