Autel MS309 OBD2 Scanner Check Engine Fault Code Reader Read Codes Clear Codes View Freeze Frame Data I/M Readiness Smog Check CAN Diagnostic Scan Tool

Turn off check engine light Autel MS309 obd2 engine analyzer read engine related fault codes stored(hard codes) and pending codes (intermittent codes) in the ECU and display DTCs(diagnostic trouble codes) definitions on the TFT color display. It retrieves generic (P0 P2 P3 and U0) manufacturer specific (P1 P3 and U1) codes. The MS309 car engine code reader helps you figure out why the check engine light is on fix the problem and clear the codes turn off MIL(Malfunction Indicator Light) light and reset monitors. View Freeze Frame Data The Autel MS309 auto code reader is most useful while diagnosing continuous monitor faults like engine misfire and fuel control concerns. When an emissions related fault occurs the OBD II system not only sets a code but also records a snapshot of the vehicle operating parameters to help in identifying the problem. This set of values is referred to as Freeze Frame Data and may include important engine parameters s