How to Tap into Your Car’s Computer - OBD Scanner Intro

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KONNWEI OBD2 Car Diagnostic Scanner, 10 Modes Professional OBDII Auto Trouble Code Reader,12V Check & Reset Vehicle Engine Light Fault Code Tool for Car Since 1996 and Newer

Konnwei KW850 OBD2 Scanner is widely compatible with most of common brands' 12V gasonline cars made in North America, Europe and Asia since 1996 and newer, covering from passenger cars, SUVs and Light Trucks etc.Supporting all OBD II protocols including ISO15765-4（CAN:Control Area Network), ISO14230-4（KWP2000), ISO9141-2, J1850 VPW and J1850 PWM
By this vehicle diagnostic tool, you can easily diagnose faults in car and quickly figure out how to repair it by yourself instead of always sending it to mechanics and spending lots of money & time for just a simple fix. The scanner has an extendable look-up library of over 3000 existing DTCs (diagnostic trouble codes) explanation, which can help you determine & understand the fault codes quickly. No need to install any apps in your phone, just connect it to Data Link Connector from car
Unlike most simple OBD2 reader, Konnwei KW850 allows user to keep both diagnostic program and DTC look-up library up-to-date with software update function during its lifetime, no need to buy new machines due to function limit , save your money
The 2.8"TFT colorful display allow user to read it clearly at any lighting condition while the printing function can allows user to print diagnostic data on paper via a computor so that you can review it outside cars. Anti-shock & slid case to protect it from dropping, I/M Button, Help Button, 3 Colors LED indicator, USB and OBD2 Cable included
Functions includes I/M Readiness Monitoring, Read Pending & Permanent Fault Code, Erase DTCs(emission-related trouble codes),Turn-off Check Engine Light (MIL), Reset Monitors, Query Freeze Frame Data, Display Graphical and Numeric Live Datastream, Permanent Code Retrieval, Achieve Vehicle Information, O2 Sensor Test, EVAP Systems Test,On-board Monitor Test and more

KW850 OBD2 Scanner has a large look up library of over 3000 DTC (diagnostic trouble codes) describing ALMOST ALL vehicle faults stored by your car ECU. A very powerful & convenient tool for car trouble analysis with I/M readiness & help (?) key, LED indicator and audio interpretation. Functions as below

Check and display I/M readiness
Display monitor status
Graphs data C (1996 and newer)
Read and erase stored emission related codes including both SAE generic and Manufacturer specific ones
Determine cause of Malfunction Indicator Light (MIL)
Turn off check engine light (MIL)
Reset Monitor
View freeze fram data
Read live datastream
Fuel system 1 status
Fue system2 status
Calculated LOAD Value
Engine coolant temperature
Short Term Fuel Trim - Bank 1
Long Term Fue Trim - Bank 1
Engine RPM
Performs modules present test
O2 Oxygen sensor test (Bank 1 & Bank 2 )
Minimun sensor voltage
Maximun sensor voltage
Read the results of on-board diagnostic monitoring test for specific components / systems
Initiate leak test for vehicle's EVAP system (mode 8)
Read vehicle information such as VIN,CID and CVN
Lookup DTC and show definition of codes
Memory backup for off-vehicle data review and analysis
Review and delete the stored DTC, datastream,and freeze frame data
Help function to view introduction to OBD,introduction to data stream and tool information
Battery Check
LED indicator interpretation
Audio tone interpretation
Print out diagnostic data via PC
Software and DTC library update via internet
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