LAUNCH U300 OBD2 Scanner Engine Fault Reader DTC Lookup Ready Test Transmission EOBD Diagnostic Code Reader Diagnostic Scan Tool

Launch U300 Professional 2 System Diagnostic Scanner Tool

✅Engine System
The diagnostic tool can help detect the engine ignition, fuel injection, air and fuel ratio, and exhaust emission conditions in Engine system to enhance vehicle performance, save energy and reduce exhaust emission.


✅Transmission System
It makes great sense in the safe driving when your car is slipping or difficult to shift. This diagnostic scanner can figure the problems out via reading codes in the Transmission system, or check the health status via live data viewing.

How Does LAUNCH U300 Help You Save Money & Time?

With the full OBD2 function, this OBD2 scanner enables car owners, DIYers, and mechanics to figure out cars’ issues, turn off the Check Engine Light and pass the Smog Test successfully.

Locate Emission Problems – Full Obd2 functions are significant for figuring out what the root cause is. The diagnostic information is comprehensive, reliable, accurate, and valuable for reference.

Turn off the Check Engine Light

√ Reading / Erasing Codes finds out the problem and clear the code.

√ Freeze Frame allows vehicle to snapshot data once a code is stored.

√ Data Stream offers merges graphs for easy and intuitive diagnosis.

√ Vehicle Info reads the vehicle’s VIN, CIN, and CVN to save time.

Pass the Smog Test

√ O2 Sensor Test troubleshoots O2 sensors to improve fuel efficiency.

√ I/M Readiness checks if the car is ready for a smog test to avoid being fined.

√ On-Board Monitor Test reads the results of on-board diagnostic monitoring tests.

√ EVAP System Test commands the vehicle’s on-board computer to start the leak test.

Full OBD2 Functions are Ready for Engine Checking

CR629 car scanner supports Full OBD2 Functions include Read/Erase Codes, Live Data, Freeze Frame Data, I/M Readiness Status, O2 Monitor Test, On-Board Monitor Test, Component Test, Vehicle Information Retrieval. What can these functions do for you?

Turn the MIL off – After you get the diagnostic trouble codes erased, the check engine light can be off automatically

Pass the Smog Test – Check your car’s I/M Readiness status before the emission inspection. Take a well-running vehicle to pass the emission inspection successfully

Support 3 Languages:
Support English, French,Spanish
 
Graphic Data Stream:
4 graphic data are displayed in one chart for clear problem analysis and a quick car scan, get a more intuitive learning, make it easy to troubleshooting.
 
Record & Playback All the Diagnostic Data on Screen Read DTCs, Erase DTCs and Read Data Streams of AT/Engine System DTC Lookup for Detailed Codes Information Retrieval and Data Playback: 
Retrieves Generic (P0, P2, P3, and U0), Manufacturer Specific (P1, P3, and U1) Codes, and Pending Codes and Displays DTC Definitions


On Aug 9, 2026 at 02:00:31 PDT, seller added the following information:

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