CAR DIAGNOSTIC TOOL
Create-Change. Since 1992, LAUNCH has created a broad product line of auto diagnosis, test, and maintenance, all of which have been hailed as reliable and innovative.
For now, we are investing strategically in wider high-tech runways of TPMS, ADAS, and IMMO industries to meet growing demand in those emerging markets.
This constant drive for performance has made LAUNCH a respected partner of more than 200 distributors in over 60 countries.
Have you ever encountered an engine issue? The issue solved, but the warning light still cannot be reset?
Do you want to know the specific problems of your car before taking it to the auto repair shop?
Do you want to save more money in car repairs?
- If yes, ediag ya-101 code readers & scan tools will help you solve these issues. it can read and erase codes which can also retrieve a wealth of information from the Engine Control Unit (ECU). Whether you know how to repair or not, you can learn more about your car through this diagnostic device, thus saving unnecessary maintenance costs
How much data can be read depends on the vehicle? there are over 40 live data PIDs,
- including FUELSYS(fuel system status), LOAD_PCT(Calculated load value), ECT(Engine Coolant Temperature), SHRTFT(Short term fuel trim-bank), LONGFT(Long term fuel trim-bank), Engine RPM, VSS(Vehicle Speed Sensor), SPARKADV(Ignition timing advance for cylinder 1), IAT(Intake air temperature), MAF(Mass Air Flow), TP(Absolute Throttle Position), EQ_RATB1S1(Equivalence Ratio Bank 1, Sensor1), O2B1S1(Oxygen sensor output voltage), EVAP_PCT(Commanded Evaporative Purge), etc.
How to Use YA-101 car code reader?
- Just simply plug into the OBD II port on your car and turn ignition on.NO NEED TO REGISTER BEFORE UTILIZATION.
Full OBD Service Modes
- Read and Clear the fault codes, turn-off Malfunction Indicator Light (MIL)
- Displays Freeze Frame data & Displays Oxygen Sensor test results
- Display I/M readiness status.(Non-continuously Monitored Systems test )
- Show Live Data in the graph such as engine RPM, temperatures, ignition advance, speed ,etc.
- Request On-Board Monitoring test results for specific monitored systems
- Built-in DTC lookup library with cause analysis & Request Vehicle Information
- Checking system status & DTC Lookup & Component test& Modules present
Live Data Viewing
- Live data are displayed in a time-based chart to help customers to better analyze the abnormal parameter. This function will let you see engine performance information, if there are any trouble codes or issues with your engine or ECU.
Read Vehicle Information
- This code reader car diagnostic tool can retrieve the vehicle information, such as VIN (Vehicle Identification Number), CID (Calibration ID) and CVN (Calibration verification number), etc., which offers help and convenience to users for repair or parts replacement.
How to update EDIAG YA-101 obd2 scanner?ONLY 2 STEPS TO UPDATE!!!
- Download the application from EDIAG website. 2.copy the app to YA101 via the USB cable.
- Note: UPDATE IS NOT NECESSARY before utilization. The YA-101 car code reader comes with 31.5 inch cable.
Enhanced OBDII- On-Board Monitor Test MODE6
Mode 06 keeps watch on how all of the sensors and other emission control components are functioning. it can reveal the inner workings of the OBD II system, and can tell you when a code is going to set even before it sets the code and turns on the Check Engine light.
Misfire Cylinder Test: Helps to clear the fault code of one abnormal cylinder .Helps to the PCM read the CKPS information and detect which cylinder has issue.
Enhanced OBDII-EVAP System test (MODE 8)
EVAP System test (Component Test) lets you initate a leak test for the vehicle’s EVAP system.After fixed a problem with the fuel system,you can verify your fix right away, without waiting a few days( or longer) for your car to run it automatically
Enjoy Quick Emission Test
The oxygen sensor monitor allows the PCM to verify that the O2 sensors are properly calibrated and functioning without noticeable deterioration under normal engine operating conditions. ediag ya-101 obd2 scanner helps you get fully prepared for passing the smog check.
DTC look-up library
ya-101 obd2 scanner Built-in Code Definition.Enter the fault codes you got and enter them to get the code definitions and locate the bad parts of your vehicle.No need to search online for what's the codes meaning. you can easier read what's the meaning of the fault codes that was detected.
Lifetime free update
not like other basic scan tool can't do update, YA-101 obd2 scanner provides life-time FREE software update via USB(Only 2 steps to update!).
Supports Screenshot function,click the up and the down button at the same time 3s to get screenshot.
Add Battery Test Function
Real-time Monitor the Vehicle’s Battery Voltage, Better Know the Battery Status.
Plug in and Play
this obd2 scanner support Plug and Play function.NO NEED BATTERY. plug into the OBD II port on your car and turn ignition on then read the car's vehicle information with the reader.
User-friendly design,1.8 inch color screen display,one-hand operation.
EDIAG YA-101 obd2 scanner support over 99% cars on the market
No Worry About Compatibility
Can it works on your cars?
- YA-101 covers all obd2 protocols and all OBD diagnostic services.therefore,it will work with virtually all obd2 cars with 16 pin Data Link Connector.
- The YA-101 obd2 scanner Suitable for vehicles complying with OBD II/EOBD/JOBD/CAN standard protocols after 1996.This scan tool provides a quick way to check for DTCs, identify the cause of the malfunction indicator lamp (MIL) and verify the status of monitors before performing emissions certification testing. It's perfect for beginners and professional diagnostic technicians alike, and is portable and battery-free. Don't let emissions problems slow you down - trust this handy tool to help you diagnose and verify repairs quickly and easily.
- This obd2 scan tool only works on 12V cars, NOT WORK FOR 24V truck. Don't use it on 24V vehicles. YA-101 scanner supports 12V Passenger car, Diesel, Hybrid car, Pickup, and Light-duty Truck, SUV, Gasoline, Minivans, Caravan,Van from 1996-2026. In addition, it covers OBD2/ EOBD/KOBD&CAN cars, such as VW, Acura, Alfa Romeo, Audi, Bentley, Benz, BMW, Bugatti, Buick, Cadillac, Chevrolet, Chrysler, Citroen, Dacia, Daewoo,Dodge, Fiat,Ford,Faking, GM, Honda, Hyundai, Infiniti, Isuzu,Jaguar, Jeep,KIA,Lancia, Land Rover, Lexus,Lincoln,Maybach, Mazda, Nissan,Porsc,etc.
- [ American Car ] : Need Standard OBD2 Protocols from 1996 to 2026 for Chrysler , for Ford, for GM, For Jeep ...
- [ European Car ]: Need Standard OBD2 Protocols from 2001 to now For Alfa romeo , for SAAB ,for Acura , for Opel , for Audi for Seat , for Peugeot , for Renault For Bentley , for Skoda , for Daewoo , for Benz , for Daihatsu , for Land Rover , for BMW , for Vauxhall , for Citroen , for Volvo , for Fiat , for VW , for Ford , for Jaguar...
- [ Japanese/Korean Car ]: Need Standard OBD2 Protocols from 2006 to 2026 for KIA, for Isuzu, for Honda , for Mitsubishi, for Hyundai , for Dacia , for Lexus , for Mazda, for Nissan, for Subaru , for Suzuki, for Toyota...
- [ Chinese Car ]: Need Standard OBD2 Protocols from 2009 to 2026.
9 Languages:
- English , French , Russian , Spanish ,German, Italian ,Portuguese, Japanese, Chinese.
How do I use it?
Turn the ignition switch to the on position (do not start the engine). Connect the diagnostic connector of the scanning tool to the DLC socket of the vehicle. Once connected successfully, the scanner will automatically recognize the information of the vehicle. Some vehicles produced before 2005 may not be recognized, and the menu will prompt you to manually enter the VIN to enter the diagnosis.--- No need to charge and upgrade, always up-to-date
 YA-101 OBD2 Scanner |  LAUNCH CRP123 |  LAUNCH CRP123E OBD2 SCANNER |  LAUNCH CRP129E |  LAUNCH X431 V PRO | |
|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — |
| Price | — | — no data | — | — | — |
| Diagnostic System | Engine System | 4 Systems:Engine Transmission ABS SRS | 4 Systems:Engine Transmission ABS SRS | 4 Systems:Engine Transmission ABS SRS | All Modules |
| Battery Voltage Test | ? | ? | ? | ? | ? |
| OBD-II Modes Compatibility | FULL | FULL | FULL | FULL | FULL |
| DTC Lookup | ? | ? | ? | ? | ? |
| Reset Functions | no data | no data | 3 Reset Functions | 8 Reset Functions | 37+ Reset Functions |
| Free Update | Lifetime Free | Lifetime Free | Lifetime Free | Lifetime Free | 2 Years Free |
| Screen Size | 1.8'' inch | 3.5'' inch | 5'' inch | 5'' inch | 8' inch |
Have you ever encountered an engine issue? The issue solved, but the warning light still cannot be reset?
Do you want to know the specific problems of your car before taking it to the auto repair shop?
Do you want to save more money in car repairs?
- If yes, ediag ya-101 code readers & scan tools will help you solve these issues. it can read and erase codes which can also retrieve a wealth of information from the Engine Control Unit (ECU). Whether you know how to repair or not, you can learn more about your car through this diagnostic device, thus saving unnecessary maintenance costs
How much data can be read depends on the vehicle? there are over 40 live data PIDs,
- including FUELSYS(fuel system status), LOAD_PCT(Calculated load value), ECT(Engine Coolant Temperature), SHRTFT(Short term fuel trim-bank), LONGFT(Long term fuel trim-bank), Engine RPM, VSS(Vehicle Speed Sensor), SPARKADV(Ignition timing advance for cylinder 1), IAT(Intake air temperature), MAF(Mass Air Flow), TP(Absolute Throttle Position), EQ_RATB1S1(Equivalence Ratio Bank 1, Sensor1), O2B1S1(Oxygen sensor output voltage), EVAP_PCT(Commanded Evaporative Purge), etc.
How to Use YA-101 car code reader?
- Just simply plug into the OBD II port on your car and turn ignition on.NO NEED TO REGISTER BEFORE UTILIZATION.
Full OBD Service Modes
- Read and Clear the fault codes, turn-off Malfunction Indicator Light (MIL)
- Displays Freeze Frame data & Displays Oxygen Sensor test results
- Display I/M readiness status.(Non-continuously Monitored Systems test )
- Show Live Data in the graph such as engine RPM, temperatures, ignition advance, speed ,etc.
- Request On-Board Monitoring test results for specific monitored systems
- Built-in DTC lookup library with cause analysis & Request Vehicle Information
- Checking system status & DTC Lookup & Component test& Modules present
Live Data Viewing
- Live data are displayed in a time-based chart to help customers to better analyze the abnormal parameter. This function will let you see engine performance information, if there are any trouble codes or issues with your engine or ECU.
Read Vehicle Information
- This code reader car diagnostic tool can retrieve the vehicle information, such as VIN (Vehicle Identification Number), CID (Calibration ID) and CVN (Calibration verification number), etc., which offers help and convenience to users for repair or parts replacement.
How to update EDIAG YA-101 obd2 scanner?ONLY 2 STEPS TO UPDATE!!!
- Download the application from EDIAG website. 2.copy the app to YA101 via the USB cable.
- Note: UPDATE IS NOT NECESSARY before utilization. The YA-101 car code reader comes with 31.5 inch cable.
Enhanced OBDII- On-Board Monitor Test MODE6
Mode 06 keeps watch on how all of the sensors and other emission control components are functioning. it can reveal the inner workings of the OBD II system, and can tell you when a code is going to set even before it sets the code and turns on the Check Engine light.
Misfire Cylinder Test: Helps to clear the fault code of one abnormal cylinder .Helps to the PCM read the CKPS information and detect which cylinder has issue.
Enhanced OBDII-EVAP System test (MODE 8)
EVAP System test (Component Test) lets you initate a leak test for the vehicle’s EVAP system.After fixed a problem with the fuel system,you can verify your fix right away, without waiting a few days( or longer) for your car to run it automatically
Enjoy Quick Emission Test
The oxygen sensor monitor allows the PCM to verify that the O2 sensors are properly calibrated and functioning without noticeable deterioration under normal engine operating conditions. ediag ya-101 obd2 scanner helps you get fully prepared for passing the smog check.
DTC look-up library
ya-101 obd2 scanner Built-in Code Definition.Enter the fault codes you got and enter them to get the code definitions and locate the bad parts of your vehicle.No need to search online for what's the codes meaning. you can easier read what's the meaning of the fault codes that was detected.
Lifetime free update
not like other basic scan tool can't do update, YA-101 obd2 scanner provides life-time FREE software update via USB(Only 2 steps to update!).
Supports Screenshot function,click the up and the down button at the same time 3s to get screenshot.
Add Battery Test Function
Real-time Monitor the Vehicle’s Battery Voltage, Better Know the Battery Status.
Plug in and Play
this obd2 scanner support Plug and Play function.NO NEED BATTERY. plug into the OBD II port on your car and turn ignition on then read the car's vehicle information with the reader.
User-friendly design,1.8 inch color screen display,one-hand operation.
EDIAG YA-101 obd2 scanner support over 99% cars on the market
No Worry About Compatibility
Can it works on your cars?
- YA-101 covers all obd2 protocols and all OBD diagnostic services.therefore,it will work with virtually all obd2 cars with 16 pin Data Link Connector.
- The YA-101 obd2 scanner Suitable for vehicles complying with OBD II/EOBD/JOBD/CAN standard protocols after 1996.This scan tool provides a quick way to check for DTCs, identify the cause of the malfunction indicator lamp (MIL) and verify the status of monitors before performing emissions certification testing. It's perfect for beginners and professional diagnostic technicians alike, and is portable and battery-free. Don't let emissions problems slow you down - trust this handy tool to help you diagnose and verify repairs quickly and easily.
- This obd2 scan tool only works on 12V cars, NOT WORK FOR 24V truck. Don't use it on 24V vehicles. YA-101 scanner supports 12V Passenger car, Diesel, Hybrid car, Pickup, and Light-duty Truck, SUV, Gasoline, Minivans, Caravan,Van from 1996-2026. In addition, it covers OBD2/ EOBD/KOBD&CAN cars, such as VW, Acura, Alfa Romeo, Audi, Bentley, Benz, BMW, Bugatti, Buick, Cadillac, Chevrolet, Chrysler, Citroen, Dacia, Daewoo,Dodge, Fiat,Ford,Faking, GM, Honda, Hyundai, Infiniti, Isuzu,Jaguar, Jeep,KIA,Lancia, Land Rover, Lexus,Lincoln,Maybach, Mazda, Nissan,Porsc,etc.
- [ American Car ] : Need Standard OBD2 Protocols from 1996 to 2026 for Chrysler , for Ford, for GM, For Jeep ...
- [ European Car ]: Need Standard OBD2 Protocols from 2001 to now For Alfa romeo , for SAAB ,for Acura , for Opel , for Audi for Seat , for Peugeot , for Renault For Bentley , for Skoda , for Daewoo , for Benz , for Daihatsu , for Land Rover , for BMW , for Vauxhall , for Citroen , for Volvo , for Fiat , for VW , for Ford , for Jaguar...
- [ Japanese/Korean Car ]: Need Standard OBD2 Protocols from 2006 to 2026 for KIA, for Isuzu, for Honda , for Mitsubishi, for Hyundai , for Dacia , for Lexus , for Mazda, for Nissan, for Subaru , for Suzuki, for Toyota...
- [ Chinese Car ]: Need Standard OBD2 Protocols from 2009 to 2026.
9 Languages:
- English , French , Russian , Spanish ,German, Italian ,Portuguese, Japanese, Chinese.
How do I use it?
Turn the ignition switch to the on position (do not start the engine). Connect the diagnostic connector of the scanning tool to the DLC socket of the vehicle. Once connected successfully, the scanner will automatically recognize the information of the vehicle. Some vehicles produced before 2005 may not be recognized, and the menu will prompt you to manually enter the VIN to enter the diagnosis.--- No need to charge and upgrade, always up-to-date
YA-101 OBD2 Scanner | LAUNCH CRP123 | LAUNCH CRP123E OBD2 SCANNER | LAUNCH CRP129E | LAUNCH X431 V PRO | |
|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — |
| Price | — | — no data | — | — | — |
| Diagnostic System | Engine System | 4 Systems:Engine Transmission ABS SRS | 4 Systems:Engine Transmission ABS SRS | 4 Systems:Engine Transmission ABS SRS | All Modules |
| Battery Voltage Test | ? | ? | ? | ? | ? |
| OBD-II Modes Compatibility | FULL | FULL | FULL | FULL | FULL |
| DTC Lookup | ? | ? | ? | ? | ? |
| Reset Functions | no data | no data | 3 Reset Functions | 8 Reset Functions | 37+ Reset Functions |
| Free Update | Lifetime Free | Lifetime Free | Lifetime Free | Lifetime Free | 2 Years Free |
| Screen Size | 1.8'' inch | 3.5'' inch | 5'' inch | 5'' inch | 8' inch |
CAR DIAGNOSTIC TOOL
Create-Change. Since 1992, LAUNCH has created a broad product line of auto diagnosis, test, and maintenance, all of which have been hailed as reliable and innovative.
For now, we are investing strategically in wider high-tech runways of TPMS, ADAS, and IMMO industries to meet growing demand in those emerging markets.
This constant drive for performance has made LAUNCH a respected partner of more than 200 distributors in over 60 countries.