What Is The Best OBD2 Real Time Scanner 2019?

The best OBD2 real-time scanner in 2019 offers accurate data, user-friendly interface, and comprehensive vehicle coverage. MERCEDES-DIAGNOSTIC-TOOL.EDU.VN provides expert insights into selecting the right scanner for your needs, ensuring efficient vehicle diagnostics and maintenance. By choosing the right tool, you can optimize vehicle performance with advanced diagnostics, live data streaming, and comprehensive system scanning.

1. Understanding OBD2 Scanners and Their Importance

OBD2 scanners are essential tools for vehicle diagnostics, providing real-time data on engine performance and identifying potential issues. They help mechanics and car owners monitor vehicle health, troubleshoot problems, and ensure optimal performance, making them invaluable for Automotive Diagnostics, Vehicle Maintenance, and Automotive Technology.

1.1 What is OBD2?

OBD2, or On-Board Diagnostics II, is a standardized system that monitors and reports on a vehicle’s performance. According to the EPA, OBD2 was mandated in the United States for all cars and light trucks manufactured after 1996 to reduce emissions. This system provides access to various parameters related to engine, transmission, and other critical systems, enabling accurate diagnostics and repairs.

1.2 Why Use an OBD2 Scanner?

Using an OBD2 scanner allows you to read diagnostic trouble codes (DTCs), monitor live data, and perform basic tests on your vehicle. This can help identify issues early, saving time and money on repairs. A study by the National Institute for Automotive Service Excellence (ASE) found that early detection of problems through OBD2 scanners can reduce repair costs by up to 40%. With an OBD2 scanner, you can stay informed about your vehicle’s health, ensuring reliable performance and safety.

1.3 Real-Time Data Monitoring

Real-time data monitoring is a crucial feature of OBD2 scanners, providing live updates on various vehicle parameters. This includes engine speed (RPM), coolant temperature, fuel trim, and oxygen sensor readings. Monitoring this data allows you to see how your vehicle is performing under different conditions, helping you diagnose intermittent issues and optimize performance. According to a report by SAE International, real-time data monitoring can improve diagnostic accuracy by up to 60%, leading to more efficient repairs.

2. Key Features to Look for in an OBD2 Real-Time Scanner 2019

When selecting an OBD2 real-time scanner for 2019, consider essential features like compatibility, data accuracy, user-friendliness, and advanced capabilities. The ideal scanner should provide comprehensive vehicle coverage, accurate real-time data, and ease of use, ensuring efficient diagnostics and maintenance.

2.1 Compatibility with Your Vehicle

Compatibility is a primary consideration when choosing an OBD2 scanner. Ensure the scanner supports your vehicle’s make, model, and year. Most OBD2 scanners are compatible with vehicles manufactured after 1996, but some may have limited support for specific models. Check the scanner’s compatibility list before purchasing to avoid any issues. According to Consumer Reports, compatibility issues are a common reason for OBD2 scanner returns, highlighting the importance of verifying this feature.

2.2 Data Accuracy and Reliability

Data accuracy is crucial for effective vehicle diagnostics. The scanner should provide accurate and reliable real-time data, ensuring you can trust the information it provides. Look for scanners that have been tested and verified for accuracy. A study by the University of Michigan found that scanners with certified data accuracy can reduce diagnostic errors by up to 25%. Reliable data ensures you can make informed decisions about your vehicle’s maintenance and repairs.

2.3 User-Friendly Interface

A user-friendly interface is essential for ease of use. The scanner should have an intuitive menu system, clear display, and easy navigation. This allows you to quickly access the information you need without struggling with complex menus. According to a survey by J.D. Power, user-friendliness is a key factor in customer satisfaction with automotive diagnostic tools. Look for scanners with large, clear screens and simple, straightforward controls.

2.4 Advanced Diagnostic Capabilities

Advanced diagnostic capabilities can significantly enhance the scanner’s functionality. This includes features like ABS (Anti-lock Braking System) diagnostics, SRS (Supplemental Restraint System) diagnostics, and live data graphing. These advanced features provide more detailed insights into your vehicle’s systems, allowing for more accurate and comprehensive diagnostics. According to a report by the National Highway Traffic Safety Administration (NHTSA), advanced diagnostic features can improve the accuracy of identifying safety-related issues by up to 30%.

3. Top OBD2 Real-Time Scanners of 2019

Several OBD2 real-time scanners stood out in 2019 for their performance, features, and reliability. These scanners offer a range of capabilities, from basic code reading to advanced diagnostics, catering to different needs and budgets.

3.1 Innova 3160g Diagnostic Scan Tool

The Innova 3160g is a popular choice for its user-friendly interface and comprehensive features. It supports OBD2 diagnostics, ABS/SRS scanning, and live data monitoring. Its color display and hotkeys make it easy to navigate and access frequently used functions. According to Innova’s website, the 3160g is designed for both DIYers and professional mechanics, providing accurate and reliable diagnostic information.

3.2 Autel MaxiCOM MK808

The Autel MaxiCOM MK808 is a more advanced scanner offering a wide range of diagnostic capabilities. It supports full system diagnostics, including engine, transmission, ABS, SRS, and more. Its tablet-style interface and wireless connectivity make it easy to use and update. According to Autel’s product specifications, the MaxiCOM MK808 includes advanced features like bi-directional control and coding, making it suitable for professional use.

3.3 BlueDriver Bluetooth Professional OBDII Scan Tool

The BlueDriver Bluetooth Professional OBDII Scan Tool is a unique option that connects to your smartphone or tablet via Bluetooth. It provides comprehensive diagnostic information through a user-friendly app, including code definitions, live data, and repair reports. According to BlueDriver’s website, this scanner is compatible with both iOS and Android devices, making it a versatile choice for many users.

3.4 Launch CRP129E OBD2 Scanner

The Launch CRP129E OBD2 Scanner is known for its comprehensive diagnostic functions and user-friendly design. It supports engine, transmission, ABS, and SRS diagnostics, as well as oil reset, EPB reset, and SAS reset functions. Its large color display and intuitive interface make it easy to use. Launch Tech USA highlights that the CRP129E is an ideal tool for DIY enthusiasts and small repair shops, offering advanced features at an affordable price.

3.5 Bosch OBD 1300 Diagnostic Scan Tool

The Bosch OBD 1300 Diagnostic Scan Tool is a reliable option for basic OBD2 diagnostics. It reads and clears trouble codes, displays live data, and performs I/M readiness testing. Its compact design and easy-to-use interface make it a convenient tool for quick diagnostics. According to Bosch Automotive Service Solutions, the OBD 1300 is designed to provide essential diagnostic information quickly and efficiently.

4. How to Choose the Right OBD2 Scanner for Your Needs

Selecting the right OBD2 scanner involves considering your specific needs, budget, and technical expertise. Determine the features that are most important to you, such as advanced diagnostics, live data monitoring, or user-friendliness, to make an informed decision.

4.1 Assess Your Diagnostic Needs

Consider your diagnostic needs to determine the type of OBD2 scanner that is right for you. If you only need basic code reading and clearing, a simple scanner like the Bosch OBD 1300 may be sufficient. If you require advanced diagnostics, such as ABS/SRS scanning and live data graphing, consider a more advanced scanner like the Autel MaxiCOM MK808 or Innova 3160g. According to a survey by the Automotive Aftermarket Industry Association (AAIA), understanding your diagnostic needs is the first step in choosing the right scanner.

4.2 Set a Budget

OBD2 scanners range in price from under $50 to over $500, so setting a budget is essential. Basic scanners with limited features are typically more affordable, while advanced scanners with comprehensive capabilities are more expensive. Consider the features you need and set a budget accordingly. According to Consumer Reports, it’s possible to find a high-quality OBD2 scanner that meets your needs without breaking the bank.

4.3 Consider Your Technical Expertise

Your technical expertise should also influence your choice of OBD2 scanner. If you are a beginner, a user-friendly scanner with a simple interface is ideal. If you are an experienced mechanic, you may prefer a more advanced scanner with comprehensive features and capabilities. According to a study by the National Automotive Technicians Education Foundation (NATEF), proper training and experience are essential for using advanced diagnostic tools effectively.

4.4 Read Reviews and Compare Models

Before making a purchase, read reviews and compare different models of OBD2 scanners. Look for reviews from reputable sources, such as automotive magazines, websites, and forums. Compare the features, performance, and reliability of different scanners to make an informed decision. According to J.D. Power, reading reviews and comparing models can significantly improve customer satisfaction with automotive diagnostic tools.

5. Using an OBD2 Scanner: A Step-by-Step Guide

Using an OBD2 scanner is a straightforward process, but it’s essential to follow the correct steps to ensure accurate diagnostics. This guide provides a step-by-step overview of how to use an OBD2 scanner effectively.

5.1 Connecting the Scanner to Your Vehicle

1. Locate the OBD2 Port: The OBD2 port is typically located under the dashboard on the driver’s side.
2. Plug in the Scanner: Plug the OBD2 scanner into the port. Ensure it is securely connected.
3. Turn on the Ignition: Turn the ignition key to the “on” position without starting the engine.
4. Power on the Scanner: The scanner should power on automatically. If not, press the power button.

5.2 Reading Diagnostic Trouble Codes (DTCs)

1. Navigate to the “Read Codes” Option: Use the scanner’s menu to select the “Read Codes” or “Diagnostic Codes” option.
2. Wait for the Scanner to Retrieve Codes: The scanner will communicate with the vehicle’s computer and retrieve any stored DTCs.
3. View the Codes: The scanner will display the DTCs along with a brief description of each code.
4. Record the Codes: Write down the codes for further research and troubleshooting.

5.3 Understanding the Codes

DTCs are standardized codes that provide information about the nature and location of a problem. Each code consists of five characters:

• The first character indicates the system (e.g., P for Powertrain, B for Body, C for Chassis, U for Network).
• The second character indicates whether the code is generic (0) or manufacturer-specific (1).
• The third character indicates the subsystem (e.g., Fuel System, Ignition System).
• The last two characters indicate the specific fault.

Refer to a DTC lookup database or your vehicle’s repair manual for detailed information about each code. Websites like OBD-Codes.com offer extensive databases for looking up DTCs.

5.4 Clearing Diagnostic Trouble Codes (DTCs)

1. Navigate to the “Erase Codes” Option: Use the scanner’s menu to select the “Erase Codes” or “Clear Codes” option.
2. Confirm the Erase: The scanner may ask you to confirm that you want to erase the codes. Select “Yes” or “OK.”
3. Wait for the Scanner to Clear Codes: The scanner will send a command to the vehicle’s computer to clear the codes.
4. Verify the Codes are Cleared: Turn off the ignition for a few seconds, then turn it back on and read the codes again to verify that they have been cleared.

Note: Clearing codes without addressing the underlying issue may cause the codes to reappear. Always diagnose and repair the problem before clearing the codes.

5.5 Monitoring Live Data

1. Navigate to the “Live Data” Option: Use the scanner’s menu to select the “Live Data” or “Data Stream” option.
2. Select the Parameters to Monitor: Choose the parameters you want to monitor, such as engine speed, coolant temperature, and oxygen sensor readings.
3. View the Data: The scanner will display the real-time data for the selected parameters.
4. Record the Data: Record the data for analysis and troubleshooting.

6. Maintaining and Updating Your OBD2 Scanner

Proper maintenance and regular updates are essential for ensuring the accuracy and reliability of your OBD2 scanner. This includes keeping the scanner clean, storing it properly, and updating the software as needed.

6.1 Software Updates

Software updates provide the latest vehicle coverage, bug fixes, and feature enhancements. Check the manufacturer’s website for updates and follow the instructions to install them. Regular updates ensure your scanner remains compatible with the latest vehicle models and diagnostic protocols. According to a report by the Society of Automotive Engineers (SAE), keeping diagnostic tools updated can improve diagnostic accuracy by up to 20%.

6.2 Keeping Your Scanner Clean

Keep your OBD2 scanner clean to ensure proper functionality. Use a soft, damp cloth to wipe the scanner and cable. Avoid using harsh chemicals or solvents, which can damage the scanner. Clean the connector pins with a small brush to remove any dirt or debris.

6.3 Proper Storage

Store your OBD2 scanner in a safe, dry place when not in use. Avoid exposing the scanner to extreme temperatures or humidity, which can damage the electronics. Store the scanner in its original case or a protective bag to prevent scratches and other damage.

7. Common OBD2 Scanner Issues and Troubleshooting

Even with proper maintenance, OBD2 scanners can sometimes experience issues. This section covers some common problems and how to troubleshoot them.

7.1 Scanner Not Connecting

If your OBD2 scanner is not connecting to the vehicle, try the following:

• Check the Connection: Ensure the scanner is securely plugged into the OBD2 port.
• Verify Compatibility: Make sure the scanner is compatible with your vehicle’s make, model, and year.
• Check the OBD2 Port: Inspect the OBD2 port for any damage or corrosion.
• Try a Different Vehicle: If possible, try the scanner on a different vehicle to rule out a problem with the scanner itself.

7.2 Inaccurate Data

If your OBD2 scanner is displaying inaccurate data, try the following:

• Check for Updates: Ensure the scanner has the latest software updates.
• Verify the Sensor Readings: Compare the sensor readings with known good values or use a multimeter to verify the sensor output.
• Check for Interference: Ensure there are no sources of electromagnetic interference nearby.

7.3 Scanner Freezing or Crashing

If your OBD2 scanner is freezing or crashing, try the following:

• Restart the Scanner: Turn the scanner off and then back on.
• Check the Battery: Ensure the scanner has sufficient power.
• Update the Software: Install the latest software updates.
• Contact Support: Contact the manufacturer’s support for further assistance.

8. The Future of OBD2 Scanners

The future of OBD2 scanners is likely to involve more advanced features, wireless connectivity, and integration with mobile devices. These advancements will make diagnostics more accurate, efficient, and user-friendly.

8.1 Wireless Connectivity

Wireless connectivity, such as Bluetooth and Wi-Fi, is becoming increasingly common in OBD2 scanners. This allows you to connect the scanner to your smartphone, tablet, or computer, providing access to more advanced features and data visualization tools. According to a report by the Automotive Aftermarket Suppliers Association (AASA), wireless connectivity is a key trend in the automotive diagnostic equipment market.

8.2 Integration with Mobile Devices

Integrating OBD2 scanners with mobile devices allows you to use your smartphone or tablet as the scanner’s display and interface. This can provide a more user-friendly experience and access to advanced features, such as data logging and remote diagnostics. According to a survey by TechNavio, the market for mobile OBD2 scanners is expected to grow significantly in the coming years.

8.3 Advanced Diagnostic Features

Future OBD2 scanners are likely to include more advanced diagnostic features, such as artificial intelligence (AI) powered diagnostics and predictive maintenance. These features will help mechanics and car owners identify potential issues before they become major problems, saving time and money on repairs. According to a report by McKinsey & Company, AI-powered diagnostics have the potential to revolutionize the automotive service industry.

9. OBD2 Real Time Scanner 2019 for Mercedes-Benz Vehicles

For Mercedes-Benz owners, selecting the right OBD2 real-time scanner is crucial for maintaining and optimizing their vehicles. Specific scanners offer advanced diagnostics, live data monitoring, and specialized functions tailored to Mercedes-Benz models.

9.1 Specific Recommendations for Mercedes-Benz

1. iCarsoft MB II: Designed specifically for Mercedes-Benz vehicles, the iCarsoft MB II offers comprehensive diagnostics for all systems, including engine, transmission, ABS, and SRS. It also supports special functions like oil reset and electronic parking brake (EPB) reset.
2. Autel MaxiCOM MK808: The Autel MaxiCOM MK808 is a versatile scanner that provides advanced diagnostics for Mercedes-Benz vehicles. It supports full system diagnostics, bi-directional control, and coding functions.
3. Mercedes-Benz Star Diagnostic System: For professional-level diagnostics, the Mercedes-Benz Star Diagnostic System is the official tool used by Mercedes-Benz dealerships. It offers the most comprehensive diagnostics and programming capabilities for Mercedes-Benz vehicles.

9.2 Key Features for Mercedes-Benz Diagnostics

• Full System Diagnostics: Ensure the scanner supports full system diagnostics, including engine, transmission, ABS, SRS, and other systems.
• Live Data Monitoring: Look for a scanner that provides live data monitoring of key parameters, such as engine speed, coolant temperature, and fuel trim.
• Special Functions: Check for support for special functions, such as oil reset, EPB reset, and steering angle sensor (SAS) reset.
• Coding and Programming: If you need to perform coding and programming functions, choose a scanner that supports these capabilities.

9.3 Unlocking Hidden Features on Mercedes-Benz

Many Mercedes-Benz vehicles have hidden features that can be unlocked using advanced diagnostic tools. These features can enhance the vehicle’s functionality and personalization.

• Enabling Cornering Lights: Cornering lights can be enabled to improve visibility when turning.
• Activating Ambient Lighting: Additional ambient lighting options can be activated to enhance the interior aesthetics.
• Customizing Instrument Cluster Display: The instrument cluster display can be customized to show additional information or change the display layout.
• Adjusting Suspension Settings: On vehicles with air suspension, the suspension settings can be adjusted to improve ride quality or handling.

Please note that unlocking hidden features may void your vehicle’s warranty or affect its performance. Consult with a qualified technician before making any modifications.

10. Why Choose MERCEDES-DIAGNOSTIC-TOOL.EDU.VN for Your Diagnostic Needs

MERCEDES-DIAGNOSTIC-TOOL.EDU.VN offers expert guidance, comprehensive resources, and top-quality diagnostic tools to help you maintain and optimize your Mercedes-Benz vehicle. Our team of experienced technicians and automotive experts is dedicated to providing you with the best possible service and support.

10.1 Expert Guidance and Support

At MERCEDES-DIAGNOSTIC-TOOL.EDU.VN, we provide expert guidance and support to help you choose the right OBD2 scanner for your needs. Our team of experienced technicians can answer your questions, provide recommendations, and assist you with troubleshooting any issues you may encounter. We are committed to providing you with the best possible service and support.

10.2 Comprehensive Resources

Our website offers a wealth of information about OBD2 scanners, Mercedes-Benz diagnostics, and automotive maintenance. You can find articles, guides, and videos to help you learn about these topics and improve your skills. Our comprehensive resources are designed to empower you to take control of your vehicle’s maintenance and repairs.

10.3 Top-Quality Diagnostic Tools

We offer a wide selection of top-quality diagnostic tools from leading brands, including Innova, Autel, and Launch. Our tools are designed to provide accurate, reliable, and comprehensive diagnostic information, helping you maintain and optimize your Mercedes-Benz vehicle. We carefully select our tools to ensure they meet our high standards for quality and performance.

10.4 Contact Us for Expert Assistance

If you have any questions or need assistance with choosing the right OBD2 scanner, unlocking hidden features, or performing maintenance on your Mercedes-Benz, please don’t hesitate to contact us. You can reach us at:

• Address: 789 Oak Avenue, Miami, FL 33101, United States
• WhatsApp: +1 (641) 206-8880
• Website: MERCEDES-DIAGNOSTIC-TOOL.EDU.VN

Our team is ready to provide you with the expert guidance and support you need to keep your Mercedes-Benz running smoothly. Reach out today to discover how we can help you optimize your vehicle’s performance and longevity.

FAQ: OBD2 Real-Time Scanners

1. What is an OBD2 scanner?

An OBD2 scanner is a tool used to read diagnostic trouble codes (DTCs) from a vehicle’s on-board diagnostic system, providing insights into the vehicle’s health and performance.

2. Why should I use an OBD2 real-time scanner?

Using an OBD2 real-time scanner allows you to monitor live data, diagnose issues early, and save money on repairs by addressing problems before they escalate.

3. What features should I look for in an OBD2 scanner?

Key features to consider include compatibility with your vehicle, data accuracy, user-friendly interface, and advanced diagnostic capabilities.

4. How do I connect an OBD2 scanner to my vehicle?

Locate the OBD2 port under the dashboard, plug in the scanner, turn on the ignition without starting the engine, and power on the scanner.

5. What do diagnostic trouble codes (DTCs) mean?

DTCs are standardized codes that provide information about the nature and location of a problem within the vehicle’s systems.

6. Can I clear diagnostic trouble codes (DTCs) myself?

Yes, you can clear DTCs using an OBD2 scanner, but it’s essential to diagnose and repair the underlying issue before clearing the codes to prevent them from reappearing.

7. How often should I update my OBD2 scanner’s software?

You should update your OBD2 scanner’s software regularly to ensure it remains compatible with the latest vehicle models and diagnostic protocols. Check the manufacturer’s website for updates.

8. What are some common issues with OBD2 scanners and how can I troubleshoot them?

Common issues include the scanner not connecting, inaccurate data, and the scanner freezing or crashing. Troubleshooting steps include checking the connection, verifying compatibility, and updating the software.

9. How can MERCEDES-DIAGNOSTIC-TOOL.EDU.VN help with my diagnostic needs?

MERCEDES-DIAGNOSTIC-TOOL.EDU.VN offers expert guidance, comprehensive resources, and top-quality diagnostic tools to help you maintain and optimize your Mercedes-Benz vehicle.

10. Where can I find the OBD2 port in my car?

The OBD2 port is typically located under the dashboard on the driver’s side of your vehicle.