Unlocking the full potential of your BMW E39 requires the right diagnostic tools. An Obdii Scanner For E39 is essential for identifying and resolving issues, ensuring your vehicle runs smoothly. Discover how an automotive diagnostic tool like this can transform your E39 ownership experience, enabling you to perform car diagnostics and vehicle health checks with ease. Explore the power of auto diagnostic scanners and elevate your BMW’s performance today with CARDIAGTECH.NET!
1. Understanding the Importance of an OBDII Scanner for Your E39
An OBDII scanner is more than just a tool; it’s a vital partner in maintaining and optimizing your BMW E39. It allows you to delve into the intricate systems of your car, providing insights that can save you time, money, and frustration.
1.1 What is an OBDII Scanner?
An OBDII (On-Board Diagnostics II) scanner is a device that connects to your vehicle’s onboard computer system. It reads data related to engine performance, emissions, and other critical systems. This data can help you identify potential problems before they become major issues. According to the Environmental Protection Agency (EPA), OBDII systems have been standard on all cars and light trucks sold in the U.S. since 1996, ensuring broad compatibility.
1.2 Why Every E39 Owner Needs One
Owning a BMW E39 is a rewarding experience, but it also comes with its own set of maintenance needs. An OBDII scanner empowers you to:
- Diagnose Issues Early: Catch minor problems before they escalate into costly repairs.
- Save Money: Avoid unnecessary trips to the mechanic by diagnosing and fixing issues yourself.
- Understand Your Car: Gain a deeper understanding of your E39’s performance and health.
- Ensure Optimal Performance: Keep your E39 running at its best by monitoring key parameters.
1.3 Common Issues an OBDII Scanner Can Detect in an E39
An OBDII scanner can detect a wide range of issues in your E39, including:
- Engine Misfires: Identify and address the causes of engine misfires.
- Oxygen Sensor Problems: Monitor and troubleshoot oxygen sensor malfunctions.
- Transmission Issues: Detect early signs of transmission problems.
- ABS and Traction Control Problems: Diagnose issues with your E39’s anti-lock braking system and traction control.
- Emissions Problems: Ensure your E39 is running cleanly and efficiently.
BMW E39 instrument cluster displaying warning lights. Alt: E39 dashboard lights, indicating potential issues detectable by an OBDII scanner.
2. Key Features to Look for in an OBDII Scanner for E39
Not all OBDII scanners are created equal. When choosing a scanner for your E39, consider these key features to ensure you get the most value and functionality.
2.1 BMW-Specific Diagnostic Capabilities
The best OBDII scanners for E39 models offer BMW-specific diagnostic capabilities. These scanners can access BMW-specific fault codes and systems that generic scanners cannot. This deeper level of access allows for more accurate and comprehensive diagnostics.
2.2 Compatibility with E39 Model Years
Ensure the scanner you choose is compatible with your E39’s model year. Some scanners may only support certain model years or engine types. Check the manufacturer’s specifications to verify compatibility. The BMW E39 was produced from 1995 to 2004, so a scanner covering this range is ideal.
2.3 Ease of Use and Interface
A user-friendly interface is essential for an effective OBDII scanner. Look for scanners with:
- Clear Display: Easy-to-read screens that display data in a clear and concise manner.
- Intuitive Navigation: Simple menus and buttons that allow you to quickly access the features you need.
- Helpful Prompts: On-screen prompts and explanations that guide you through the diagnostic process.
2.4 Data Logging and Reporting
Data logging and reporting features allow you to record and analyze your E39’s performance over time. This can be invaluable for identifying intermittent problems and tracking the effectiveness of repairs.
2.5 Updateability
Choose a scanner that can be updated with the latest software and diagnostic information. Regular updates ensure that your scanner remains compatible with your E39 and can diagnose new issues as they arise.
3. Top OBDII Scanners for BMW E39 Owners
With so many OBDII scanners on the market, it can be challenging to choose the right one for your E39. Here are some of the top options, known for their reliability, features, and BMW-specific capabilities.
3.1 ANCEL BM700: A Comprehensive Solution
The ANCEL BM700 is a popular choice among BMW owners, offering extensive diagnostic capabilities at an affordable price. It supports all OBDII protocols and provides BMW-specific diagnostics for systems like ABS, SRS, and transmission.
Key Features:
- BMW-Specific Diagnostics: Access to BMW-specific fault codes and systems.
- Full System Scan: Scan all major systems in your E39 for potential problems.
- Live Data Stream: Monitor real-time data from sensors and modules.
- Service Reset Functions: Reset service lights and perform maintenance procedures.
- Updateable Software: Keep your scanner up-to-date with the latest diagnostic information.
Pricing: Approximately $109.99
3.2 Carly Adapter: Advanced Diagnostics via Smartphone
The Carly Adapter is a unique solution that pairs with a smartphone app to provide advanced diagnostics and coding capabilities. It offers BMW-specific diagnostics, live data monitoring, and the ability to customize vehicle settings.
Key Features:
- Smartphone Integration: Use your smartphone as a diagnostic tool.
- BMW-Specific Diagnostics: Access to BMW-specific fault codes and systems.
- Coding Capabilities: Customize vehicle settings and enable hidden features.
- Live Data Monitoring: Monitor real-time data from sensors and modules.
- Digital Garage: Store and manage diagnostic reports in the cloud.
Pricing: Adapter around $80, App subscription required.
3.3 INPA: For the Advanced User
INPA (Integrated Service Technical Application) is a professional-grade diagnostic tool used by BMW technicians. It offers the most comprehensive diagnostic and coding capabilities but requires advanced technical knowledge and setup.
Key Features:
- Full System Access: Access to all systems and modules in your E39.
- Coding and Programming: Advanced coding and programming capabilities.
- Detailed Diagnostics: In-depth diagnostic information and troubleshooting guides.
- Factory-Level Access: Access to the same diagnostic tools used by BMW technicians.
Pricing: Varies depending on the source and included hardware.
3.4 Foxwell NT510 Elite: Multi-System Diagnostic Scan Tool
The Foxwell NT510 Elite is a versatile multi-system diagnostic scan tool that’s compatible with a wide range of vehicles, including the BMW E39. This tool provides in-depth diagnostics for multiple systems, including engine, transmission, ABS, airbag, and more.
Key Features:
- Extensive Vehicle Coverage: Supports a wide range of vehicle makes and models.
- Multi-System Diagnostics: In-depth diagnostics for multiple vehicle systems.
- Live Data Streaming: View and record real-time data from vehicle sensors.
- Actuation Tests: Perform component actuation tests to verify functionality.
- Service Reset Functions: Perform various service reset functions, such as oil reset and brake reset.
Pricing: Approximately $199
3.5 Autel MaxiCheck MX808: A Powerful and User-Friendly Option
The Autel MaxiCheck MX808 is a powerful and user-friendly diagnostic tool that’s suitable for both professional technicians and DIY enthusiasts. It offers comprehensive diagnostics, service functions, and special functions for a wide range of vehicles, including the BMW E39.
Key Features:
- Extensive Vehicle Coverage: Supports a wide range of vehicle makes and models.
- Comprehensive Diagnostics: In-depth diagnostics for all vehicle systems.
- Service Functions: Perform various service functions, such as oil reset, EPB reset, and TPMS reset.
- Special Functions: Access special functions, such as adaptation and coding.
- User-Friendly Interface: Intuitive touchscreen interface for easy navigation.
Pricing: Approximately $350
4. How to Use an OBDII Scanner on Your E39: A Step-by-Step Guide
Using an OBDII scanner is a straightforward process. Follow these steps to diagnose issues with your E39:
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Locate the OBDII Port: The OBDII port is typically located under the dashboard on the driver’s side.
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Connect the Scanner: Plug the OBDII scanner into the port.
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Turn on the Ignition: Turn the ignition key to the “ON” position without starting the engine.
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Power on the Scanner: The scanner should power on automatically. If not, press the power button.
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Select Your Vehicle: Enter your E39’s year, make, and model.
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Run a Scan: Select the “Scan” or “Diagnostic” option and follow the on-screen prompts.
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View Fault Codes: The scanner will display any fault codes detected.
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Research the Codes: Look up the fault codes online or in the scanner’s database to understand the issue.
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Clear the Codes (Optional): After addressing the issue, you can clear the fault codes using the scanner.
5. Understanding and Interpreting OBDII Codes
OBDII codes can seem cryptic, but understanding them is key to diagnosing and fixing issues. Here’s a breakdown of how to interpret these codes:
5.1 Structure of an OBDII Code
An OBDII code consists of five characters:
- First Character: Indicates the system:
- P: Powertrain (Engine, Transmission)
- B: Body (e.g., Airbags, Power Windows)
- C: Chassis (e.g., ABS, Traction Control)
- U: Network (e.g., Communication Systems)
- Second Character: Indicates whether the code is generic or manufacturer-specific:
- 0: Generic (Standardized across all manufacturers)
- 1: Manufacturer-Specific (Unique to BMW)
- Third Character: Indicates the subsystem:
- 1: Fuel and Air Metering
- 2: Fuel and Air Metering (Injector Circuit)
- 3: Ignition System or Misfire
- 4: Auxiliary Emission Controls
- 5: Vehicle Speed Controls and Idle Control System
- 6: Computer Output System
- 7: Transmission
- 8: Transmission
- Fourth and Fifth Characters: Specific fault code number.
5.2 Common E39 OBDII Codes and Their Meanings
Here are some common OBDII codes you might encounter with your E39:
| Code | Description | Possible Causes |
|---|---|---|
| P0170 | Fuel Trim Malfunction (Bank 1) | Vacuum leak, faulty MAF sensor, faulty oxygen sensor |
| P0300 | Random Misfire Detected | Faulty spark plugs, ignition coils, fuel injectors, vacuum leaks |
| P0420 | Catalyst System Efficiency Below Threshold | Faulty catalytic converter, faulty oxygen sensors, exhaust leaks |
| P0740 | Torque Converter Clutch Circuit Malfunction | Faulty torque converter, faulty solenoid, low transmission fluid |
| P1624 | EWS Tampering Signal | Faulty EWS module, wiring issues, key problems |
5.3 Resources for Looking Up OBDII Codes
Several online resources can help you look up OBDII codes and understand their meanings:
- OBD-Codes.com: A comprehensive database of OBDII codes with descriptions and possible causes.
- AutoCodes.com: Another valuable resource for looking up OBDII codes and accessing troubleshooting information.
- The Scanner’s Database: Many OBDII scanners have a built-in database of codes and their meanings.
6. Advanced Diagnostics and Coding with OBDII Scanners
Beyond basic diagnostics, some OBDII scanners offer advanced capabilities like coding and programming. These features allow you to customize your E39’s settings and enable hidden features.
6.1 What is Coding?
Coding involves modifying the software settings of your E39’s control modules. This can be used to:
- Enable Hidden Features: Activate features that were disabled from the factory, such as daytime running lights or automatic door locking.
- Customize Settings: Adjust settings like lighting behavior, seat memory, and climate control.
- Retrofit Components: Code new components, like navigation systems or upgraded audio systems, to work correctly with your E39.
6.2 What is Programming?
Programming involves updating or replacing the software in your E39’s control modules. This is typically done to:
- Fix Software Bugs: Address software glitches that can cause performance issues.
- Improve Performance: Enhance the performance of your E39’s engine, transmission, or other systems.
- Update to the Latest Software: Ensure your E39 is running the latest software versions for optimal performance and compatibility.
6.3 Scanners That Support Coding and Programming
Not all OBDII scanners support coding and programming. Some scanners that offer these capabilities include:
- Carly Adapter: Offers coding capabilities through its smartphone app.
- INPA: A professional-grade tool with extensive coding and programming capabilities.
- Autel MaxiSYS Series: High-end diagnostic scanners with advanced coding and programming features.
6.4 Precautions When Coding and Programming
Coding and programming can be risky if not done correctly. Always take these precautions:
- Research Thoroughly: Understand the coding or programming procedure before you begin.
- Back Up Your Settings: Create a backup of your current settings before making any changes.
- Use a Reliable Scanner: Choose a scanner that is known for its reliability and compatibility with your E39.
- Follow Instructions Carefully: Follow the scanner’s instructions precisely.
- Seek Professional Help: If you are unsure about any step, seek help from a qualified technician.
7. Maintaining Your E39 with an OBDII Scanner: Best Practices
Regular use of an OBDII scanner can help you keep your E39 running smoothly and avoid costly repairs. Follow these best practices:
7.1 Regular Scanning Intervals
Scan your E39 regularly, even if you are not experiencing any noticeable problems. A good rule of thumb is to scan your car:
- Monthly: For a quick check of overall health.
- Before Long Trips: To ensure everything is in good working order before a long drive.
- After Repairs: To verify that the repair was successful and no new issues have arisen.
7.2 Monitoring Live Data
Use your OBDII scanner to monitor live data from sensors and modules. This can help you identify trends and potential problems before they trigger fault codes. Pay attention to parameters like:
- Engine Temperature: Ensure the engine is running at the correct temperature.
- Oxygen Sensor Readings: Monitor oxygen sensor performance to ensure proper fuel mixture.
- Fuel Trim Values: Check fuel trim values to identify fuel delivery problems.
- MAF Sensor Readings: Monitor MAF sensor output to ensure accurate airflow measurement.
7.3 Keeping Records of Scans and Repairs
Maintain a log of your OBDII scans and repairs. This can help you track the health of your E39 over time and identify recurring issues. Include information like:
- Date of Scan: The date the scan was performed.
- Fault Codes: Any fault codes that were detected.
- Description of Issue: A brief description of the issue.
- Repairs Performed: A list of repairs that were performed.
- Parts Replaced: A list of parts that were replaced.
7.4 Addressing Issues Promptly
When you identify an issue with your OBDII scanner, address it promptly. Ignoring problems can lead to more serious and costly repairs down the road.
8. Where to Buy an OBDII Scanner for Your E39
You can purchase an OBDII scanner for your E39 from a variety of sources, including:
- CARDIAGTECH.NET: Offers a selection of high-quality OBDII scanners and diagnostic tools. Visit us at 276 Reock St, City of Orange, NJ 07050, United States, or contact us via Whatsapp at +1 (641) 206-8880.
- Auto Parts Stores: Major auto parts stores like AutoZone, Advance Auto Parts, and O’Reilly Auto Parts carry a range of OBDII scanners.
- Online Retailers: Online retailers like Amazon and eBay offer a wide selection of OBDII scanners at competitive prices.
When choosing a vendor, consider factors like:
- Price: Compare prices from different vendors to find the best deal.
- Selection: Choose a vendor that offers a wide selection of OBDII scanners.
- Customer Reviews: Read customer reviews to get an idea of the vendor’s reputation and customer service.
- Return Policy: Ensure the vendor has a good return policy in case you are not satisfied with your purchase.
9. Benefits of Buying Your OBDII Scanner from CARDIAGTECH.NET
Choosing CARDIAGTECH.NET for your OBDII scanner needs comes with several advantages:
- Expert Advice: Our team of experts can help you choose the right scanner for your E39 and provide technical support.
- Quality Products: We offer a selection of high-quality OBDII scanners from trusted brands.
- Competitive Prices: We offer competitive prices on all of our products.
- Excellent Customer Service: We are committed to providing excellent customer service and support.
We understand the challenges E39 owners face. The physical demands of auto repair, the constant need to update your skills, and the pressure to deliver quick, accurate service are all part of the job. That’s why CARDIAGTECH.NET is dedicated to providing tools that enhance your efficiency, accuracy, and overall job satisfaction.
Don’t let outdated tools hold you back. Contact CARDIAGTECH.NET today at +1 (641) 206-8880 for a consultation on the best OBDII scanner solutions for your BMW E39. Elevate your diagnostic capabilities and drive your business forward! Visit us at 276 Reock St, City of Orange, NJ 07050, United States, or visit our website at CARDIAGTECH.NET.
10. Engine Tuning
Enhancing the performance of your BMW E39 often begins with engine tuning, a meticulous process of optimizing the engine management system to unlock hidden horsepower and torque. This involves carefully calibrating various engine components, including fuel injection, air intake, and ignition timing, to achieve peak performance. Using a BMW scan tool, such as the ANCEL BM700 available at CARDIAGTECH.NET, ensures these adjustments are perfectly aligned with your vehicle’s specifications.
10.1 Benefits of Engine Tuning
- Increased horsepower and torque for improved acceleration and responsiveness.
- Enhanced fuel efficiency and reduced emissions through optimized combustion.
- Customizable tuning options to suit your driving preferences and performance goals.
- Smoother power delivery for a more refined driving experience.
10.2 Considerations for Engine Tuning
- Compatibility with your E39’s model year and engine type.
- Proper calibration of engine components to avoid damage.
- Compliance with local emissions regulations.
11. Suspension System Enhancements
The suspension system is critical to your BMW E39’s handling and stability. Upgrading the suspension can significantly improve your driving experience, especially when paired with the diagnostic capabilities of an OBDII scanner from CARDIAGTECH.NET.
11.1 Common Suspension Upgrades
- Lowering Springs: Reduce body roll and improve cornering stability.
- High-Performance Shock Absorbers: Enhance damping and control for a smoother ride.
- Sway Bars: Minimize body roll and improve handling.
- Strut Tower Braces: Increase chassis stiffness and improve steering response.
11.2 Benefits of Suspension Upgrades
- Improved handling and stability for enhanced driving confidence.
- Reduced body roll for sharper cornering.
- Enhanced responsiveness for a more engaging driving experience.
- Improved ride quality for increased comfort.
12. Enhanced Braking Systems
An advanced braking system is essential for a high-performance vehicle like the BMW E39. Upgrading your brakes ensures you can safely handle increased power and speed. An OBDII scanner from CARDIAGTECH.NET can help you monitor the health of your braking system and ensure it’s performing optimally.
12.1 Common Brake Upgrades
- Larger Brake Discs: Increase stopping power and heat dissipation.
- High-Performance Brake Pads: Provide improved friction and fade resistance.
- Stainless Steel Brake Lines: Improve brake pedal feel and reduce brake fade.
- Big Brake Kits: Offer a complete braking system upgrade with larger rotors, calipers, and pads.
12.2 Benefits of Enhanced Braking Systems
- Reduced stopping distances for improved safety.
- Improved brake pedal feel for enhanced control.
- Increased resistance to brake fade for consistent performance.
- Enhanced overall vehicle dynamics.
13. Lightweight Components
Reducing your BMW E39’s weight can significantly improve its performance, handling, and fuel efficiency. An OBDII scanner from CARDIAGTECH.NET can help you monitor the impact of weight reduction on your vehicle’s performance.
13.1 Common Lightweight Components
- Carbon Fiber Hood and Trunk Lid: Reduce weight and improve aerodynamics.
- Aluminum Wheels: Lighter than steel wheels, improving handling and acceleration.
- Lightweight Seats: Reduce weight and improve comfort.
- Lightweight Exhaust System: Reduce weight and improve exhaust flow.
13.2 Benefits of Lightweight Components
- Improved acceleration and handling.
- Enhanced fuel efficiency.
- Reduced strain on engine, brakes, and suspension.
- Overall improvement in vehicle performance.
14. Tire and Wheel Upgrades
The right tires and wheels are critical to realizing the full potential of your BMW E39. These components play a pivotal role in your driving experience, impacting grip, handling, and braking. An OBDII scanner from CARDIAGTECH.NET can help you monitor the performance of your tires and wheels, ensuring they are in optimal condition.
14.1 Considerations for Tire Selection
- Tire Size: Choose the correct tire size for your E39 to ensure proper fitment and performance.
- Tread Pattern: Select a tread pattern that matches your driving style and conditions.
- Tire Compound: Choose a tire compound that provides the right balance of grip and durability.
- Load Rating and Speed Rating: Ensure the tires meet or exceed the load and speed ratings for your E39.
14.2 Considerations for Wheel Selection
- Wheel Size and Offset: Choose wheels that fit your E39 without causing rubbing or clearance issues.
- Wheel Weight: Select lightweight wheels to improve handling and acceleration.
- Wheel Material: Choose wheels made from high-quality materials like aluminum or alloy.
- Wheel Style: Select wheels that complement the look of your E39.
15. Customizing the Exhaust System
Tailoring the exhaust system of your BMW E39 can enhance both performance and driving enjoyment. An aftermarket exhaust system offers multiple benefits, including augmented power, superior exhaust flow, and a more pronounced acoustic profile. An OBDII scanner from CARDIAGTECH.NET can help you monitor the performance of your exhaust system and ensure it’s functioning correctly.
15.1 Benefits of a Custom Exhaust System
- Increased horsepower and torque.
- Improved exhaust flow for enhanced engine breathing.
- Enhanced acoustic profile for a more engaging driving experience.
- Potential improvements in fuel economy.
15.2 Considerations for Exhaust System Selection
- Material Quality: Choose an exhaust system made from durable materials like stainless steel.
- Design and Compatibility: Select an exhaust system that is designed for your specific E39 model.
- Sound Level: Choose an exhaust system that produces a sound level that meets your preferences and local noise ordinances.
- Performance Gains: Select an exhaust system that offers measurable performance gains.
16. Conclusion
Maximizing your BMW E39’s performance demands a comprehensive approach, integrating engine tuning, suspension enhancements, and advanced braking systems. Each component plays a vital role in transmuting your vehicle into a more potent, responsive, and delightful machine. The linchpin of these enhancements is the regular maintenance and precise diagnostics facilitated by instruments like the ANCEL BM700. This specialized scan tool ensures that your E39 consistently operates at its pinnacle, assisting you in monitoring the health of your vehicle and the effectiveness of your upgrades. With the ANCEL BM700 from CARDIAGTECH.NET, you possess the confidence to elevate your BMW E39 to new echelons, underpinned by reliable diagnostics and maintenance.
Remember, maintaining and upgrading your E39 is an ongoing process. An OBDII scanner is an invaluable tool for staying on top of your car’s needs and ensuring it continues to perform at its best.
17. FAQs
Q1: How does the ANCEL BM700 aid in BMW E39 modifications?
The ANCEL BM700 is pivotal for diagnosing and overseeing the condition of your BMW E39, particularly post-modification. It verifies that enhancements are compatible and functioning optimally, sustaining peak performance.
Q2: Can engine tuning augment fuel efficiency?
Indeed, engine tuning can enhance fuel efficiency by refining engine parameters for more effective combustion and power delivery.
Q3: Is it imperative to upgrade the braking system with increased performance?
Undoubtedly. As you bolster the power and velocity of your E39, an advanced braking system is essential for safety and to maintain equilibrium in vehicle dynamics.
Q4: What are the benefits of using CARDIAGTECH.NET for my OBDII scanner needs?
CARDIAGTECH.NET offers expert advice, quality products, competitive prices, and excellent customer service to help you find the perfect OBDII scanner for your BMW E39.
Q5: How often should I scan my BMW E39 with an OBDII scanner?
It’s recommended to scan your E39 monthly, before long trips, and after repairs to ensure everything is in good working order.
Q6: What should I do if my OBDII scanner detects a fault code?
Research the fault code to understand the issue and address it promptly. Ignoring problems can lead to more serious and costly repairs.
Q7: Can I use an OBDII scanner to customize settings on my BMW E39?
Yes, some OBDII scanners offer coding capabilities that allow you to customize settings on your E39, such as enabling hidden features or adjusting lighting behavior.
Q8: Is it safe to perform coding and programming on my BMW E39?
Coding and programming can be risky if not done correctly. Always research thoroughly, back up your settings, use a reliable scanner, follow instructions carefully, and seek professional help if needed.
Q9: Where is the OBDII port located on my BMW E39?
The OBDII port is typically located under the dashboard on the driver’s side of your E39.
Q10: Can an OBDII scanner help me improve my BMW E39’s fuel efficiency?
Yes, by monitoring parameters like oxygen sensor readings and fuel trim values, an OBDII scanner can help you identify issues that may be affecting your E39’s fuel efficiency.
Contact CARDIAGTECH.NET today at +1 (641) 206-8880 for expert advice and support in choosing the best OBDII scanner for your BMW E39. Visit us at 276 Reock St, City of Orange, NJ 07050, United States, or visit our website at CARDIAGTECH.NET.
