Is My 2007 Impala CAN or OBD2: The Ultimate Guide

Is your 2007 Impala Can Or Obd2? Let’s find out and understand how to diagnose your vehicle efficiently using OBD2-SCANNER.EDU.VN as your guide. This article will clarify the CAN bus system in your 2007 Impala and guide you through effective OBD2 diagnostics, enhancing your car maintenance skills.

1. What is the OBD2 System in a 2007 Impala?

The OBD2 system in a 2007 Impala is a standardized system that provides access to the vehicle’s diagnostic data. It allows you to monitor various systems and diagnose issues. Understanding this system can save you time and money on car repairs.

The On-Board Diagnostics II (OBD2) system is a crucial component of modern vehicles, including the 2007 Chevrolet Impala. Introduced in the mid-1990s, OBD2 provides a standardized interface for accessing diagnostic data from the vehicle’s engine control unit (ECU). This system monitors various parameters related to engine performance, emissions, and other critical functions. When a fault is detected, the OBD2 system stores a diagnostic trouble code (DTC), which can be retrieved using a scan tool. For 2007 Impala owners, understanding the OBD2 system can greatly assist in diagnosing and addressing vehicle issues, potentially saving time and money on repairs. The OBD2 system utilizes a 16-pin diagnostic link connector (DLC), typically located under the dashboard. This connector allows technicians and vehicle owners to connect a scan tool to the vehicle’s computer and access the stored diagnostic information.

1.1 Key Features of the OBD2 System

Here are some key features of the OBD2 system:

• Standardized Connector: The 16-pin DLC ensures compatibility across different vehicle makes and models.
• Diagnostic Trouble Codes (DTCs): These codes provide specific information about the nature and location of a problem within the vehicle’s systems.
• Real-Time Data: Access to live data streams from various sensors and components, allowing for comprehensive monitoring of vehicle performance.
• Emission Monitoring: Tracks the performance of emission-related components to ensure compliance with environmental regulations.

1.2 Benefits of Understanding the OBD2 System

Here are the benefits of understanding the OBD2 system:

• Cost Savings: Diagnose and fix minor issues before they escalate into major repairs.
• Informed Decision-Making: Make informed decisions about vehicle maintenance and repairs.
• Enhanced Vehicle Performance: Monitor and maintain optimal vehicle performance.
• Compliance: Ensure your vehicle meets emission standards and regulations.

2. Does a 2007 Impala Use CAN Bus?

Yes, a 2007 Impala uses CAN bus technology. The CAN (Controller Area Network) bus is a communication protocol that allows various electronic control units (ECUs) within the vehicle to communicate with each other without a host computer. This system enhances the efficiency and reliability of vehicle diagnostics and control.

The Controller Area Network (CAN) bus is a sophisticated communication system used in modern vehicles, including the 2007 Chevrolet Impala. CAN bus allows various electronic control units (ECUs) within the vehicle to communicate with each other without relying on a central host computer. This network enables efficient data sharing and coordination between systems such as the engine control unit (ECU), transmission control unit (TCU), anti-lock braking system (ABS), and airbag system. By implementing CAN bus, the 2007 Impala achieves improved performance, reliability, and diagnostic capabilities. The CAN bus system reduces wiring complexity, lowers costs, and enhances overall vehicle functionality. It also facilitates advanced diagnostic procedures by providing a centralized communication pathway for accessing and interpreting data from various vehicle systems. Understanding the CAN bus system in your 2007 Impala is essential for effective troubleshooting and maintenance.

2.1 How CAN Bus Works in Your Impala

Here is how CAN Bus works in your Impala:

• Data Transmission: CAN bus transmits data in the form of messages between ECUs.
• Efficiency: This reduces the amount of wiring needed, lowering costs and weight.
• Real-Time Communication: Enables real-time communication, which is essential for systems like ABS and engine management.

2.2 Advantages of CAN Bus Technology

Here are the advantages of CAN Bus technology:

• Reduced Wiring: Simplifies the wiring harness, making the vehicle lighter and more efficient.
• Improved Reliability: Enhanced communication reduces the risk of data errors.
• Advanced Diagnostics: Facilitates comprehensive diagnostics by providing a centralized communication pathway.

3. How to Check OBD2 Codes on a 2007 Impala

Checking OBD2 codes on your 2007 Impala is straightforward. You will need an OBD2 scanner, which plugs into the diagnostic port under the dashboard. Once connected, the scanner will display any stored diagnostic trouble codes (DTCs).

Checking the OBD2 codes on your 2007 Chevrolet Impala is a straightforward process that can provide valuable insights into your vehicle’s health. By using an OBD2 scanner, you can retrieve diagnostic trouble codes (DTCs) that indicate potential issues with various systems. This process not only helps in diagnosing problems early but also saves time and money by avoiding unnecessary trips to the mechanic. Before you begin, ensure that your vehicle is parked in a safe location and the engine is turned off. This will allow you to accurately read the diagnostic information without any interference. Additionally, having a basic understanding of OBD2 codes and their meanings will help you interpret the results effectively. By following these steps, you can efficiently check the OBD2 codes on your 2007 Impala and take appropriate action to address any identified issues. Remember to consult your vehicle’s repair manual or a professional mechanic for guidance on interpreting the codes and performing necessary repairs.

3.1 Step-by-Step Guide to Checking OBD2 Codes

Here is a step-by-step guide to checking OBD2 codes:

1. Locate the OBD2 Port: Typically found under the dashboard on the driver’s side.
2. Plug in the Scanner: Connect the OBD2 scanner to the port.
3. Turn on the Ignition: Turn the key to the “on” position without starting the engine.
4. Read the Codes: Follow the scanner’s instructions to read any stored DTCs.
5. Record the Codes: Write down the codes for further research or consultation.

3.2 Recommended OBD2 Scanners for a 2007 Impala

Here are some recommended OBD2 scanners:

• Autel MaxiCOM MK808: A versatile scanner with advanced diagnostic capabilities.
• BlueDriver Bluetooth Professional OBDII Scan Tool: A user-friendly option that connects to your smartphone.
• INNOVA 3100i: A reliable scanner for basic code reading and clearing.

3.3 Interpreting OBD2 Codes

Understanding the meaning of OBD2 codes is essential for effective troubleshooting. Each code consists of five characters: a letter followed by four numbers. The letter indicates the system affected (e.g., P for powertrain, B for body, C for chassis, U for network). The numbers provide more specific information about the fault.

Interpreting OBD2 codes is a critical skill for diagnosing and resolving issues with your 2007 Chevrolet Impala. Each code provides specific information about the nature and location of a problem within the vehicle’s systems, allowing you to pinpoint the source of the issue and take appropriate action. The first character of the code indicates the system affected, such as “P” for powertrain, “B” for body, “C” for chassis, or “U” for network. The subsequent numbers provide further details about the specific fault. For example, a code like P0300 indicates a random or multiple cylinder misfire, while a code like P0171 suggests that the system is running lean. Understanding these codes can save you time and money by enabling you to address the problem directly, rather than relying solely on a mechanic. Resources like OBD2-SCANNER.EDU.VN provide extensive information on OBD2 codes and their meanings, helping you to accurately diagnose and repair your vehicle.

3.4 Common OBD2 Codes for a 2007 Impala

Here are some common OBD2 codes for a 2007 Impala:

Code	Description	Possible Causes
P0300	Random/Multiple Cylinder Misfire Detected	Faulty spark plugs, ignition coils, fuel injectors, vacuum leaks
P0171	System Too Lean (Bank 1)	Vacuum leaks, faulty O2 sensor, MAF sensor issues, fuel pump problems
P0420	Catalyst System Efficiency Below Threshold (Bank 1)	Failing catalytic converter, faulty O2 sensors, exhaust leaks
P0135	O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)	Faulty O2 sensor, wiring issues, ECU problems
B0081	Driver Frontal Stage 1 Deployment Control	Short to ground or open in the driver frontal stage 1 deployment control circuit.

4. What to Do After Reading OBD2 Codes

After reading the OBD2 codes, it’s important to diagnose the issue further. Research the codes to understand their meaning and potential causes. Then, inspect the related components and systems.

Once you have retrieved the OBD2 codes from your 2007 Chevrolet Impala, the next step is to thoroughly diagnose the issue to determine the underlying cause. Start by researching each code to understand its meaning and potential causes, using resources like OBD2-SCANNER.EDU.VN for detailed information. Next, visually inspect the related components and systems to identify any obvious signs of damage or wear. For example, if you have a code related to the oxygen sensor, check the sensor for corrosion, damage, or loose connections. Similarly, if the code indicates a misfire, inspect the spark plugs, ignition coils, and fuel injectors. After the initial inspection, perform any necessary tests to further narrow down the problem. This might involve using a multimeter to check the voltage and resistance of electrical components, or using a scan tool to monitor sensor data in real-time. By following these steps, you can systematically diagnose the issue and take appropriate action to resolve it.

4.1 Diagnosing the Problem

Here is what to do when diagnosing the problem:

• Research the Codes: Use resources like OBD2-SCANNER.EDU.VN to understand the codes.
• Inspect Components: Visually inspect the related components for damage or wear.
• Test Systems: Perform tests to further narrow down the problem.

4.2 Common Repairs for a 2007 Impala

Here are some common repairs for a 2007 Impala:

• Replacing Oxygen Sensors: Address issues related to fuel efficiency and emissions.
• Replacing Spark Plugs: Resolve misfires and improve engine performance.
• Repairing Vacuum Leaks: Fix lean conditions and improve engine idling.
• Replacing Catalytic Converter: Restore emission system efficiency.

4.3 When to Consult a Professional

While many OBD2 issues can be resolved with DIY repairs, it’s important to know when to consult a professional mechanic. If you are uncomfortable performing the repairs or if the problem is complex, seek professional help.

While many OBD2 issues in your 2007 Chevrolet Impala can be resolved with DIY repairs, it’s crucial to recognize when the problem requires the expertise of a professional mechanic. If you lack experience or feel uncomfortable performing the necessary repairs, it’s always best to seek professional help. Complex issues, such as those involving the engine, transmission, or electrical systems, often require specialized knowledge and tools to diagnose and repair correctly. Additionally, if you’ve attempted to fix the problem yourself but are still experiencing issues, it’s a clear indication that you should consult a professional. Consulting a mechanic can prevent further damage to your vehicle and ensure that the repairs are performed correctly. Remember, the goal is to get your 2007 Impala back on the road safely and efficiently, and sometimes that means relying on the expertise of a qualified professional.

5. Benefits of Using OBD2-SCANNER.EDU.VN for Your 2007 Impala

Using OBD2-SCANNER.EDU.VN provides numerous benefits for diagnosing and maintaining your 2007 Impala. The website offers detailed information on OBD2 codes, diagnostic procedures, and repair tips.

Utilizing OBD2-SCANNER.EDU.VN for your 2007 Chevrolet Impala offers a multitude of benefits for diagnosing and maintaining your vehicle. The website provides a wealth of detailed information on OBD2 codes, diagnostic procedures, and repair tips, enabling you to effectively troubleshoot and resolve issues. By accessing resources such as comprehensive code descriptions, step-by-step diagnostic guides, and expert repair advice, you can save time and money on costly mechanic visits. Additionally, OBD2-SCANNER.EDU.VN offers a user-friendly interface, making it easy to navigate and find the information you need. Whether you’re a seasoned DIY enthusiast or a novice car owner, OBD2-SCANNER.EDU.VN provides the tools and knowledge to keep your 2007 Impala running smoothly and efficiently. With regular use, you can proactively address minor issues before they escalate into major problems, ensuring the longevity and reliability of your vehicle.

5.1 Access to a Comprehensive OBD2 Database

Here is how you get access to a comprehensive OBD2 database:

• Detailed Code Information: Understand the meaning and potential causes of each OBD2 code.
• Diagnostic Procedures: Follow step-by-step guides to diagnose issues accurately.
• Repair Tips: Get expert advice on how to fix common problems.

5.2 Community Support and Forums

Here is how you get community support and forums:

• Share Experiences: Connect with other 2007 Impala owners to share experiences and solutions.
• Ask Questions: Get answers to your questions from experienced mechanics and enthusiasts.
• Stay Updated: Keep up-to-date with the latest OBD2 information and repair techniques.

5.3 Step-by-Step Guides and Tutorials

Here is what you get with step-by-step guides and tutorials:

• Easy-to-Follow Instructions: Learn how to perform common repairs with clear, concise instructions.
• Visual Aids: Benefit from diagrams and videos that illustrate each step of the process.
• Troubleshooting Tips: Get advice on how to overcome common challenges.

6. Maintaining Your 2007 Impala’s OBD2 System

Proper maintenance of your 2007 Impala’s OBD2 system is essential for ensuring accurate diagnostics and preventing future issues. Regular checks and proactive maintenance can keep your vehicle running smoothly.

Proper maintenance of your 2007 Chevrolet Impala’s OBD2 system is essential for ensuring accurate diagnostics and preventing future issues. Regular checks and proactive maintenance can keep your vehicle running smoothly and efficiently. One important aspect of maintaining the OBD2 system is to keep the diagnostic port clean and free from debris. Dust, dirt, and moisture can accumulate in the port, leading to connection issues and inaccurate readings. Regularly inspect the port and clean it with a soft, dry cloth to ensure a reliable connection with your OBD2 scanner. Additionally, it’s important to address any issues identified by the OBD2 system promptly. Ignoring diagnostic trouble codes (DTCs) can lead to further damage to your vehicle and potentially compromise its performance and safety. By addressing issues early, you can prevent them from escalating into more costly and complex repairs.

6.1 Regular Checks and Inspections

Here are some things to do for regular checks and inspections:

• Check for Updates: Ensure your OBD2 scanner has the latest software updates for accurate readings.
• Inspect the Connector: Make sure the OBD2 port is clean and free from debris.
• Monitor Performance: Regularly scan your vehicle for any new or recurring codes.

6.2 Preventing Common OBD2 Issues

Here are some tips for preventing common OBD2 issues:

• Use Quality Parts: When replacing components, use high-quality parts that meet or exceed OEM specifications.
• Follow Maintenance Schedules: Adhere to the recommended maintenance schedules for your 2007 Impala.
• Address Issues Promptly: Don’t ignore warning lights or unusual symptoms; address them promptly.

6.3 Keeping Your Scanner Updated

Here is how to keep your scanner updated:

• Check for Updates Regularly: Visit the manufacturer’s website to check for software updates.
• Install Updates: Follow the manufacturer’s instructions to install any available updates.
• Keep Records: Maintain a record of all updates to ensure your scanner is always up-to-date.

7. Advanced Diagnostics with OBD2 for Your Impala

Advanced diagnostics with OBD2 can help you pinpoint complex issues in your 2007 Impala. These techniques often involve using advanced scanner features and analyzing live data streams.

Advanced diagnostics with OBD2 can help you pinpoint complex issues in your 2007 Chevrolet Impala. These techniques often involve using advanced scanner features and analyzing live data streams to gain deeper insights into your vehicle’s performance. One valuable tool for advanced diagnostics is the ability to monitor sensor data in real-time. By connecting an OBD2 scanner to your vehicle and accessing the live data stream, you can observe how various sensors are functioning while the engine is running. This can help you identify anomalies or inconsistencies that might indicate a problem. For example, you can monitor the oxygen sensor readings to determine if the fuel mixture is too rich or too lean, or you can check the mass airflow (MAF) sensor readings to ensure that the correct amount of air is entering the engine. By analyzing this data, you can narrow down the possible causes of a problem and take appropriate action.

7.1 Using Live Data Streams

Here is how to use live data streams:

• Monitor Sensors: Observe real-time data from various sensors to identify anomalies.
• Analyze Performance: Evaluate engine performance under different conditions.
• Identify Issues: Pinpoint the source of complex problems.

7.2 Performing Advanced Tests

Here are some advanced tests that can be performed:

• Compression Tests: Assess the condition of the engine cylinders.
• Fuel Injector Tests: Check the performance of the fuel injectors.
• Vacuum Leak Tests: Identify and locate vacuum leaks in the engine.

7.3 Understanding Freeze Frame Data

Here is how to understand freeze frame data:

• Capture Data: Record data from the moment a DTC is triggered.
• Analyze Conditions: Understand the conditions that led to the fault.
• Pinpoint Issues: Use the data to pinpoint the root cause of the problem.

8. Common Mistakes to Avoid When Using OBD2

When using OBD2 scanners, it’s important to avoid common mistakes that can lead to misdiagnosis or incorrect repairs. Knowing these pitfalls can save you time and frustration.

When using OBD2 scanners with your 2007 Chevrolet Impala, it’s important to avoid common mistakes that can lead to misdiagnosis or incorrect repairs. Knowing these pitfalls can save you time and frustration, ensuring that you accurately identify and resolve issues with your vehicle. One common mistake is failing to properly research the OBD2 codes before attempting any repairs. Each code provides specific information about the nature and location of a problem, and understanding this information is crucial for effective troubleshooting. Another mistake is ignoring related symptoms or not considering the overall context of the problem. The OBD2 system provides valuable diagnostic information, but it’s just one piece of the puzzle. It’s important to consider other factors, such as unusual noises, smells, or performance issues, to get a complete picture of the problem. Additionally, be wary of relying solely on generic code definitions without consulting your vehicle’s repair manual or a reliable source like OBD2-SCANNER.EDU.VN.

8.1 Misinterpreting Codes

Here is how to avoid misinterpreting codes:

• Research Thoroughly: Understand the meaning and potential causes of each code.
• Consider Symptoms: Take into account any related symptoms or performance issues.
• Consult Resources: Use reliable resources like OBD2-SCANNER.EDU.VN for accurate information.

8.2 Ignoring Related Symptoms

Here is how to avoid ignoring related symptoms:

• Observe Performance: Pay attention to any unusual noises, smells, or performance issues.
• Consider Context: Take into account the overall context of the problem.
• Gather Information: Collect as much information as possible before making a diagnosis.

8.3 Neglecting Basic Maintenance

Here is how to avoid neglecting basic maintenance:

• Follow Schedules: Adhere to the recommended maintenance schedules for your vehicle.
• Perform Regular Checks: Regularly inspect and maintain your vehicle to prevent issues.
• Address Issues Promptly: Don’t ignore warning lights or unusual symptoms; address them promptly.

9. Enhancing Your Car Knowledge with OBD2-SCANNER.EDU.VN

OBD2-SCANNER.EDU.VN is a valuable resource for enhancing your car knowledge and becoming a more informed vehicle owner. The website offers a wealth of information, tools, and resources to help you understand and maintain your vehicle.

OBD2-SCANNER.EDU.VN is an invaluable resource for enhancing your car knowledge and becoming a more informed vehicle owner, especially when it comes to your 2007 Chevrolet Impala. The website offers a wealth of information, tools, and resources to help you understand and maintain your vehicle, empowering you to take control of your car’s health and performance. One of the key benefits of OBD2-SCANNER.EDU.VN is its comprehensive database of OBD2 codes and their meanings. With detailed explanations and troubleshooting tips for each code, you can quickly identify the source of a problem and take appropriate action. Additionally, the website provides step-by-step guides and tutorials for performing common repairs, allowing you to save money by tackling DIY projects. Whether you’re a seasoned DIY enthusiast or a novice car owner, OBD2-SCANNER.EDU.VN offers the tools and knowledge you need to keep your 2007 Impala running smoothly and efficiently.

9.1 Learning About Vehicle Systems

Here is how to learn about vehicle systems:

• Explore Resources: Access articles, guides, and tutorials on various vehicle systems.
• Understand Components: Learn about the function and maintenance of different components.
• Gain Insights: Get insights into how your vehicle works and how to keep it running smoothly.

9.2 Improving Diagnostic Skills

Here is how to improve diagnostic skills:

• Practice with Scenarios: Use real-world scenarios to practice your diagnostic skills.
• Learn from Experts: Get tips and advice from experienced mechanics and enthusiasts.
• Stay Updated: Keep up-to-date with the latest diagnostic techniques and tools.

9.3 Saving Money on Repairs

Here is how to save money on repairs:

• DIY Repairs: Learn how to perform common repairs yourself.
• Informed Decisions: Make informed decisions about when to consult a professional.
• Preventive Maintenance: Keep your vehicle running smoothly with regular maintenance.

10. The Future of OBD2 Technology

The future of OBD2 technology is evolving rapidly, with new features and capabilities being developed to enhance vehicle diagnostics and performance. Staying informed about these advancements can help you make the most of your vehicle’s capabilities.

The future of OBD2 technology is evolving rapidly, with new features and capabilities being developed to enhance vehicle diagnostics and performance, especially for vehicles like your 2007 Chevrolet Impala. Staying informed about these advancements can help you make the most of your vehicle’s capabilities and ensure that you’re equipped to handle any diagnostic challenges that may arise. One of the key trends in OBD2 technology is the integration of wireless connectivity, such as Bluetooth and Wi-Fi. This allows you to connect your OBD2 scanner to your smartphone or tablet, providing convenient access to diagnostic data and advanced features. Additionally, many modern OBD2 scanners come with cloud-based software that automatically updates with the latest code definitions, diagnostic procedures, and repair tips. This ensures that you always have the most up-to-date information at your fingertips, helping you to accurately diagnose and resolve issues with your vehicle. As OBD2 technology continues to evolve, it’s important to stay informed about these advancements to maximize the benefits for your 2007 Impala.

10.1 Wireless OBD2 Scanners

Here is information on wireless OBD2 scanners:

• Convenient Connectivity: Connect your scanner to your smartphone or tablet via Bluetooth or Wi-Fi.
• Remote Diagnostics: Perform diagnostics remotely and access data from anywhere.
• Enhanced Features: Enjoy advanced features and capabilities with wireless connectivity.

10.2 Cloud-Based Diagnostics

Here is information on cloud-based diagnostics:

• Automatic Updates: Get automatic software updates with the latest code definitions and repair tips.
• Data Storage: Store and access diagnostic data in the cloud.
• Remote Access: Access your data from any device with an internet connection.

10.3 Integration with Mobile Apps

Here is information on the integration with mobile apps:

• User-Friendly Interface: Use intuitive mobile apps to access diagnostic data and features.
• Customizable Dashboards: Create custom dashboards to monitor specific parameters.
• Real-Time Monitoring: Monitor your vehicle’s performance in real-time with mobile apps.

By understanding the OBD2 system and utilizing resources like OBD2-SCANNER.EDU.VN, you can keep your 2007 Impala running smoothly and efficiently. Whether you’re performing basic maintenance or tackling complex repairs, the knowledge and tools available can help you save time and money.

Do you have questions about using an OBD2 scanner or need assistance with car repairs? Contact us today at 123 Main Street, Los Angeles, CA 90001, United States. Call or WhatsApp us at +1 (641) 206-8880, or visit our website at OBD2-SCANNER.EDU.VN for expert advice and services. Let OBD2-SCANNER.EDU.VN help you keep your car in top condition!

FAQ: Understanding Your 2007 Impala’s OBD2 System

1. What is an OBD2 scanner?

An OBD2 scanner is a diagnostic tool used to read trouble codes from a vehicle’s computer, helping to identify potential issues. It connects to the OBD2 port, typically located under the dashboard.

2. How do I locate the OBD2 port in my 2007 Impala?

The OBD2 port in a 2007 Impala is usually found under the dashboard on the driver’s side. Look for a 16-pin connector.

3. Can I use any OBD2 scanner with my 2007 Impala?

Yes, the OBD2 system is standardized, so any OBD2 scanner should work with your 2007 Impala. However, some scanners offer more advanced features than others.

4. What do OBD2 codes mean?

OBD2 codes are alphanumeric codes that indicate specific problems detected by the vehicle’s computer. Each code corresponds to a particular issue, such as a misfire or a faulty sensor.

5. How do I clear OBD2 codes after fixing the problem?

Most OBD2 scanners have a function to clear codes. After repairing the issue, connect the scanner, read the codes, and then select the option to clear them.

6. Is it safe to drive with an active OBD2 code?

It depends on the nature of the code. Some codes indicate minor issues, while others can signal serious problems that could damage your vehicle. It’s best to diagnose and address the code as soon as possible.

7. What is the difference between OBD2 and CAN bus?

OBD2 is a diagnostic system that provides access to vehicle data, while CAN bus is a communication protocol that allows various electronic control units (ECUs) within the vehicle to communicate with each other.

8. How often should I check my car for OBD2 codes?

You should check your car for OBD2 codes whenever you notice a warning light or unusual symptom. Regular checks can also help identify potential issues before they become major problems.

9. Can OBD2 scanners diagnose ABS or airbag issues?

Some advanced OBD2 scanners can diagnose ABS and airbag issues, but basic scanners may only read engine-related codes.

10. Where can I find more information about OBD2 codes and repairs for my 2007 Impala?

You can find more information about OBD2 codes and repairs for your 2007 Impala at OBD2-SCANNER.EDU.VN, which offers detailed information, diagnostic procedures, and repair tips.