Autel OBD1 & OBD2 Scanner

    To diagnose issues with an older car, you'll need an OBD1 scanner that supports OBD1 protocols. Some of these scanners are Bluetooth-enabled, and Autel and Launch offer a variety of affordable options to choose from.

    Cost-effective OBD1 Code Reader - Autel MaxiLink

    The Autel MaxiLink ML619/ML629 and MaxiDiag MD806 Pro are budget-friendly options that offer OBD2 diagnostic capabilities, but also support certain OBD1 protocols. 
    1. Autel ML619: MaxiLink ML619 is a versatile scanner that supports both OBD1 and OBD2 systems. It can read and clear codes, view live data, and perform various diagnostic functions on a wide range of vehicles. For OBD1 compatibility, it includes specific adapters or cables for certain vehicle makes. These adapters allow the ML619 to communicate with OBD1 systems of supported makes, such as GM, Ford, Chrysler, and Toyota. 
    2. Autel MaxiCOM MK808TS: The Autel MK808 is a comprehensive diagnostic scanner that supports OBD1 systems (depending on the specific adapter or cable used) as well as OBD2 systems. It offers extensive diagnostic capabilities and features such as key coding, IMMO functions, and service functions. 
    3. Autel MaxiDiag MD806 Pro: The Autel MD806 Pro is another advanced diagnostic tool that can work with OBD1 systems when used with the appropriate adapters or cables. It provides a wide range of diagnostic functions, including reading and clearing codes, live data streaming, and performing special functions.

      autel ml619 ml629 vihicle coverage and obd1 compatibility

      Professional OBD2 Scanners With OBD1 Support:

      For more advanced diagnostic capabilities, Autel Maxisys MS906, MS908, MaxiPro MP808, and Launch X431 V+, PAD III are advanced OBD2 scanners with OBD1 support that cover different brands. These scanners are ideal for professional mechanics or car enthusiasts who require advanced diagnostic features.
      To determine your vehicle's compatibility, kindly provide your VIN number to our customer service at Alternatively, you can also check the following link for compatibility:


      Common OBD1 codes vary depending on the vehicle make and model but may include codes related to engine misfires, sensor malfunctions, or emission control problems.Here are a few examples, and the actual codes and their meanings can vary depending on the specific vehicle make and model.

      1. Code 12: This is a diagnostic code indicating that the vehicle's diagnostic system is functioning properly.
      2. Code 13: It typically indicates a problem with the vehicle's oxygen sensor or circuit.
      3. Code 14: This code is related to the vehicle's coolant temperature sensor or circuit malfunction.
      4. Code 21: It indicates an issue with the vehicle's throttle position sensor or circuit.
      5. Code 32: This code suggests a problem with the vehicle's exhaust gas recirculation (EGR) system, such as a malfunctioning valve or circuit.
      6. Code 43: It usually points to an issue with the vehicle's ignition coil or ignition control module.
      7. Code 51: This code is related to the vehicle's fuel injector circuit malfunction.
      8. Code 72: It indicates a problem with the vehicle's transmission speed sensor or circuit.
      9. Code 81: This code suggests a problem with the vehicle's ABS (Anti-lock Braking System) or wheel speed sensor.
      10. Code 99: It typically indicates a fault with the vehicle's electronic control module (ECM) or computer.

      The OBD1 diagnostic port location varies among vehicles but is typically found under the dashboard, near the steering column, or in the engine compartment.

      1. Under the Dashboard: In many vehicles, the OBD1 diagnostic port is located under the dashboard on the driver's side. It is often positioned near the steering column, either above or below it.
      2. Near the Center Console: Some vehicles may have the OBD1 diagnostic port located near the center console area, between the driver and front passenger seats. It could be tucked away in a compartment or covered by a panel.
      3. In the Engine Compartment: In certain vehicles, the OBD1 diagnostic port might be found in the engine compartment. It could be mounted on the firewall, near the fender, or in close proximity to the engine control module (ECM).
      4. Inside the Glove Box: In a few vehicle models, especially older ones, the OBD1 diagnostic port may be situated inside the glove box. This placement keeps it concealed and protected.
      5. On the Driver's Side Kick Panel: In some vehicles, the OBD1 diagnostic port can be found on the driver's side kick panel. The kick panel is the trim panel located beneath the dashboard, beside the driver's feet.

      OBD1 code readers are not universal and are specific to the vehicle make and model. The Autel ML619/ML629 scanner are compatible with a wide range of OBD1 vehicles. However, it's important to note that OBD1 systems vary depending on the manufacturer and model year, so compatibility is not universal. Here are some of the OBD1 vehicles that the Autel ML619 and ML629 scanners are compatible with:

      • Ford vehicles manufactured between 1984 and 1995, including Mustang, Thunderbird, and Taurus.
      • GM vehicles manufactured between 1982 and 1995, including Chevrolet, GMC, Buick, Cadillac, Oldsmobile, and Pontiac models.
      • Chrysler vehicles manufactured between 1984 and 1995, including Dodge, Jeep, and Plymouth models.
      • Toyota vehicles manufactured between 1988 and 1995, including Camry, Corolla, and Supra models.
      • Honda vehicles manufactured between 1988 and 1995, including Accord, Civic, and Prelude models.

      Feel free to send us your VIN number by chat or Email anytime, we will be happy to help you check the compatibility.

      Or you can find it out on Auteltech website:

      To choose the right OBD1 code reader, consider the compatibility with your vehicle make and model, the features and functionality you need, and customer reviews and recommendations.

      Some popular options include Autel AL619, Innova 3145, Autel MD806, and Snap-on MT2500.