Topdon TD309 Car Code Reader OBD2/EOBD Diagnostic Scanner for Turning off Check Engine Light Checking I/M Readiness Reading/Clearing DTCsReading Live Data and Freeze Frame


Bullet Points:

Ÿ   COMPREHENSIVE VEHICLE COVERAGE: This car code reader can be used to test on most 1996 and newer US-vehicles, 2000 and newer EU-vehicles, and vehicles which are compatible with OBD2/EOBD protocols. Suitable for minivans, SUVs and 12V light trucks.

Ÿ   EMISSION STATUS MONITORING: The I/M readiness check is helpful in indicating the running status of your vehicle components and you’re capable of easily figuring out whether your exhaust meets the emission standards and passes smog check.

Ÿ   EXCELLENT OBD2 DIAGNOSTICS: To achieve better using experience, this OBD2 scanner is designed with capability of quickly reading and clearing codes, turning off the check engine light, viewing freeze frame data, greatly saves time and money for your diagnoses

Ÿ   DIRECT INFORMATION READING: You are able to be more acquainted with your car via retrieving vehicle information (VIN/CIN/CVN) and you can also get definitions of trouble codes read from built-in DTC database

Ÿ   USER-FRIENDLY DESIGN: Durable buttons designed for convenient using is comfortable and easy to operate. Backlit LCD screen is especially designed for clear data viewing and protecting your eyes, even under direct sunlight



TOPDON, a new company rising in automotive aftermarket, is dedicated to focus on product development and innovation and attach due importance to user experience. Our distinguished experts and engineers ensure each product is well-designed and well-made, and our professional technical support team ensures every question is well-treated.


TD309, a basic but useful OBD2 scan tool, it is especially designed for car owners who like to work on their vehicles at home. Working on most cars with OBD2 protocol, this code reader helps you read and clear trouble codes, turn off the check engine light, view freeze frame data, and retrieve vehicle information. Get diagnostic work done on your own with TD309 and save your time and money.


  1. Vehicle Emission Test and MIL Turn-off of the OBD2 Scanner

Have you ever met some embarrassments, like getting a fine ticket for excess end gas when you are in a hurry to go to work, or the Check Engine Light being turned on again? Now you can use this OBD2 code reader to solve these problems with greatest ease of use.


How does the I/M Readiness work for you?

I/M Readiness, is an inspection program legislated by the government to meet federal clean-air standard. It will tell you whether emission-related monitors on your vehicle are operating properly and are ready for any State Emission Test or not, helping you get rid of fine tickets.


How to Turn off the MIL on the Dashboard?

This plug and play OBD2 diagnostic tool will help you find out the problem areas on OBD system and the root causes of problems through reading codes and the supplied DTC definitions. You can easily know what to do with the problems without driving car to auto service center, saving money and time.


  1. Get Deeper Information by Using this OBD2 Code Reader

The OBD2 diagnostic tool can do more things for you than emission test and MIL turn-off, like offering deeper information of live data, freeze frame, and VIN for better diagnoses.


Freeze Frame Data – The OBD2 scan tool saves the data which indicates vehicle’s operating parameters at the moment a DTC is detected. Through viewing of those data, you will know what kind of operating status it is results in vehicle’s problems, to facilitate your repair work.


Vehicle Information – The TD309 OBD2 scanner helps you retrieve the vehicle information of VIN about specific manufacturers, years, models, body types and codes, engine codes, assembly locations and more. Helps you to correctly identify, diagnose and maintain your vehicles.


  1. Wide Car Coverage

This OBD2 code reader works on most 1996 and newer US-vehicles and 2000 and newer EU- vehicles. Please feel free to contact us if you have any questions about compatibility with your vehicle. We can be contacted via email, product page Q&A or via our official website.


  1. Multiple Languages

This OBD2 diagnostic tool supports a variety of languages including English, Deutsch, Dutch, French and Spanish for you to choose from. We offer 7*24 hours quick reply to help you quickly solve any technical problems you meet.


  1. Great Ease of Use

Featuring small size for convenient carry-over, backlit display to protect your eyes, plug-and-play design for quickly starting car maintenance, built-in universal DTC definitions for easily figuring out the problems, the OBD2 scanner is definitely a brilliant choice for DIY auto repairs.



Only for Cars with 12V Working Voltage

No Live Data Viewing

No ABS, SRS, Transmission Diagnoses

No software updates are available for this scanner


Warm Tips:

If you are not sure that this tool can work on your car, please consult us about details via email, Q&A or Hotline, or get technical support on our official website.



12-month warranty for any quality problems

First 3-month warranty for free refund or replacement


Display: Backlit, 128 * 64 pixel display

Operating Temperature: 32℉- 140℉

Power: 8-18V

L * W * H: 109.2 mm (4.30") * 66.9 mm (2.63") * 17.6mm (0.69")

Package Weight: 0.15kg (0.33lb)

Package List:

1 * TOPDON TD309

1 * User Manual

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