
Are you spending a fortune on solving basic engine and drivability issues? If so, then you need an affordable OBD2/EOBD code reader. The ATDIAG AT330 Car code reader is designed to read and clear diagnostic trouble codes.
ATDIAG AT330 vs Autel AutoLink AL319 vs BAFX Comparison Chart
![]() ATDIAG AT330 | ![]() Autel AL319 | ![]() BAFX |
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Product Dimensions | 63" x 17.7" x 92.5" | 2.8" x 1.5" x 1" | |
Item Weight | 6.2oz | 2.88oz | |
Pros | Read and Clear fault codes; Supports I/M readiness test; Compatible with OBD2/EOBD domestic and foreign vehicles; Support live data and Freeze frame. | Same as AT330 | Same as AT330 |
Cons | Just a basic code reader. | Does not support ABS, airbag. | Not support iOS devices. |
Bottom Line | AT330 is for beginners. | Autel Al319 is a good pick for any car owners. | BAFX suits those that prefer Bluetooth. |
ATDIAG AT330 Overview

This code reader can help you to verify repairs, emission status, and road tests. Besides, the ATDIAG AT330 reader is built with the average car owner in mind. It has four hotkeys for ease of navigation and clearing codes. Better yet, it has a colored screen that allows you to read and clear codes easily. To find out more about The ATDIAG AT330, read this comprehensive review that heights features, strengths, and weaknesses.
Detailed Review of ATDIAG AT330
Features and Functionalities
1. Retrieve the I/M readiness status
Strength
Being able to retrieve your car’s I/M readiness status before taking it for a smog test can help you save time and money. You will be able to clear pending codes and rectify the fuel system’s faults using the code reader. The ATDIAG AT330 code reader can effectively connect with the onboard computer to retrieve your vehicle’s I/M readiness status. It has a one-click smog readiness key that allows you to perform a comprehensive I/M readiness test. Reading the I/M readiness status using this code reader is incredibly easy. This is because it has colored LEDs that indicate the emission status of a vehicle. You can retrieve codes indicating that your car is in good condition. It means that your car will easily pass the smog test when it is in good condition. On the other hand, you can retrieve codes indicating pending issues that need to be cleared. Under such circumstances, you need to clear the pending codes to pass the smog test. In the worst-case scenario, you can retrieve codes indicating that your car is in bad condition. You will need to perform comprehensive repairs on your car to be able to pass the smog test. Once the repairs are complete, the ATDIAG AT330 code reader will verify that the repairs were effectively done.
Weakness
The system takes time to connect and sometimes fails to make connections in vehicles listed to be compatible.
2. Read and clear fault codes
Strength
If you have an OBD2/EOBD compliant vehicle, you need a code reader to read and clear fault codes. This will help you reduce the number of trips to your mechanic, eventually helping you save time. On the other hand, you will cut down on the cost of repairs as you can clear codes without taking your car to a mechanic. The best part is that the ATDIAG AT330 can help you read live data. Therefore, it means that you will be able to make all your repair decisions on accurate data. At the same time, the code reader can help you to retrieve freeze frame data. The combination of freeze frame and live data can help you perform better diagnosis and repairs.
Weakness
This code reader does not support live graphing. Besides, the small screen makes the process of reading and clearing codes cumbersome.
3. Retrieve VIN, CVN, and CIN
Strength
If you need to track the records of a vehicle, then you need its Vehicle Identification Number (VIN). But where do you find the VIN of an OBD2/EOBD compliant vehicle? Well, you can easily retrieve the VIN of any vehicle from the Vehicle onboard computer using a code reader. Fortunately, the ATDIAG AT330 can accurately retrieve VIN from any compatible OBD2/EOBD compliant vehicle. This is particularly useful when you want to buy a used car. The information can help you establish the actual condition of the car and the millage.
Weakness
The ATDIAG Car obd2 code reader only works on 12 Volt vehicles. You will find that it does not work on heavy trucks.
Compatibility
The ATDIAG AT330 is compatible with OBD2/EOBD vehicles manufactured after 1996. The vehicles include U.S domestic manufactured vehicles and foreign models. You will notice that this code reader supports six languages: Russian, French, Spanish, English, Dutch, and Deutsch.
Pros Cons
Who Is It For?
The ATDIAG AT330 is fundamentally designed for average car owners. If you want to perform basic diagnostic functions affordably, then you can check out this code reader. You will notice that it is really easy to use.
The Bottom Line
With most vehicles being OBD2/EOBD compliant, you need a code reader to help you read and clear codes. The ATDIAG AT330 can help you save money and time as you will be making fewer trips to a mechanic shop. Besides, this code reader is affordable and very easy to use. It is a code reader recommended for average car owners who want to perform basic diagnostic functions.
Bonus: BAFX Bluetooth Diagnostic OBDII Scanner For Android Review
I’m Tim Miller from Denver, Colorado. I’m the founder of obdadvisor.com, an automotive blog about "Auto Diagnostic Tools and Repair Guides". My fan page is facebook.com/autozikcom. I've been working as an automotive mechanic and blogger for over 10 years writing articles to share my experiences and expertise.
Web: https://www.obdadvisor.comEmail: [email protected]ATDIAG AT330: OBD2 Engine Code Reader Review
ContentsATDIAG AT330 vs Autel AutoLink AL319 vs BAFX Comparison ChartATDIAG AT330 Overview Features and FunctionalitiesWho Is It For?The Bottom Line Are you spending a fortune on solving basic engine and…
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