is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Learn more

Top 17 Best Scanners To Clear All Codes Under 100 Features, Reviews, and FAQs

Brandon Forder
  Feb 1, 2023 2:59 PM

Cars are equipped with computers that can read error codes, monitor engine data, and perform emission tests, all of which can be accessed by an OBD (onboard diagnostic) scanner. Almost every car manufactured after 1996 has a port for an on-board diagnostics scanner. These apertures for scanning items are typically found beneath the steering column. Find out how to get reliable diagnostics without breaking the bank with the best low-cost OBD scanner.

The check engine light will illuminate whenever your vehicle's onboard computer detects a problem. An OBD scanner, when plugged into the appropriate 16-pin connector, can aid in isolating the problem.

The initial on-board diagnostic scanners (OBD) were succeeded by the more advanced OBD-II scanners. Scanner standardization is one of the many ways in which OBD-II scanners improve upon their predecessor, the original OBD scanner. Because of this uniformity, an OBD-II scanner will function with any vehicle. The ubiquitous adoption of the USB-C connection for charging and data transfer in modern smartphones and tablets is a good analogy here. Because of this, you won't have to go out and buy a brand-new OBD-II scanner every time you upgrade your vehicle.

Another benefit of OBD-II scanners is that they may run off of the vehicle's electrical system. A pin on the modern connector ports lets you power the scanner from the car's battery.

Your computer will display an error message if you have a check engine light on and connect an OBD-II scanner to it. If you have an older OBD-II scanner, you'll need to look up the scanner code in a guide or online to figure out what it means. In contrast, many of today's OB2 scanners come with built-in error code translators, saving you the trouble of going online to look up the meaning of each character. Some will even direct you to a database where you can learn more about the problem number and how to fix your vehicle.

Having an OBD-II scanner isn't restricted to those with mechanical expertise. This car troubleshooter can be purchased for home use, allowing you to check for and fix error messages in your vehicle on your own. In monetary terms, this is a huge help.

When shopping for a secondhand automobile, it's a good idea to have access to an OBD-II scanner so you can verify the vehicle's mileage. A car's odometer can be rolled back by criminals. Using an OBD scanner will allow you to identify and avoid vehicles with inflated mileage claims. You may use an OBD-II scanner to get rid of annoying error messages even if your automobile is in perfect working order.

To have an OBD scanner is no longer a luxury only mechanics or the wealthy can afford. Low-cost OBD-II scanners are widely available and can effectively read vehicle systems to diagnose problems. You may easily diagnose the issue with your car using the data provided by one of these low-cost scanners.

Here are the top code-clearing scanners for vehicles under $100.

Compare Products

Last update on 2023-02-01 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

Buying Guide

Types of OBD2 Scanners

These days, you can choose from a wide variety of OBD 2code scanners. If you know the differences between the formats, you'll know what to look for in a code reader.

In conclusion, as a car owner, you should definitely add a code reader to your list of must-have items. When shopping for an OBD2 scanner, it helps to know what each one can do.

Code Readers

Code readers for the OBD2 interface are typically small and straightforward, with just an LCD display and a few buttons for use.

Typical scanners are handheld instruments that resemble meters used to check electrical current. It should be able to hook up to the car's on-board diagnostic (OBD) port, located typically under the dashboard.

For instance, if the car's check engine light is flashing, the unit can decipher the message and show it on the screen. The technician will have a clearer picture of the situation as a result.

The majority of code readers are of this type. Cost-wise, they're comparable to having a professional technician perform a diagnostic check on your vehicle.

Scan Tools

A new type of scan equipment designed for more thorough inspections has recently entered the automotive industry. Typically, the technology in these tools is far superior to that of their predecessors. They have advantages like as portability and the ability to link a car to an app on a mobile device.

Scanners like these allow car owners to keep tabs on vitals like fuel pressure, improving their understanding of mechanical issues.

Scan tools are more expensive than your average OBD2 scanner, but they are usually well worth it for auto enthusiasts who are serious about keeping their vehicles in good shape.


There are a lot of cheap auto scanners on the market, but they're not all created equal. Picking one without first checking its compatibility with the specific brand and model of your car could be a costly mistake. All gas-powered automobiles manufactured in 1996 and later should be compatible with any generic OBD scanner because they all use the same OBD2 technology.


There are literally hundreds of OBD2 scanners out there, and they all have different prices. While professional-level scan equipment might easily set you back $10,000 or more, the features they offer are typically unnecessary for the average do-it-yourselfer or backyard mechanic. Any of the products on our list should serve you well if you're in the market for a reliable resource that gives you access to the aforementioned essential OBD2 functions. Plus, the total of all of them is less than $100. Quite a bargain for a resource that has the potential to save you hundreds of dollars.

Multi-Vehicle Monitoring

You can link numerous vehicles to the app with multiple sensors using the FIXD Sensor and other similar wireless scan equipment with smartphone apps. Because of this, you can keep tabs on your entire fleet from the convenience of a single device.

Live Data Readings

Real-time vehicle data including oxygen sensor voltage, fuel trims, vehicle speed, and more should be viewable in your scan tool while you are on the road. Easy monitoring of vehicle functionality and troubleshooting are both made possible by this.

DIY Repair Guidance

The best way for a hands-on driver to save money is to perform maintenance and repairs themselves, therefore they need a scan tool that can reliably identify engine problems and propose alternative fixes, as well as provide access to instructional blogs and videos to assist them complete the work.


How much does an OBD scanner cost?

A high-end OBD-II scanner can cost upwards of $4,500, although you can find cheap ones starting at $15. An OBD-II scanner that costs less than $200 is adequate for the average automobile owner. On the other hand, if you run a garage where customers bring their cars to be fixed, you may need a more expensive and professional system with more complex features.

Are OBD scanners worth it?

OBD scanners are beneficial, so yes. With an OBD scanner, you can determine what's wrong with your car in a matter of minutes. There will be no more trial-and-error methods of diagnosing automotive problems and making repairs. They aid in keeping tabs on your vehicle, allowing you to do maintenance and make repairs before any big difficulties arise.

Having an OBD scanner can help you save a lot of cash as well. Many mechanics will charge customers more money than is actually needed to fix their vehicles. They give customers misleading information about their cars' problems and pressure them to replace components that are functional. With the data provided by an OBD-II scanner, even the most fundamental maintenance tasks become manageable. As a bonus, you'll be able to take better care of your vehicle and have more fruitful conversations with mechanics thanks to your newfound knowledge.

Are cheap OBD-II scanners any good?

The majority of low-priced OBD-II code readers are reliable and accurate. Codes stored in your vehicle's computer will be read and explained. They will help you save a ton of cash because you won't have to take your car in for service as often. Live data reading, data freezing, complex graphing, report generating, and report downloading are just some of the extra features available on certain low-cost OBD-II scanners.

The Ancel AD410 OBD II Scanner and the Panlong Bluetooth OBDII Car Diagnostic Scanner are two examples of the greatest low-cost OBD and OBD-II scanners, although there are many others. They are as effective as more pricey scanners, but far more affordable.


Several options exist for you to choose from if you want to get the greatest OBD2 scanner under $100. To get the most out of your vehicle on a limited budget, you should look for an obd2 scanner that is designed to work with your specific make and model.

Before settling on an OBD2 device, you should put it through its paces by testing your vehicle with it and conducting extensive research to get the finest inexpensive obd2 scanner.

Since just one tool may save a lot of money in maintenance costs, finding the best and most economical obd2 scanner on the market might be a challenge.

3 ratings