Carista OBD2 Review – 2022 Buyer’s Guide

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Whenever your car makes a strange noise, you rush to a car mechanic because you lack the know-how about how to inspect your car. This trip can typically cost up to $100 on average. Sometimes the problem is so minor that you regret lacking the knowledge to fix it yourself.

So how can you save this money and reduce trips to the mechanic without going through extensive training about how a car works? The answer to this predicament is the Carista OBD2 Bluetooth Adapter and app. 

Whether you want to diagnose a warning light, get rid of annoying beeps, or activate hidden features, this device enables you to do that and much more at just a fraction of the cost of visiting a dealer.

  • Extremely portable and compact OBD2 scanner for on-the-go usage
  • Works with iOS and Android via Bluetooth and supports multiple third-party apps
  • Affordable accessory with full functions and great value for money
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  • Diagnostics - The Carista Adapter fully supports the OBD2 protocol. It is designed to read and reset trouble codes plaguing your car irrespective of its make or model. It can clear the check engine light on almost any modern car. However, it does not work on cars made before 1996 or some lesser-known cars made for foreign markets. The scanner will need to apply a manufacturer-specific protocol if you want to diagnose oil lights, airbag lights, or any other dashboard lights. The Carista OBD adapter is able to access the manufacturer-specific systems of Audi, VW, Mini, Lexus, Toyota, and Scion. This device makes it possible to change how the key fob operates or if you want to turn off the seatbelt reminder. The Carista app is available on both Android and iOS, thus ensuring that it works with most tablets and phones. 
  • Easy to Use - It is very easy to operate this device. You just need to insert it in the OBD plug. A red light will light up to inform you that it is working. Switch on your Bluetooth and then open the Carista app. There is no need to pair it beforehand as it syncs automatically. The screen of this device will display the information making it very easy for users to understand the results.Once you open the app, there are three options – Diagnose, Customize, and Service. The Diagnose feature will read any faults the car is currently showing. If you click on these faults, a Google search will begin in your default browser.The service button will let you reset the service indicator warning. This is particularly handy when your mechanic forgets to reset the counter after servicing your car. The best thing about the customize option is you can change all ECU options, which can normally be accessed only by dealers.  
  • Saves Time and Money - The Carista OBD adapter easily pinpoints any issues with your car without leaving the house. You can avoid long lines and surprise charges by the dealer by using this device. With its one-click action, you can reset the oil service indicator, check the launch control count, and service the electronic parking brake. Thus you can personalize the behavior of your car’s lights, windows, instruments, or unlock hidden features with just a click of a button. 


  • In-app Purchase - When you purchase the Carista OBD Adapter, you will get a free one-month trial of paid features of the Carista app. However, at the end of the first month, you will need to make a subscription. The app will show you a list of errors found in your car in the form of codes. If you want to fix these issues yourself after the end of the trial period, you will need to make an additional in-app purchase. 

Main Features

The Carista OBD Adapter is an efficient and unique device that makes it possible to use the Carista app on both iOS and Android. With this device, you can quickly and easily perform manufacturer-specific, advanced diagnostics such as airbags, ABS, etc. on supported models of Mini, BMW, Scion, Lexus, VW, Audi, and Toyota.

The Carista Adapter allows you to perform a number of functions. Some of these include disabling the seat belt warning, making the car beep when unlocking or locking, auto-folding the mirror, making the needles sweep at startup, lowering the passenger side mirror while reversing, disabling or enabling various things, and much more. 

The customize option of Carista allows you to change all manner of ECU option that usually only dealers have access to, while the service option makes it possible to reset the service indicator warning that sometimes pops up on your dashboard. This feature comes in handy when your car has just come back from the mechanic after being serviced, but they have forgotten to reset the counter.

The Carista Adapter is guaranteed to work with the Carista app. This mobile app enables you to diagnose, customize, and service your car effortlessly. You just need to plug in the Carista OBD2 adapter, launch the app, and save money and time on mechanics and dealers.

With the Carista app, you can check and reset your check engine light. You can see the description and fault code and reset the light. You can also find out if it is time for your car to be ready for state emission testing. This device is compatible with all OBD2 cars manufactured in and after 1996.

You can download the Carista OBD2 app from the Google Play Store and Apple App Store. This app is free, however, if you want to use the manufacturer-specific functionality, you will have to upgrade to the Pro Package by making an in-app purchase.

What is the Carista OBD2 Scanner Best For?

Carista is arguably the foremost supplier and manufacturer of Bluetooth scanner for vehicles and trucks compliant with OBD2. These scanners are highly popular among DIYers and professionals who love working on their vehicles. These scanners can be used with specific car models such as Toyota, BMW, Subaru, Mini, Audi, VW, and Lexus. The company offers one month free trial of the Pro app. The Carista OBD2 application can be used with TrackAddict, iOS, AndroidDash, and OBD Fusion on Android/ Windows/ Macs that features a Bluetooth connection.  

The Carista OBD2 Bluetooth Adapter is one of the cheapest and most popular options. It is not only affordable but also installs easily, eliminating the need for a professional mechanic. It can troubleshoot, fix the problem behind the check engine light, clear codes, and make it possible to fix the issues with your vehicle without taking it to the mechanic. Moreover, it is compatible with both the Carista OBD2 application and third-party applications such as Dash, OBD Fusion, TrackAddict, DashCommand, on iOS, and most applications on Android. This device is guaranteed to read, work, and reset every OBD2 car manufactured in or after 1996. Many users have attested that this is one of the best devices available that boasts top performance and the best price.

The Carista OBD2 comes with a user-friendly app that is easy to understand and use. It is an essential tool for every DIYer who loves to tinker around in his car. It is equipped with all the necessary features required to diagnose and repair your car. Also, if you are an auto shop owner, this app has many advanced functions that will make your work comparatively easy.

What Do I Need to Know Before Buying?

The following buying guide will make it easier to pick the best OBD2 scanner for your car:


For a product like an OBD2 scanner, it is very important to invest in a quality product of a reputed company. Check out the performance of various brands before choosing one to ensure that you choose a good quality product. 


The first thing is to ensure that you choose a scanner that is compatible with your car and your phone. Many OBD2 scanners nowadays come with the option of a wireless connection via Bluetooth instead of using traditional cords. These adapters can be connected to any Bluetooth device such as tablets, laptops, and smartphones.

Although most OBD2 scanners will be compatible with your car, it is possible that your smartphone or laptop may not support it. Some devices might work only with the Windows operating system, while some might only work with Android systems. Similarly, it is a bit difficult to find an adapter that connects to an iPhone, as iOS supports minimal Bluetooth connections. Therefore, before buying an OBD2 scanner, check it against the operating device you are using to ensure its compatibility with both your car and your Bluetooth device. 


As a result of the continuing advancements in the automobile industry, new cars come equipped with new features, thus bringing with them new problems. The only way to keep abreast of all these problems is to update your scanner continually. Some companies offer free lifetime updates while some charge their customers on a regular basis. Therefore, you must choose wisely to save yourself from any extra charges. 


The Carista OBD2 Scanner is a great tool that allows you access to e-facilities so that you can customize and service your car by yourself. It allows the unit to read DTCs (diagnostic trouble codes) of cars manufactured after 1996.

This device helps users to identify the reason behind any issue quickly and remedy the check engine light display. It will not only display the fault of your car, it will also help you fix that problem. With this device, you can be assured that all the issues with your car can easily be resolved in no time.