When it comes to reading error codes in your car, most people immediately think of a trip to the mechanic. These visits often come with costs that could easily be avoided. So, what are the alternatives? Very simple: diagnose your car’s control unit yourself using your smartphone and one of the countless OBD2 apps available. In this article, we present you with the 7 best apps for reading car error codes with your Android phone.
Below, we introduce you to the top applications for reading error codes from your car. At the end, we’ll give you a few essential tips you shouldn’t miss. Enjoy reading!
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7. Obd Mary – Car Scanner with ELM327
With the Obd Mary diagnostic app, you can examine and reset your vehicle’s control units, read the error memory with your smartphone, clear trouble codes, and much more. Convenient feature: The displayed error codes can be immediately looked up online with a click of the mouse. This is incredibly helpful for quickly understanding what a code means without needing to manually search elsewhere.
The app also has a trip computer function. If the adapter remains connected to the car while driving, trip data such as driving time, fuel consumption, average speed, etc., can be recorded. This is especially useful if you want to keep track of your journeys for business expenses or personal mileage logs.
The error memory reading app is free with the option to upgrade to the paid full version. For the Obd Mary app, you need an ELM327 Bluetooth or Wi-Fi adapter to establish the connection between the car and your smartphone. The app works on all mobile phones that have the Android 4.1 operating system or higher, making it compatible with a wide range of older and newer devices.
6. Car Scanner ELM OBD2
To use the Car Scanner app to read the error memory in your car, you also need an ELM327 Bluetooth or Wi-Fi adapter. This app gives you the option to display error messages and vehicle performance data in real-time. Monitoring data live as you drive can be invaluable in diagnosing intermittent issues or understanding how your car is performing under different conditions.
The app interface is customizable, and the system is user-friendly, making reading and clearing the error memory feel like a breeze. You can personalize dashboards to show the data most relevant to you, and the intuitive design ensures even beginners can easily navigate the features. The app is available for free or in a full Pro version. The app is compatible with all Android smartphones with operating system 4.3 or higher, ensuring broad compatibility.
5. ScanMaster Lite
ScanMaster Lite allows you to use an OBD ELM327 adapter to perform vehicle diagnostics with a smartphone or tablet. It’s a solid app for reading car errors with your mobile phone. This app is exclusively available for download on Android devices, catering specifically to Android users looking for diagnostic solutions.
You can choose between a free and paid version. Even with the free Lite version, you can use most of the functions without any issues. For many users, the free version provides sufficient functionality for basic error code reading and diagnostics. What the full version also offers is the unlimited number of parameters and error codes access. This is particularly beneficial for advanced users or professional mechanics who need comprehensive diagnostic capabilities. ScanMaster Lite fulfills its purpose and is also very easy to use, making it a user-friendly option for both beginners and experienced users.
4. EOBD Facile
Good news for iPhone owners: the EOBD Facile App is developed for iOS operating systems. While this article focuses on Android, it’s important to note alternatives for users of other mobile platforms. The app is only available in the App Store and can be used with iPhones or iPads. This makes it a dedicated solution for Apple users within the OBD2 app market.
As with the other apps so far, the EOBD Facile system is also ideal for reading car errors with your mobile phone. Engine performance can also be checked with the free version. This allows users to get a feel for the app’s capabilities before committing to a paid subscription.
There are different plans for an upgrade. The paid version is a bit more expensive than the apps presented so far, but the software works particularly comprehensively, so even difficult defects can be tracked down. The enhanced features and deeper diagnostic capabilities justify the higher price for users requiring advanced functionality. Another advantage is that you can use the app in 20 different languages, making it accessible to a global user base.
3. BlueDriver
The numerous functions of BlueDriver include: reading error codes, recording engine data, or an alarm message when exceeding set speed limits. Beyond basic error code reading, BlueDriver offers features like data logging and speed limit alerts, adding extra value to the user experience. In addition, BlueDriver can be used for advanced diagnostics, such as airbag or ABS systems. This expands its capabilities beyond just engine diagnostics to cover safety-critical systems.
Reading the error memory with your mobile phone has rarely been so simple. BlueDriver is also used in professional settings, highlighting its reliability and accuracy. At the same time, it is so user-friendly that amateur mechanics and car enthusiasts particularly like to use it. BlueDriver is for Android smartphones with system settings from 6.0 and higher, ensuring compatibility with relatively modern Android devices.
The American developer claims to have a repair database in which millions of error reports are stored. As a result, the system can be constantly improved and faults can be determined more precisely. This large database is a significant advantage, potentially providing more accurate and helpful diagnostic information compared to apps with smaller databases. The BlueDriver error memory reading app is free, but it only works with an internal Bluetooth OBD2 sensor, which must be purchased separately. This integrated hardware and software approach ensures compatibility and potentially higher reliability, but requires an upfront investment in their specific adapter.
2. Torque Pro (OBD2 & Car)
Another great app for reading error memory with your phone is Torque Pro. Torque Pro can provide real-time car performance data or GPS support. Connected to an ELM/OBD/PLX Bluetooth adapter, your mobile phone becomes a diagnostic device with numerous additional functions, such as a dynamometer or speed measurement. The wealth of real-time data and performance metrics makes Torque Pro a favorite among car enthusiasts and those looking to deeply understand their vehicle’s operation. The error memory is read quickly and easily and can be easily cleared again. This app is known for its customization options and extensive plugin support, allowing users to tailor the app to their specific needs and vehicle.
1. Carly
With the Carly diagnostic app, relevant vehicle data such as engine and transmission status or mileage reading can be accessed. The error memory reading app is available in a lite version with limited functions or in a full version with extended features. The Carly App is the only one in the list that works for both Android and iOS devices. This cross-platform compatibility is a major advantage for users who may switch between Android and Apple devices or have family members using different operating systems.
To be able to connect your mobile phone to the car to use the app for reading the error memory, you need the appropriate adapter from Carly. It is compatible with VW, Audi, Mercedes, BMW, Porsche and many other car brands. Carly boasts extensive brand coverage, particularly within the German automotive sector, but also supports many other makes. Whether the adapter with the app is compatible with the respective controls in your own vehicle, you can check in advance on the homepage. Their website provides a vehicle compatibility checker, allowing users to confirm compatibility before purchasing.
Now we have presented you with some apps that allow you to read the error memory in your car without the help of an expert. You can already find numerous apps from different providers in the app stores, most of which offer a free Lite version. With this, you can test the most important functions, so that you can only decide later whether you want to buy an extended full version. The availability of free lite versions is a significant advantage, allowing users to try before they buy and ensure an app meets their needs.
So, if you don’t find the right app right away, perhaps because the system is not compatible with your vehicle model or you don’t have a suitable OBD-2 adapter, you haven’t lost anything yet. The situation is different with the adapter, which serves as a link between the vehicle and the mobile phone. We’ll tell you what you think about this small device needs to know and what to consider when buying should.
What is OBD-II Actually?
The read the error system yourself has never been as simple and reliable for laypersons as it is today. This is largely thanks to the now uniformly installed OBD-II interfaces in modern vehicles. Older cars, specifically gasoline engines before 2001 and diesel vehicles before 2004, are likely still equipped with the old diagnostic sockets. While OBD-II is now standard, understanding the history and older systems helps appreciate the advancements in vehicle diagnostics.
OBD stands for “On-Board Diagnostics‘ and designates nothing more than what is installed in the car vehicle diagnostic system. As soon as the engine is started, the control units contained in the car are monitored. If there are faults in these systems, this is indicated to the driver via indicator lights. In addition, the defects are stored in the error memory. The OBD-II system is designed to monitor a wide range of vehicle systems, from emissions to engine performance, providing valuable insights into the vehicle’s health.
Simply Read it Yourself
The error memory is read to get to the bottom of error messages. Errors are displayed by a code of letters and numbers, which the mechanic has to evaluate first. OBD-II codes are standardized, but their interpretation and the necessary repairs require some knowledge. If the error has been corrected, you can simply delete the data in the memory again. Clearing codes after a repair is important to ensure the check engine light doesn’t remain illuminated unnecessarily.
As one for visiting the workshop something between 20 and 60 euros has to pay, more and more motorists choose to use the Handy read the error memory to allow. The cost savings of DIY diagnostics are a major driver for the popularity of OBD-II apps. You only need your smartphone, an OBD-2 adapter, and an app to read the error memory. The affordability and convenience of this approach are making car diagnostics more accessible to the average car owner.
Where is the OBD-II Interface Located?
Every vehicle has one, but since there is no prescribed location, sometimes you have to search a bit in your cabin. The plug is in the driver’s area installed near the steering wheel. You should also take a look at the area of the center console, under the ashtray or the area near the look in the glove compartment. If all efforts have been in vain, you can also use the read the vehicle manual. Familiarizing yourself with common OBD-II port locations and checking your vehicle’s manual will save you time and frustration when starting your diagnostics.
What Can the OBD-II Adapter Do?
First and foremost, most will buy an adapter to read the error memory in the vehicle, which also works easily if you have a mobile phone and a suitable app. This is the primary function for most users, allowing them to understand and address check engine light issues.
However, you can not only read errors, it is also used to monitor some vehicle functions or to control emissions. Beyond error reading, OBD-II adapters can provide a wealth of data about your vehicle’s operation, including emissions-related information. As already mentioned, some of the car’s values can also be displayed in real-time. The full range of functions depends on the car model and the adapter plus the app. The capabilities of your OBD-II setup are determined by the combination of your vehicle’s systems, the adapter’s features, and the app’s functionality.
How Much Does an OBD-II Adapter Cost to Read Error Memory with a Cell Phone?
The main reason why motorists go to read error memory apps and cell phone use, the cost of a workshop service is compared to the relatively cheap prices of the adapters. Affordable OBD-II adapters are now available for free. Then you get an adapter from 15 to about 70 euros or. Some apps require the adapter to be equipped with the “ELM327” chip, which is one of the reasons for the price difference. The ELM327 chip is a common standard, and adapters with this chip are generally recommended for compatibility with a wide range of apps.
Therefore, you don’t have to spend a fortune, nor one in the top segment for OBD-II adapters. However stay away from extremely cheap adapters and diagnostic equipment as it is about Counterfeits from Asia could act. These only work very limited or only with expensive special software. Investing in a reputable adapter, even if it’s not the cheapest option, is crucial for reliable performance and avoiding potential damage to your vehicle’s systems. Here are a few examples of solid connection devices.
Carly Adapter
What is right adapter to the Carly app awaits you with numerous possible uses. Except read the error memory with your mobile phone, depending on the vehicle model, for example, daytime running lights or the function of the car key can be adjusted. A popular feature is also the Tacho-Check (odometer fraud check). This is for example in purchase of used cars very useful. Carly’s adapter and app combination offers a wide range of features beyond basic diagnostics, including customization options and used car checks. In terms of price, it is in the middle segment.
The highly developed system has a diagnostic function that displays warnings about upcoming defects, for example, if the engine is damaged. This helps to save costs and defects can be corrected as soon as possible before they worsen. Proactive diagnostics and early warning features are valuable for preventative maintenance and avoiding costly repairs down the line.
BlueDriver Adapter
Also this adapter only works with the associated app. Since it is also very widespread among professional car mechanics and promises exact diagnostic results, the purchase price for this product is in the lower three-digit range. BlueDriver’s professional-grade reputation and accuracy justify its higher price point compared to basic adapters. The various functions of the adapter cover the functions of the app for the mobile phone. The tight integration between the BlueDriver adapter and app ensures seamless operation and access to all features.
Because the adapter mainly developed for US cars performed, you should thoroughly check before buying whether the described functions are all activated for your own vehicle model. Otherwise, you will only be annoyed about the money wasted. Due to its US-centric development, verifying compatibility with your specific vehicle make and model is crucial before purchasing BlueDriver, especially for non-US vehicles.
iCar Bluetooth/WLAN
According to the manufacturer’s description, the adapter has the classic features such as: reading and erasing the error memory, tracking fuel consumption, real-time analysis, etc. iCar adapters offer standard OBD-II functionalities, making them suitable for general diagnostic tasks.
The iCar adapter is included Bluetooth or WiFi support and can also be connected to mobile phone, tablet, and computer. Offering both Bluetooth and WiFi connectivity provides flexibility for different user preferences and device compatibility. The range of the Bluetooth device is 5 to 10 meters, the wireless version ranges from 10 to 20 meters. After half an hour of inactivity, the adapter automatically hibernates. Auto-sleep functionality helps conserve battery power and extends the adapter’s lifespan.
For the relatively low price and when you consider what the little one can do, it is definitely worth the investment. If necessary, you can also buy both connection variants and still get away very cheaply. The adapter can be used, for example, with the Torque app, presented earlier. The affordability and versatility of iCar adapters make them a popular choice for budget-conscious users.
Kungfuren Bluetooth OBD2 Adapter
The Kungfuren adapter can read more than 3000 diagnostic error codes and forward them to the end device in a matter of seconds. A large error code database is essential for comprehensive diagnostics, and Kungfuren claims to offer extensive coverage. The device is aimed at Android and Windows systems and works with OBD-2 and EOBD (European On-Board Diagnosis) compatible vehicles. Compatibility with both OBD-II and EOBD standards ensures broad vehicle support, including European models.
The Kungfuren adapter is inexpensive and still stands out due to its many practical applications and quality. For example, you can use the device with a app and mobile phone read the error memory, news about the engine or transmission can be played on the mobile in real-time, know the gasoline performance, etc. and thus prevent breakdowns. A solid product at a low price, with which you can save twice. Kungfuren emphasizes its balance of affordability and functionality, offering a cost-effective solution for basic to intermediate diagnostics.
Geeklink WiFi OBD2 Scanner Adapter
The adapter, which has a rather simple design, connects to the end device using the WiFi function. In addition to the usual software systems iOS, Android, and Windows, surprisingly, it also supports apps Symbian, which is found on Nokia phones, for example. Geeklink’s support for Symbian is noteworthy as it extends compatibility to older smartphone platforms, potentially appealing to users with legacy devices.
The Geeklink can be used for most types of vehicles, from cars to light trucks. Read the error memory with the app, coolant temperature, short and long-term fuel trim are just an excerpt of what can be checked with the adapter. Geeklink adapters offer a range of diagnostic parameters, covering essential engine and emissions data. The only disadvantage of the versatile and inexpensive adapter could be the temporarily choppy connection between the adapter and the smartphone. WiFi connectivity can sometimes be less stable than Bluetooth, which is a potential drawback to consider.
Tips for Reading Error Memory with the App
Operating System
The operating system of your phone is referred to here. It has no direct consequences, but you should keep it in mind. Most of the OBD adapter is available with Bluetooth or WiFi connection equipped. Under certain circumstances, it may be that the connection to the adapter is worse/better under a certain system. Connectivity can be influenced by the operating system and the specific Bluetooth or WiFi implementation on your phone. Testing different connection types or devices might be necessary in case of connection issues.
Manufacturer
Even if the interface is the same for all new vehicles, there are OBD adapters that can be used in the error analysis of a certain car manufacturer. Or only support certain models within the car brands. Therefore, you should make sure when you buy the right adapter to save yourself the trouble later or not want to have to buy a new adapter every time you change cars. Vehicle-specific compatibility is crucial. Always check the adapter’s compatibility list with your car’s make, model, and year to avoid purchasing an incompatible device. This is especially important if you own a less common car brand or model.
