Best Auslesegert Auto 2026

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Last Updated - 03.02.2026

Best Choice

01

GQDGCU

GQDGCU OBD2 Diagnostic Device, Fault Reader with All OBDII Functions, Universal Truck and Car, 12 Languages Car Diagnostic Tool for After 2002 All Vehicles, Universal Error Code Reader for Cars

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

[User-friendly Design]: With an intuitive and user-friendly design, the OBD-II diagnostic tools supports multiple languages, making it accessible to a variety of users worldwide. With an intuitive user interface, it is easy for you to navigate and use all functions effectively.
[Universal Compatibility]:The diagnostic tool provides universal compatibility with a wide range of OBD2 compatible vehicles and ensures that it can be effectively used for various car makes and models, making it a versatile and valuable diagnostic tool for many users.
[Scanner Tool Installation Notes]: Connect directly to the vehicle's OBD2 port without the need for complex settings or additional tools. If the indicator light turns red, an error is detected. Yellow light means there is an incompatibility or connection error. Green light means your vehicle is successfully connected.
Use and storage temperature: the car fault reader for all cars is designed for easy and convenient use, with a wide operating temperature range (-20 to 65 °C), which allows reliable performance in different environmental conditions. In addition, its storage temperature (-30 to 70 ℃) ensures long-term preservation and lasting functionality.
Practical function: the OBD2 car diagnostic device offers the possibility to reset codes and provides live data, so you know the condition of your vehicle accurately. It allows users to access and interpret various real-time engine parameters and fault codes to effectively fix and maintain their vehicles.

50,99 €
Value for Money

02

HLMNAKE

OBD2 Diagnostic Device, Error Reader with All OBDII Functions, Universal Truck and Car, 6 Languages Car Diagnostic Tool for After 2000 All Vehicles, Universal Error Code Reader for Cars (V310)

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

[User-friendly design]: With an intuitive and user-friendly design, the car fault reader supports multiple languages, making it accessible to a variety of users worldwide. With an intuitive user interface, it is easy for you to navigate and use all functions effectively.
[Use & Storage Temperature]: The error code reader is designed for easy and convenient use, with a wide operating temperature range (-20 to 65 ℃), which allows reliable performance under different environmental conditions. In addition, its storage temperature (-30 to 70 ℃) ensures long-term preservation and lasting functionality.
[Installation Notes]: Connect directly to the vehicle's OBD2 port without the need for complex settings or additional tools. If the indicator light turns red, an error is detected. Yellow light means there is an incompatibility or connection error. Green light means your vehicle is successfully connected.
Universal compatibility: the car scanner diagnostic provides universal compatibility with a wide range of OBD2 compatible vehicles and ensures that it can be effectively used for different car brands and models, making it a versatile and valuable diagnostic tool for many users.
Practical function: the car OBD2 diagnostic device provides the ability to reset codes and provides live data, so you know the condition of your vehicle accurately. It allows users to access and interpret various real-time engine parameters and fault codes to effectively fix and maintain their vehicles.

32,99 €
03

AUTOUTLET

AUTOUTLET OBD2 Diagnostic Device, Car OBD2 Scanner Code Reader OBD2 EOBD Engine Fault Code Reader Scanner with DTC Definition, 10 Languages, Voltage Detection and Monitoring, Car Fault Code Reader (Blue)

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Please read before you purchase】Our OBD2 tester is not able to detect the manufacturer's customized non-open data as this requires a special vehicle protocol to be read, such as ABS, SAS, ESP, EPS, TPMS, transmission and other subsystems, DPF, battery reset, oil service reset, EPB brake pad change and throttle valve can not read the place can not will
With OBDII data plug: the vehicle diagnostic scanner comes with a 6 cm cable and does not require an additional battery or charger, but is powered directly from the vehicle via the OBDII data plug
Wide compatibility and 10 languages: this car error code reader supports compatibility with 99 percent of OBDII compatible vehicles and works with most US vehicles manufactured after 1996, EU vehicles and Asian vehicles manufactured after 2000; compatible with J1850 PWM, J1850 VPW, ISO9141. KWP20 00 and CAN protocols (9 OBDII protocols), support 10 languages, including English, French, German, Dutch, Spanish, Chinese, Italian, Polish, Finnish, Portuguese
Tips: The battery life detection function of this OBD2 is not applicable to hybrid vehicles with non-lead acid batteries (if the curve of the real-time monitoring curve of the battery of this OBD does not change when the ignition is on, it means that your vehicle's battery is not a lead acid battery)
Special function: compared to general OBD2 code readers, AUTOUTLET diagnostic device can not only read up to 88 real-time data streams to ensure the accuracy of troubleshooting, but also determine the voltage of the battery and evaluate the life of the battery with a monitoring function, so you know the condition of the battery in real time
Note: 1. This OBD2 diagnostic device uses the international common 9 protocol to support 12V petrol cars and light trucks (non-electric), diesel cars and other trucks with a different protocol, so it is not compatible with diesel cars and other trucks; 2. If the vehicle has been modified or the OBD interface is defective, the OBD function may be affected, please contact us for feedback
Multi-function OBD2 code reader: This plug-and-play automotive code reader has a built-in OBD2 DTC finder library that helps you find the cause of the engine light, read codes, clear codes, still images, I/O capability, view vehicle information, data streams, real-time curves, retrieve vehicle speed information. to retrieve engine coolant temperatures and retrieve the engine speed
DTC definition display: This OBD2 diagnostic device has a 2.4 inch display that shows you an explanation of the code after you retrieve the generic code, so you do not have to search the Internet for code explanations to find out what is going on with your battery

20,69 €
04

Beizkna

OBD2 Bluetooth Diagnostic Device Car Scanner Code Reader for iOS Android Windows, OBD2 Bluetooth Adapter OBD Car Diagnostic Tool for All OBDII Protocol Vehicles

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Various free & paid apps】: Support for all iOS devices, Android devices and Windows PCs (for Samsung/LG 2/Google/Nexus etc.). The free app "Torque" & "DashCommand" works perfectly for Android/iOS mobile phones and tablets. Some software and features are paid, please choose according to your needs.
【Universal Compatibility】: Suitable for all vehicles with OBDII protocol and standard 16 pin plug manufactured in USA 1996 and Europe 2000. Whether your vehicle is petrol, 12 V diesel, Pikup, SUV, new or old, our OBD2 diagnostic device works with it. Compatible with BMW VW Chrysler GM Audi Ford Honda Toyota Mazda Nissan and more.
【Supports all 9 OBDII protocols & multilingual】: ISO15765-4 (CAN), ISO14230-4 (KWP2000), ISO9141-2, J1850 VPW, J1850 PWM. It works in English, German, Spanish, French, Italian, Dutch, Portuguese and more, so you can ignore the language barrier.
【Monitor & Analyzer】: Bluetooth OBD2 adapter can quickly read engine diagnostic trouble codes, clear codes, reset check engine light (CEL), check if your vehicle is ready for smog inspection, turn off the MIL, and show live sensor data directly on your phone and tablet, help you solve your car problems quickly. Note: Car diagnostic device does not read the lights of AirBag, ABS, TPMS or oil change.
【Intelligent diagnostic functions】: Read and clear trouble codes, instantly display their meaning (over 3000 generic code definitions in the database). Current sensor data (engine speed, calculated load value, coolant temperature, vehicle speed, air flow, fuel trim, fuel system status, intake manifold pressure)
The OBD-II diagnostic tools can read and clear engine test information that is part of the OBDII system, but does not work with non-OBDII systems (ABS/airbag/oil service light, etc.).

11,89 €
05

AUTOUTLET

AUTOUTLET OBD2 Diagnostic Device, Wireless Bluetooth Connection, OBD EOBD Car Diagnostic Tool 10 OBD2 Modes & 10 Languages, Battery Detection, Car Engine Reader with Definable Button OBD2 Scanner

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wireless Bluetooth connection: This engine error code reader supports Bluetooth wireless connection, and you can use the OBD software to pair vehicle information, use a button full vehicle inspection, save and play data streams, fuel consumption statistical analysis, vehicle performance test, vehicle simulation annual inspection and other functions, as well as firmware OTA upgrade via Bluetooth. (You can download the OBD software from your mobile phone appstore or scan the QR code on our manual)
Wide vehicle coverage: This car fault code reader supports compatibility with 99 percent of OBDII compatible vehicles and works with most US vehicles manufactured after 1996, EU vehicles manufactured after 2000, and Asian vehicles manufactured after 2000; compatible with J1850 PWM, J1850 VPW, ISO91444 KWP2000 and CAN protocols (9 OBDII protocols)
Tips: The battery life detection function of this OBD2 is not applicable to hybrid vehicles with non-lead acid batteries (if the curve of the real-time monitoring curve of the battery of this OBD does not change when the ignition is on, it means that your vehicle's battery is not a lead acid battery)
Professional OBD2 diagnostic device: AUTOUTLET OBD2 diagnostic tool supports 10 modes OBDII diagnostic functions: read code, clear code, real-time data, O2 sensor test, freeze image, vehicle information, I/M readiness status, component system test, oxygen sensor test, parts test, which is the right assistant for your vehicle maintenance
Note: 1. This OBD2 diagnostic device uses the international common 9 protocol to support 12V petrol cars and light trucks (non-electric), diesel cars and other trucks with a different protocol, so it is not compatible with diesel cars and other trucks; 2. If the vehicle has been modified or the OBD interface is defective, the OBD function may be affected, please contact us for feedback
DTC Definition Display & 10 Languages: Our OBD2 tester can directly provide you with clear and accurate error code definitions to help you locate the problem quickly and solve it efficiently without spending much time searching for definitions on the Internet, and supports 13 languages for displaying: German, English, French, Dutch, Spanish, Chinese, Italian, Polish. Portuguese
Battery detection function: compared to general car error reader, AUTOUTLET car diagnostic device can not only read up to 88 real-time data streams to ensure the accuracy of troubleshooting, but also check the battery voltage, real-time voltage curve and battery life, which helps you better understand and maintain your car
ABS and airbag codes not supported: Although engine information can be read and deleted from OBDII systems, but not for non-OBDII systems, including subsystem errors (e.g. air conditioning actuator faults), ABS with airbags and oil service indicator lights

26,99 €
06

Beizkna

OBD2 Diagnostic Tool Car OBD Bluetooth 5.4 Adapter OBD-II Diagnostic Tools with Mode 6/8 & I/M Readiness Error Reader Car Diagnostic Tool for All Vehicles Reader After 1996

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Wide compatibility and protocols: compatible with 98% of vehicles. Provided the car has a 16-pin OBD2 connector, it can be seamlessly integrated, making troubleshooting easy. (Note: The OBD-II diagnostic tools are not available for new energy carriers, hybrid vehicles and certain models that do not comply with the OBD2 protocol.) In addition, the scanner is available in 10 languages, including English, German, French, Spanish and Italian, so it can be used freely regardless of your location.
User-friendly and easy to use: the OBD2 Bluetooth adapter is ideal for beginners and experienced car enthusiasts. After connecting the OBD interface, the green light continues to light up to indicate compatibility, while an off light indicates that the vehicle is not compatible. Intuitive apps and video tutorials help you avoid unnecessary trips to the workshop and save significant repair costs. (Note: LF will not be repaired; the error code can only be deleted from the computer in the 4S store.)
The OBD-II diagnostic tools can read and clear engine test information that is part of the OBDII system, but does not work with non-OBDII systems (ABS/airbag/oil service light, etc.).
FULL OBD2 CAPABILITY The OBD2 diagnostic tool provides a complete diagnostic solution that allows a thorough understanding of the condition of your vehicle. The car diagnostic device supports a wide range of performance tests, 9 protocols, error elimination in the automotive sector, including quick reading of DTC, access to electronic emission readiness, disabling CEL or MIL, reset monitors, reading real-time data and retrieving the VIN of the vehicle, freezing images and more. These features allow you to monitor your vehicle's performance in real time and detect potential problems before they escalate to significant problems.
Exclusive free app: The OBD2 Bluetooth adapter comes with a special app that extends its functionality. You can easily download the app by scanning the QR code of the packaging. Make sure the OBD2 scanner is correctly connected to your vehicle's OBD interface and follow the instructions of the app to ensure an easy setup process. The app is designed to solve compatibility issues between different systems and models and provide a smooth user experience. (Note: Make sure Bluetooth is enabled when you open the app link.)
Bluetooth 5.4 & Smart Chip: Say goodbye to the complications of conventional wired connections. The OBD2 diagnostic device for all vehicles has an updated Bluetooth 5.4 system with a 25K80 smart chip for faster and more reliable connectivity. Simply activate your vehicle's Bluetooth, navigate to the app page and wait for the connection to be established automatically. This seamless connection ensures that you can start diagnosing your vehicle without delay.

29,99 €