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5 Best Code Readers Scan Tools of 2026

Last Updated - 26/05/2026

1
Best Choice
23% Off

✖
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.

LAUNCH
23% Off

LAUNCH OBD2 Scanner CRP129X V2.0 Car Code Reader Scan Tool for ABS SRS Transmission Engine Diagnostic, with 12 Service Functions, Lifetime Free Update, Auto VIN, Battery Test

LAUNCH

£208.05

£269.00
(23% Off)

More Details
Main highlights
- 【Covering 99% Vehicles 】+【One-Click Lifetime Free Update Get Latest Software】LAUNCH scanner CRP129X car diagnostic scanner comes with the latest software. WiFi updates for a lifetime allow you have the latest bug fixes, new vehicles, newly added parameters, and functionality. Includes 57 vehicle makers and works on most vehicles after 1996 and up to 2026, like Diesel (12v only), 12V passenger cars, pickup, and light-duty trucks, SUVs, gasoline, Minivans and etc.
- 【Covering 99% Vehicles 】+【One-Click Lifetime Free Update Get Latest Software】LAUNCH scanner CRP129X V2.0 comes with the latest software. WiFi updates for a lifetime allow you have the latest bug fixes, new vehicles, newly added parameters, and functionality. Includes 57 vehicle makers and works on most vehicles after 1996 and up to 2026, like Diesel (12v only), 12V passenger cars, pickup, and light-duty trucks, SUVs, gasoline, Minivans and etc.
- 【4 in 1 Live Data Graph Car Scanner】+【Share real-time Diagnostic Report obd scanner】A diagnostic report can be generated after finishing the diagnosis, which could be shared with your friends or customers. The car scanner diagnostic for all cars will show and merge 4 data streams in one graph,like "Engine RPM",“Vehicle Speed”,"Engine coolant temperature" and “Absolute Throttle position”. Live data can be recorded and they can be played back in text format or graph format.
- 【2026 UPGRADED VERSION, NEW CHIPS, ADD MORE FUNCTIONS, No extra software fee】: LAUNCH obd2 scanner added 12 reset services, 5” touchable HD 720P screen and keypad design for better operation, Fast 8.1 Android, 32G RAM, 6100mah BAT; 👍Battery Voltage Test, Auto VIN, and automatic printable Inspection report help you get diagnostic information efficiently and effectively. 🔥One-Click Update makes you can use the newest software all time for free.
- 【12 RESET SERVICES 】+ 【BATTERY VOLTAGE TEST】: LAUNCH CRP129X 2026 newly added 12 Service functions, including Injector Coding/DPF Regeneration/Throttle Adaptation/ABS Bleeding/OIL/EPB/SAS/TPMS/BMS/AD.BLUE/AFS/AIRFUEL reset, and to maintain your vehicle system safely and efficiently. 👍Graphing the battery voltage easier and more intuitive for the real-time monitors to check.
£208.05
£269.00 (23% Off)
2
10% Off

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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.

TOPDON
10% Off

TOPDON ArtiDiag600 Pro, OBD2 Scanner Diagnostic Tool for All Systems, Code Reader Scan Tool with 9 Maintenance Services, Car Scanner with FCA AutoAuth, CAN-FD, Lifetime Free Updates

TOPDON

£199.00

£220.00
(10% Off)

More Details
Main highlights
- WIDE COMPATIBILITY WITH 90+ VEHICLES & 15 LANGUAGES: The Topdon automotive diagnostic tool supports a broad range of vehicle brands from the US, Europe, and Asia. Whether you are working on a sedan, SUV, or light truck, the ArtiDiag600 Pro provides versatile coverage for everyday diagnostic needs. It also supports 15 languages, allowing you to switch among English, French, German, Spanish, Portuguese, Russian, Japanese, Italian, Simplified/Traditional Chinese, Korean, Polish, and Turkish for easier operation.
- SECURE FCA AUTOAUTH & FAST CAN-FD SUPPORT: The topdon ad600 pro obd scanner is equipped with FCA AutoAuth technology, allowing secure access to FCA (Fiat Chrysler Automobiles) vehicle systems for authorized repairs and diagnostics. Additionally, the obd code reader supports the latest CAN-FD (Flexible Data Rate) protocol, helping the scanner work effectively with modern vehicle communication systems.
- LIFETIME FREE UPDATES & SMART FEATURES: The ArtiDiag600 Pro automotive scan tool offers lifetime free updates to help keep the scanner current with new features and improvements. With functions such as online feedback and one-tap code clearing, it provides a convenient and user-friendly diagnostic experience for both DIY users and professionals.
- FULL-SYSTEM DIAGNOSTICS: The new Topdon diagnostic tool ArtiDiag600 Pro (AD600 Pro) is an upgraded version of the AD600, AD600S, and AD500. It provides broad diagnostic coverage for major vehicle systems such as the engine, transmission, ABS, BCM, airbags, powertrain, chassis, and more. With features that allow you to read and clear DTCs, check ECU information, and view real-time data streams, this OBD2 scanner supports accurate and efficient troubleshooting.
- ADVANCED LIVE DATA VISUALIZATION & REPORTS: The ArtiDiag600 Pro scan tool allows you to read and clear DTCs, record live data streams for later review, view up to four parameters simultaneously, and generate detailed diagnostic reports. AutoVIN technology helps identify the vehicle quickly and accurately, making the diagnostic process more convenient.
- ADVANCED AUTOVIN & ECU IDENTIFICATION: OBD2 scanner ArtiDiag600 Pro featuring smart AutoVIN technology automatically detects your vehicle's VIN, ECU name, ECU identifier, and ECU serial number, speeding up the diagnostic process and system compatibility. This feature streamlines initial setup, helps improve efficiency and accuracy
- 9 ESSENTIAL MAINTENANCE FUNCTIONS: The AD600 Pro OBD2 scanner provides nine commonly used maintenance functions, including ABS Bleeding, Battery Matching, Brake Reset, Oil Reset, DPF Regeneration, Throttle Relearn, Injector Coding, SAS Reset, and TPMS Reset. These functions make the Topdon AD600 Pro a dependable tool for handling routine service tasks and various maintenance needs.
£199.00
£220.00 (10% Off)
3
Best Value
25% Off

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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.

MOTOPOWER
25% Off

MOTOPOWER MP69033 OBD2 Scanner Universal Car Engine Fault Code Reader, CAN Diagnostic Scan Tool for All OBD II Protocol Cars

MOTOPOWER

£19.99

£26.50
(25% Off)

More Details
Main highlights
- Wide Vehicle Compatibility - The OBD2 professional automatic scanner supports all OBDII protocols such as KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN. Works with most 1996 and newer US cars, 2000 EU and Asian cars, light trucks, SUVs, and newer OBD2 and CAN vehicles both at home and abroad. Supports 6 languages - English,German, Dutch, Spanish, French, Italian. 【Refer to the Compatibility Guide to see if the scanner supports your car. 】
- Plug & Play for Every Driver - No Apps or WiFi needed. No additional battery or charger needed. Extended cable reaches tight spaces, while the intuitive menu works right out of the box. Perfect for DIYers and mechanics. Designed with a clear LCD screen (128 x 64 pixels) - white backlight and contrast adjustment.
- Please make sure refer to the Compatibility Guide to see if the scanner supports your car. If you have any question, please contact the seller/store directly for assistance. We provide hassle-free return or refund. 【Direct refund without return if any quality problem or compatibility issue. Save your time and cost.】
- Multi-Functions - Practical Multi-Functions OBD2 code reader features built-in OBD2 DTC lookup library, which help you to determine the cause of the engine light, read code, erase code, view freeze frame, I/M ready, vehicle information, data flow, real-time curve, get vehicle speed information, calculate load value, engine coolant temperature, get engine speed.
- Connection Guide - Plug the scanner into the OBDII port on your car, turn on the ignition and then press the OK button to make the connection. To view the live data, please start the engine. 【Erase Codes】 - When you find the fault codes, please fix the problem before erasing the codes. If the codes erased without the problem fixed, the engine fault light may turn on again in the future.
- Compact Design - Car diagnostic scanner is equipped with a 2.5 feet long cable and made of a very thick flexible insulator.There are 6 buttons on OBD2 Scanner: scroll up/down, enter/exit and buttons that quick query VIN vehicle number & the DTC fault code.
- ABS / Airbag codes NOT Supported - It is able to read and clear check engine information which is part of OBDII system, but it cannot work with non-OBDII systems, including ABS / Airbag / Oil Service Light, etc.
£19.99
£26.50 (25% Off)
4
15% Off

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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.

TOPDON
15% Off

TOPDON OBD2 Code reader Scanner ArtiDiag500, Engine ABS SRS Transmission Car Diagnostic Tool for all cars, 6 Reset Services for Oil/SAS/TPMS/ETS/BMS/Brake, Wi-Fi Free Update

TOPDON

£135.99

£159.99
(15% Off)

More Details
Main highlights
- [Wide Coverage] With its multilingual menu and coverage of 67 car brands and 10,000+ models spanning North America, Europe, and Asia (including Malaysia, India, and Iran), this car scanner is compatible with the majority of 1996 and newer OBDII compliant automobiles (EN, FR, ES, DE, IT, RU, PT, JP, KR). Before buying, make sure the OBD2 scanner is compatible with your vehicle. The package contains only a charging cable and not a power adapter.
- [User-Oriented TOPDON OBD2 Scanner] With this scan tool's touchscreen and rubberized buttons, you may easily navigate through menus or process while following a logical path. With 32GB on-board memory, the scanner enables for the recording of several diagnostic reports, which can be shared via email and printed for review. Along with this, you can upgrade your software for free for lifetime with one-touch over Wi-Fi for that help update the features and expanding car coverage.
- [OBD2 Scanner] The TOPDON OBD2 scanner performs all ENG/AT/SRS/ABS diagnostics with 4-in-1 graphic live data. It covers all OBD2 tests for 67 manufacturers and 10000+ model. It also features 5-second one-touch AutoVIN, a free one-touch lifetime upgrade through WiFi, library DTC, 12 languages, printable auto-generated report with email sharing, smooth Android 11.0, 32GB ROM, vivid 5-inch touchscreen, and up to 10 hours of battery life.
- [Multiple Functions] The Smart AutoVIN of this TOPDON OBD2 scanner keeps track of your manual selections for vehicle make, model, and year and directs you to the suitable diagnostics. Max 4 Live Data streams integrated for much easier data processing. Diagnostic feedback online with this diagnostic tool to help you get tough repair operations well-completed. Real-time car battery voltage monitoring identifies probable vehicle defects.
- [4 Car System Code Reader] The TOPDON OBD2 scanner accesses 4 systems: Engine/ABS/SRS/Transmission. It identifies the ECU version, pull DTCs with 4-in-1 graphic live data and DTC explanation to identify issues, erase DTCs to turn off the warning lights after repair (For cars made in 2005 and newer). In order to help you extend the lifespan of your vehicle while improving performance, this code reader also includes all obd2 test modes to solve the major concerns for all vehicles.
£135.99
£159.99 (15% Off)
5

✖
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.

LAUNCH

LAUNCH CRP123I V3.0 OBD2 Scanner, Code Reader for Cars and Trucks, Check Engine/ABS/SRS/Transmission Car Diagnostic Tool, Lifetime Free Update, Oil/Brake/DPF/SAS/BMS/Throttle Reset (Upgraded V2.0)

LAUNCH

£169.00

More Details
Main highlights
- Supports 90+ Brands & 11 Global Languages - The CRP123I V3.0 car scanner diagnostic tool works with over 100 car brands worldwide and now includes compatibility with FCA vehicles. It’s suitable for all vehicles manufactured since 1996 across North America, Europe, Asia, and other regions — covering cars, SUVs, vans, trucks, and some hybrid models. The system receives regular free updates automatically, ensuring ongoing compatibility with new models and systems, so your device continues growing along with automotive technology.
- One-Click Upgrade = Features, Vehicle Coverage & Performance Boost - Enjoy f-ree, life-time access to the latest vehicle protocols, new special functions, and expanded database coverage. All updates are easily installed with a simple One-Click button. There are no subscriptions or hidden fees. (Note: The “MALL” menu does not include functions within the box — it’s designed to give you access to advanced features of the X431 series without replacing your device. Please review the instructions and details before use.)
- Engine/SRS/Transmission/ABS Scanner — Your Language Translator for Your Car. Trouble with smoke emissions? Not a problem. The CRP123I V3.0 is a factory level scan tool that effectively diagnoses Engine, ABS, SRS, and Transmission systems, just like Snap-on tools. It can read critical parameters like RPM, transmission temperature, fuel pressure, and O2 sensor readings. You can read/clear codes, access ECU info, view real-time data in a 4-in-1 display, and record diagnostics with photos, videos, and detailed reports for future reference.
- Auto VIN & Auto Scan, Out of the Box - Due to the built-in Auto VIN technology, there's no need to manually enter your vehicle info — it automatically detects your make, model, and year for quick and accurate diagnostics. The scanner comes pre-installed with diagnostic software, so you’re ready to go as soon as you turn it on. Use WiFi for real-time data updates with just one click — no need to take your car to the dealership, and no complicated setup. You can even become a DIY pro!
- 7 New Special Features, New Chip, Larger Memory — LAUNCH OBD2 Scanner CRP123I V3.0. Building on the popular CRP123I model, the CRP123I V3.0 is the upgraded 3.0 version that offers users four brand-new features. In addition to Oil Reset, Throttle Adaptation, and SAS Reset, it now includes Injector Coding, Brake Pad Reset, Battery Management System (BMS), ABS Auto Bleed, and D-P-F Reset — all essential functions. With perpetual updates, your device stays current and never outdated. Plus, this new version sports twice the original memory and faster processing speed.
£169.00

5 Best Code Readers Scan Tools of 2026

LAUNCH OBD2 Scanner CRP129X V2.0 Car Code Reader Scan Tool for ABS SRS Transmission Engine Diagnostic, with 12 Service Functions, Lifetime Free Update, Auto VIN, Battery Test

TOPDON ArtiDiag600 Pro, OBD2 Scanner Diagnostic Tool for All Systems, Code Reader Scan Tool with 9 Maintenance Services, Car Scanner with FCA AutoAuth, CAN-FD, Lifetime Free Updates

MOTOPOWER MP69033 OBD2 Scanner Universal Car Engine Fault Code Reader, CAN Diagnostic Scan Tool for All OBD II Protocol Cars

TOPDON OBD2 Code reader Scanner ArtiDiag500, Engine ABS SRS Transmission Car Diagnostic Tool for all cars, 6 Reset Services for Oil/SAS/TPMS/ETS/BMS/Brake, Wi-Fi Free Update

LAUNCH CRP123I V3.0 OBD2 Scanner, Code Reader for Cars and Trucks, Check Engine/ABS/SRS/Transmission Car Diagnostic Tool, Lifetime Free Update, Oil/Brake/DPF/SAS/BMS/Throttle Reset (Upgraded V2.0)

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TOPDON OBD2 Code Reader Scanner ArtiDiag600S, 9 Reset Service for Oil/BMS/ABS/SAS/EPB/DPF/TPMS/Throttle/Injector Coding, ABS/SRS/Engine/Transmission Car diagnostic tool, Free Lifetime Upgrade

TOPDON ArtiDiag600S OBD2 Code Reader, Car Diagnostic Tool For 4 Systems, 9 Reset Functions on Oil/ABS/SAS/TPMS/BMS/DPF/ETS/Brake/Injector Coding, Full OBD2 Functions, Free Update,Android 11.0

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