It is not an easy task to choose the best code readers if you aren’t a frequent buyer. But don’t worry – we have compiled here the perfect list of Top 10 best code readers for you. Have a look at our list and choose the ones you like the most.
In Hurry? Checkout Our Top Pick Of Best Code Readers.
Our Top Pick
9.7/10 our score
Best Code Readers
| Rank | Product Name | Score |
|---|---|---|
|
1  |
Autel MaxiScan MS309 OBD2 Scanner Check Engine Fault Code Reader, Read/Clear Codes, View |
9. 7 |
|
2  |
Panlong OBDII OBD2 Scanner Car Diagnostic Code Reader Turn off Check Engine Light |
9. 5 |
|
3 |
Autel AutoLink AL519 OBDII/EOBD Scanner Enhanced OBDII Mode 6 Views freeze frame data |
9. 1 |
|
4 |
MOTOPOWER MP69033 Car OBD2 Scanner Code Reader Engine Fault Code Reader Scanner CAN |
8. 8 |
|
5 |
TT TOPDON OBD2 Scanner, Code Reader TOPDON AL300 All OBD2 Functions Scan Tool |
8. 6 |
|
6 |
OBD2 Scanner MUCAR CDL20, OBD2 Code Reader 10 Full Car Diagnostic Scanner Functions |
8. 2 |
|
7 |
LAUNCH OBD2 Scanner CR319 Code Reader, Automotive Engine Light Check /O2 Sensor/EVAP Test |
8. 0 |
|
8 |
THINKCAR OBD2 Scanner THINKOBD 20 Code Reader Car Diagnostic Scanner with Full OBDII |
7 .7 |
|
9 |
ANCEL AD410 Enhanced OBD II Vehicle Code Reader Automotive OBD2 Scanner Auto Check |
7. 4 |
|
10 |
THINKCAR OBD2 Scanner THINKOBD 500 Code Reader Car Diagnostic Scan Tool with Full |
7. 2 |
1. Autel MaxiScan MS309 OBD2 Scanner Check Engine Fault Code Reader, Read/Clear Codes, View
9.7/10 our score
- Readiness status to pass smog checkthe autel ms309 car diagnostic scanner tool comes with i/m readiness function to check the operations of the emission system on obd2 compliant vehicles. it includes vehicle-specific number of monitors like misfire monitor, fuel system monitor, comprehensive components monitor, o2 sensors, evap system and etc, making this obd2 scan t...
- Unmatched compatibilityautel maxiscan ms309 compact pocket code reader supports all obd2 protocols: kwp2000, iso2000, iso9141, j1850 vpw, j1850 pwm and can. this obd2 code scanner is compatible with all obdii-compliant vehicles, passenger cars or light trucks. for obd2 cars, usually, eu cars after 2006, asian cars after 2009, us cars after 1996. note: it does not su...
- Retrieve vehicle infothis portable obd2 scanner enables retrieval of the vehicle identification no. (vin), calibration id(s), calibration verification nos. (cvns). this function is most useful to check whether the ecu matches your car when you are buying a used car. it comes with 30 days amazon return policy, seller 1 year worry-free warranty. a very handy little too...
- Freeze frame data for accurate diagnosisthis ms309 check engine code reader comes with viewing freeze frame function that enables you to retrieve data recorded in the ecu of the condition under which the fault occurs to figure out why the check engine light is on and cut down test drive cycle verification time. it includes important engine parameters such as rpm, veh...
- Turn off check engine lightautel ms309 obd2 scanner is an easy-to-use plug-and-play check engine code reader that read and clear codes. this little code scanner retrieves generic (p0, p2, p3, and u0), manufacturer specific (p1, p3, and u1) codes, and pending codes and displays dtc definitions on the tft color screen. it can easily find out what caused the check engin...
2. Panlong OBDII OBD2 Scanner Car Diagnostic Code Reader Turn off Check Engine Light
9.5/10 our score
- Show real-time data in both text and graphic form, determine the cause of check engine light, clear codes and turn off mil panlong obd2 scanner will also display the vin which is a plus when you purchase a used vehicle
- This stand-alone obd2 scanner is very user friendly. you dont have to install app or software on your phone to activate. simply plug it into the obdii port, it immediately identifies your car
- No need battery or charge, support english, german, french, spanish, italian and dutch, 1-year replacement warranty
- Support 1996 and newer gasoline vehicles, 12v diesels & light trucks that are obdii compliant, such as acura, audi, bmw, benz, buick, chevrolet, chrysler, dodge, ford, honda, hyundai, jeep, kia, lexus, mazda, subaru, suzuki, toyota, etc.
- Quickly display trouble codes, brief description of the code tells you what it means. you can check your car at home now without having to go into a shop every time
3. Autel AutoLink AL519 OBDII/EOBD Scanner Enhanced OBDII Mode 6 Views freeze frame data
9.1/10 our score
- Exclusive obdii diagnostics:displays monitor and i/m readiness status (emissions).reads live pcm datastream.displays live o2 sensor test data.graphs data (1996 and newer vehicles).reads, stores and playbacks live sensor data.enhanced obdii mode 6
- Update&service:troubleshooter code tips guide technicians to the root cause of a trouble code faster, saving diagnosis and repair time.retrieves vehicle information (vin, cin and cvn).multilingual menu and dtc definitions english, spanish and french, etc.internet updateable.prints data via pc you can get one year warranty /free update online lifetime
- Powerful compatibility:works on most 1996 and newer vehicles (obdii & can) domestic and import,features the unique patented one-click readiness key for quick state emissions readiness check and drive cycle verification.bright color coded leds and built-in speaker provide both visual and audible tone for readiness verification.
- Very easy to use:the autolink al519 obdii/eobd scanner supports all 10 modes of obdii test for a complete diagnosis. featuring the unique patented one-click i/m readiness key, tft color display and built-in speaker, the autolink al519 is truly the ultimate in power and affordability, allowing users to do their jobs faster. in addition, thousands of troubleshooter code t...
- Accurate & fast car diagnosis:this autel al519 can retrieves generic (p0, p2, p3 and u0), manufacturer specific (p1, p3 and u1) codes and pending codes,easily determines the cause of the check engine light(mil).turns off check engine light (mil), clears codes and resets monitors.displays dtc definition on the tft color screen.views freeze frame data
4. MOTOPOWER MP69033 Car OBD2 Scanner Code Reader Engine Fault Code Reader Scanner CAN
8.8/10 our score
- 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.
- Screen protecting film- theres a transparent screen protecting film on the screen surface. if any scratches on the film, just tear off the screen protecting film. if any more problem on the screen, just contact our customer service for replacement directly.
- Warranty & thx- two year warranty and 100% satisfaction service. thank you for choosing motopower! but if you are not pleased with the product, please contact motopower directly for hassle-free return and refund. save your bucks and time., fit type: universal
- Wide capability- supports 9 protocols compatible with most 1996 us-based, 2000 eu-based and asian cars, and newer obd ii & can domestic or import vehicles. supports 6 languages - english,german, dutch, spanish, french, italian.
- 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.
- 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.
5. TT TOPDON OBD2 Scanner, Code Reader TOPDON AL300 All OBD2 Functions Scan Tool
8.6/10 our score
- Easy emissions test the obd2 scanner topdon al300 saves you trips to the mechanic for smog inspections. it works on most obd2 compatible 1996 & newer vehicles and supports 7 languages: english, french, german, spanish, portuguese, italian, russian, making it more user-friendly than other code readers in the same price range.
- Full obd2 functionality the code reader meets your needs to the max with these functions! read/clear codes to retrieve generic & manufacturer-specific codes and switch off the check engine light. check i/m readiness to help pass emissions inspection. o2 sensor test checks fuel efficiency, makes adjustment for best air-fuel ratio, etc.
- Trouble codes lookup no more searching for codes in a database or list! the diagnostic trouble code pops up with a brief description on a bright tft color screen, so there's no mystery to what the reading is. as an added bonus, it comes with a built-in dtc library. you can simply select an error code and get its in-depth explanation with no fuss.
- What you get 1-year product guarantee, a quick start guide, a user manual, and a pre-loaded software in the tool itself, so its ready to go for any beginner. reach out to our 24/7 thoughtful online support for any issues that arise when using the obd2 scanner, with available return & replacement policy. we value your feedback to help us be even better!
- Cars security in mind on-board monitor test determines if the components or the monitors are working right. freeze frame can screenshot a trouble area for troubleshooting. evap test checks fuel vapor leaks from a missing gas cap, etc., to keep your car running safely. the easy read vehicle info function reveals the cars manufacturer, model, year, and more.
6. OBD2 Scanner MUCAR CDL20, OBD2 Code Reader 10 Full Car Diagnostic Scanner Functions
8.2/10 our score
- 2022 upgraded obd scanner mucar 2022 newest auto diagnostic scanner with full obd2 functions is equipped with clear color display lcd screen, built-in dtc library, 10 full obd2 functions and made of high-quality durable abs material. possessing upgraded technique, mucar cdl20 is also a great gift idea for families, boyfriend, and driver friends with elegant package.
- More car data reivewowns all 10 modes of obdii functions like read codes, erase codes, on-board monitor test, i/m readiness, vehicle live data, freeze frame data, vehicle vin information, o2 monitor test, evap monitor test, dtcs lookup with this car diagnostic tool. no need to install the mobile app or software, efficiently troubleshoot the check engine light and the ...
- Simply plug & playno charging, no battery, no blue tooth or wifi connection required for this code readers & scan tools. plug and play, without complicated operations, wired connection helps you to diagnose your car steadily and quickly with this auto code reader! this vehicle code reader is very easy to use even for beginners.
- Life-time after-sale service : this check engine code reader with lifetime warranty.if the product fails within 90 days from the date of purchase, it will be replaced with a new one or 100% refund. for any problem, feel free to contact us directly. note: if you don't find desired car brand when using mucar cdl20, please select "general" to do vehicle diagnoses normall...
- Wide capability & 7 languagesthe car computer code reader supports 9 protocols compatible with most 1996 us-based, 2000 eu-based and asian cars, and newer obd ii & can domestic or import vehicles. compatible with all obd2 protocols can , iso9141, kwp2000, j1850 pwm, j1850 vpw,this auto scanner diagnostic code scanner has 7 languages including english, french, spanish,...
7. LAUNCH OBD2 Scanner CR319 Code Reader, Automotive Engine Light Check /O2 Sensor/EVAP Test
8/10 our score
- Dtc library & multilingual: every code comes with a description for better interpretation & analysis, and to eliminate the need to search online. the scan device also supports seven languages that include english, portuguese, russian, italian, spanish, french, and german.
- Cost-effective: the cr319, as an easy-to-use handheld code reader featuring complete obd2 diagnostic functions, easy operation, compact design etc. with a budget friendly price, its the best possible solution for any entry-level diyers to perform basic car maintenance.
- Universal obdii scanthe scan tool gets the complete 10 modes of obdii test to retrieve car fault codes, view freeze frame data, easily determine the cause of check engine light, turn off mil and check vehicle emission-related monitors such as o2 sensors, evap system etc.
- Wide compatibility: most american, european and asian obdii-compliant models manufactured from 1996 and newer are covered by this obd2 reader. it supports all obdii protocols: kwp2000, iso9141, j1850 vpw, j1850 pwm and can (controller area network).
- Ease of use: four button keypad buttons that make the menu super easy to scroll. plug and play feature does not require any battery or charger. well built with a colorful lcd display to indicate test results directly. the diagnostic scanner is pretty easy to use for beginners.
8. THINKCAR OBD2 Scanner THINKOBD 20 Code Reader Car Diagnostic Scanner with Full OBDII
7.7/10 our score
- Most cost-effective code reader- the lowest price for the full obd2 functions on amazon, equipped with 1.77 color display lcd screen, built-in dtc library. offers more functions than basic obd2 code readers in the same level. it's the best solution for any diyers to perform basic car maintenance. lifetime free without extra cost.
- Wide vehicle diagnostic & 7 languages - the obd2 scanner works on most 1996 and newer obd2 protocols vehicles sold in the us, europe and asia. compatible with all obd2 protocols can , iso9141, kwp2000, j1850 pwm, j1850 vpw. and it has multilingual software for easier diagnostics: english, french, spanish, german, russian, italian, and portuguese.
- Dtc lookupthis obd2 scanner built-in dtc library with a database of over 3000 code definitions, the obd2 scanner reads generic and manufacturer-specific trouble codes directly identify the code definitions on the screen, saving time searching online.instead of paying a mechanic to have the dtcs read and mil turned off, fast read and clear the trouble codes(engine fau...
- Enhanced full 10 obdii functions - being capable of performing 10 modes of obdii functions like read codes, erase codes, i/m readiness(smog test), data stream, freeze frame, vehicle information, check vehicle emission-related monitors such as o2 sensors, evap system etc. thinkobd 100 is a diagnostic scan tool suitable for diyers to efficiently troubleshoot the check ...
- Additional information you need to know - recommended by many customer. for any quality problem, this bluetooth obd2 scanner provides a 12-month warranty and 30-day money back guarantee. this thinkobd 100 car code reader with 12-month warranty, plug-and-play engine fault code reader that allows you to test cars directly once you get it, very easy to use even for begi...
9. ANCEL AD410 Enhanced OBD II Vehicle Code Reader Automotive OBD2 Scanner Auto Check
7.4/10 our score
- Critical functionality - reads quickly and erases stored emission-related codes, pending codes, and shows code definitions. turns off the mil (check engine light), helps in resetting the monitor before taking it to smog, and tells you what is going on before bringing the car in for repair.
- Diagnostic reports & update - the "review & print" option can be used to save or print diagnostic reports as needed. ancel brand provides life-time free software updates for this unit to fix the latest bugs or add new parameters. just download the software from the ancel website and then follow on-screen instructions to install.
- Qvga display & new ui - ad410 code reader is a greatly enhanced upgrade from more basic diagnostic scan tools. it has a 2.4" tft true color (262k) lcd display for clear test results showing. with an easy-to-read ui design, the user can easily access setup, obdii diagnostics, i/m readiness, and dtc look-up and review. you don't need to read the manual to know what to do,...
- Wide compatibility - recommended by youtube star scotty kilmer on his channel.works on most vehicles sold in the usa with model year of 1996 or newer. displays in english, german, french, spanish, finnish, dutch, russian, and portuguese, requires no battery or charger as the unit gets power directly from the obdii data link connector in the vehicle.
- Enhanced obdii diagnostics - supports o2 sensor and evap (evaporative control) system test. ad410 code scanner can be used to initiate a leak test on a vehicle's evap system by monitoring the integrity of the fuel tank system. the o2 sensor test is designed to monitor and adjust air/fuel mixture, which will help identify and troubleshoot issues related to fuel efficienc...
10. THINKCAR OBD2 Scanner THINKOBD 500 Code Reader Car Diagnostic Scan Tool with Full
7.2/10 our score
- Diagnose more easieras the upgraded version of thinkobd 100, thinkobd 500 obd2 scanner adds more functions.one-click shortcuts for a quick check such as i/m, smog check, etc.3 colors led indicatorenhanced obd2 functionslive data in the text and graph formatread vehicle information (vin, cid, and cvn)support data preview & printing via pclifetime update via pc...
- Effective car status analyzerthinkobd 500 auto diagnostic scanner shows you 4 in 1 real-time graphing data of your car cranking/operating condition, accurately help you to resolve most basic issues in a second with tips. led indicator: quick and easy way to identify your vehicles status visually, via its green, yellow and red led light. green-no fault code yellow-...
- Lifetime free update & report & print& lifetime warrantythe thinkobd 500 automotive scanner support to connect to a pc. download and run the update tool, and select and print the data or update. it easy to operate following the steps. (note: only support windows, not compatible with mac). with lifetime warranty, from the date of purchasing, the product has failed an...
- Plug and playthis thinkobd 500 obd2 car code reader can fast scan and clear trouble codes in seconds, even a beginner can use this unit to read the error code. help shortcut key for quick access to commonly tips. save your time and effort on repairs. no need to install the mobile app or software, no need to charge. equipped with a long cable and made of a very thick ...
- Enhanced full obd ii/ eobd diagnosticsthis obd2 scanner possesses full obd2 functions. read codes, erase codes, mil fault indicator light, live data, smog check, evap system test, on-board monitor test, view freeze frame, o2 sensor test, vehicle info, i/m readiness, dtc code look-up, for all obd2 compliant vehicles.
- Wide vehicle coverage + 8 languagesthis obd2 scan tool works on most 1996 and newer us, eu-based cars since 2000, and asian-based cars since 2008, based vehicles that are obdii compliant. supports english, french, spanish, german, russian, japanese, polish and portuguese. (if you want to be more sure whether it is suitable for your car, you can tell us the brand, ser...