Top 10 Picks Best Scan Tool For Check Engines Of 2023, Tested & Reviewed

Features :

• 🏅【Practical Functions】+【Affordable Price】Recommended by Youtube star Scotty Kilmer on his channel many times. CGSULIT SC204 scan tool with full OBDII functions to help you detect and solve potential engine problems – ✅Read Codes ✅Clear Codes ✅Live Data ✅View Freeze Frame ✅I/M Readiness ✅DTC Library ✅O2 Monitor Test ✅Vehicle Info ✅On-board Monitoring ✅EVAP Test
• 👨‍🔧【Must-have Helper for Every Car Owner】CGSULIT obd2 scanner is able to comprehensively diagnose engine and locate the root causes, to determine if it can be repaired by yourself to avoid blind and expensive repair fees. And let you reset error codes and check engine light after problem fixed. Undoubtedly a great gift for Thanksgiving & Christmas!!
• 👍【One-Click I/M】+【Built-in DTCs Lookup】 SC204 code readers & scan tools helps to check whether your lovely car is ready for annual s-m-o-g test. Furthermore, this code reader car diagnostic tool with reset is equipped with 10000+ DTCs database, which gives you a complete error codes definition without google, saving you time maximum.
• 🚘【Live Data in Graph】+【Vehicle Health Guard】 SC204 obd2 scanner diagnostic tool can rapidly retrieve vehicle info, display real-time data in text or graph, such as fluid temp, engine RPM… diagnose which O2 s-ensor is bad, etc., to easily master vehicle condition. Most importantly, it can record and playback data for more effective tracking and thorough problem resolution.
• 💪【Stronger Compatibility】+【10 Languages Support】 SC204 check engine light code reader with reset works on most American cars from 1996, European from 2000, and Asian from 2008, supports all OBD2 & EOBD protocols: KWP2000, ISO9141, J1850 VPW, J1850 PWM, CAN. Additionally, this car code reader supports English, Spanish, French, German, Italian, Portuguese, Swedish, Hungarian, Russian and Dutch, without language barriers. ​
• 🎁【Plug & Play】+【Lifetime Free Update】 SC204 engine code readers with reset is powered directly by the car, no battery required, more stability and accuracy than bluetooth odb2 scanner. Menu-driven design makes it easy to use even for beginners. Lifetime free updates to get the latest vehicle coverage, features upgrade and bug fixes. Truly a one-time purchase for free use forever.
• 💌【Warranty & Service】 SC204 obdii code reader comes with 2-year warranty and 5-year technical support. If you encounter any issues with functionality support or product defects, please feel free to contact us anytime via Amazon Message or After-sales Email ( back of “User Manual” ) , we provide 7*24 hours online services.
• ❤️【Warm Tips】 This scanner for car is the latest version from factory, so just use it out of box without registration or update. There is a screen protector attached to the product screen, and if any scratches are found, just tear off the screen protector from top left or top right corner.
• 🔔【Please Note】 Dear customers, if you are not pleased with your car code reader automotive diagnostic tool and decide to return it, please kindly mark it as “unsellable” to avoid it being resold to other customers, thanks much!!

Features :

• 🔍Car Diagnostic Scanner with Full OBD/EOBD Function — ✅Read codes and clear codes, ✅10000+ error codes available for query, ✅viewe freeze frame, ✅I/M readiness and historical I/M Data, ✅live data stream and live curve (car speed, battery voltage etc. ), ✅car information reading, ✅oxygen sensor test, ✅EVAP test, ✅calculate load value, ✅engine coolant temperature, ✅get engine speed. It has all the OBD functions you need.
• 📱2.8” HD Color Screen — Compared with traditional OBD scanners, Zmoon 2.8” HD color check engine code reader displays more and richer content, which will not cause eye fatigue after long-term use. And the body design is very suitable for one-handed holding.
• 🚗Compatible with Most Vehicles & 7 Languages Available — OBDII/EOBD car scanner diagnostic for all American cars after 1996, European cars after 2002, Asian cars after 2008. Supports English, Spanish, French, German, Italian, Russian and Dutch.
• 🔌Plug and play: Directly powered by the car, even beginners can quickly master and use the car code scanner proficiently. No need to download APP, it is more accurate and stable than the wireless bluetooth code reader! And there are 3 statu lights on the device to remind you if your car is faulty, which is very friendly to beginners.
• 📧Worry-Free After-Sales Service: Zmoon OBD car scanner diagnostic tool has 30 days return policy and extended 3 years warranty! 7*24 hours customer service, if you have any dissatisfaction or questions, you can send us a message in the background, we will reply quickly within 24 hours.

Features :

• 🎉AUTOPHIX 126 is compatible with Toyota, Ford, Chevrolet, Honda, Nissan, Jeep, Hyundai, Kia, Ram, Subaru, and so on.
• 🚘➤【POWERFUL FEATURES】Built-in 14 special functions in 1 car reader, read and erase stored e-mission related codes, pending codes, and show code definitions, data steam, freeze frame, on-board monitoring, and show the vehicle information, I/M reading, review the recorded DTC, review & print report. Support EVAP system test, let you initiate a leak test for the vehicle’s EVAP system, identify troubleshooting related to fuel efficiency and vehicle e-missions.
• 🚖➤【PROFESSIONAL CHECKING CAR ENGINE TOOL】The OM126P Enhanced OBDII scanner can read and erase the trouble codes that can cause e-mission problems in your vehicle in seconds, determine check engine light the MIL (check your car engine) and reset the monitor, build a DTC lookup library you can find the related code definitions to help you determine if your car needs repair, to save you time and money, and dramatically improve your car lifespan/performance.
• 🚔➤【PROVIDE COMPREHENSIVE DATA FOR YOU】The OM126P can comprehensively diagnose data from your car, displaying graphical data streams: calculated load values, engine coolant temperature, intake manifold absolute pressure, vehicle speed, intake air temperature, air flow sensor, engine sp,eed etc, OM126P also supports data comparison, allowing you to easily diagnose vehicle conditions and know every parameter of the freeze frame: DTCFRZF, FUELSYSA, ETC, SHRTFT1, LONGFT1, MAP, RPM, VSS, IAT….etc
• 🚙➤【HD COLOR SCREEN AND EFFICIENT HOT-KEYS】The OM126P car diagnostic tool is equipped with 2.4″ TFT 262K true color LCD display screen to indicate the test results, with the silicone keypad you can easy to access each menu option, the I/M Readiness hotkey can check the state e-missions readiness and drive cycle verification, Also, a wealth of car information is retrieved to find out all about your car without hassle for recording, car tracking, buying matched parts, etc.
• 🚕➤【STRONG COMPATIBILITY AND MULTIPLE LANGUAGES】 Work on all after 1996 and newer vehicle models in the USA(OBD II&CAN) or other imported vehicles. Quickly read and erase the DTC on all OBD II protocols vehicles: CAN, J1850 PWM, J1850 VPW, ISO9141 and KWP2000 and support for 10 languages: English, French, Spanish, German, Russian, Italian, Finnish, Portuguese, Polish, Dutch, which make it easy to use for people from different countries.
• 🚗➤【COMFORT ERGONOMIC DESIGN】Unique black shell grip gives a firm and secure user experience. The compact appearance design makes it easy to keep in your rig or in a toolbox drawer. Hard rubberized feel skin lets this scanning tool more textured. All these features have AUTOPHIX OM126P stand out among other obd car code readers.
• 🚍➤【5 YEARS WARRANTY】 This diagnostic scan tool provides 5 years warranty and 60-DAY FREE returns for refund or replacement. Pl-ug & Play, no battery or charger required. OM126P OBDII diagnostic scan tool supports a lifetime free software updating and Review & Print diagnostic reports from the Auto fix, via connection to a computer via USB (for Windows 7/8/10 ONLY), if you cannot confirm its compatibility, please feel free to consult us.

Features :

• 👍【Affordable Price】+【Powerful Functions】 Recommended by well-known auto mechanic Scotty Kilmer on Youtube many times. CGSULIT SC204 scan tool with full OBDII/EOBD functions you need to perform smog check and solve engine issues – ✅Read Codes ✅Clear Codes ✅Live Data ✅View Freeze Frame ✅I/M Readiness ✅DTC Library ✅O2 Monitor Test ✅Retrieve VIN ✅On-board Monitor Test ✅EVAP System Test
• 👨‍🔧【Professional Check Engine Light Code Reader with Reset】+【Must-have Helper for Every Car Owner】 SC204 auto diagnostic code reader is able to deeply and comprehensively diagnose engine system, locate the root causes of warning light, and determine if you can repair it yourself to avoid blind and expensive repair fees. After problem fixing, helps you to clear fault codes and t-urn off check engine light (CEL). Undoubtedly a great gift for Mother’s Day, Father’s Day!!!
• 🏅【One-Click I/M Readiness】+【10000+ Built-in DTCs Lookup Library】 SC204 code reader car diagnostic tool with reset lets you quickly make sure whether your lovely car is ready to pass the annual smog test with one click. Furthermore, CGSULIT scan tool is equipped with 10000+ DTCs database, which gives you a complete and clear fault explanation without google, saving you time maximum.
• 🚘【Vehicle Monitoring】+【Read/Record/Playback Live Data】 CGSULIT obd2 scanner car code reader can rapidly retrieve vehicle info, display real-time data such as engine coolant temp, RPM, speed… in text or graphical formats, diagnose which O2 sensor is bad, etc., makes you easily master vehicle condition. Most importantly, it can record and playback data for more effective tracking and thorough problem resolution.
• 💪【Stronger Compatibility】+【10 Languages】 SC204 code scanner for vehicles works on most American cars from 1996, European from 2000, and Asian from 2008, supports all OBD2 & EOBD protocols: KWP2000, ISO9141, J1850 VPW, J1850 PWM, CAN. Additionally, this engine analyzer diagnostic tool supports English, Spanish, French, German, Italian, Portuguese, Swedish, Hungarian, Russian and Dutch, eliminating language barriers.
• 🎁【Plug & Play】+【Lifetime Free Update】 SC204 check engine diagnostic tool is powered directly by the car, no battery/app download required, more stability and accuracy than bluetooth obd2 scanner. Menu-driven design makes it easy to use even for beginners. Lifetime free updates to get the latest vehicle coverage, features upgrade and bug fixes. Truly a one-time purchase for lifetime free use.
• 🎯【Buy Without Worry】+【Use With Confidence】 SC204 car code reader automotive diagnostic tool comes with a 30-day worry-free refund, 2-year warranty, and 5-year technical support. If you encounter any issues with functionality support or product defects, please feel free to contact us anytime via Amazon Message or After-sales Email ( back of “User Manual” ) , we provide 7*24 hours online services.
• ❤️【Warm Tips】 SC204 check engine light reset tool is the latest version from factory, so just use it out of box without registration or update. There is a screen protector attached to the product screen, and if any scratches are found, just tear off the screen protector from top left or top right corner.
• 🔔【Please Note】 Dear customers, if you are unsatisfied with your SC204 auto code reader diagnostic scan tooL and decide to return it, please kindly mark it as “unsellable” to avoid it being resold to other customers, thanks much!!

Features :

• CEL Doctor: The ANCEL AD310 is one of the best-selling OBD II scanners on the market and is recommended by Scotty Kilmer, a YouTuber and auto mechanic. It can easily determine the cause of the check engine light coming on, quickly read and clear diagnostic trouble codes, read live data & hard memory data, view freeze frame, I/M monitor readiness and collect vehicle information. Instead of taking car to mechanic shop, you can use it to check the trouble code and show code definition by yourself.
• Sturdy and Compact: Equipped with a 2.5 foot cable made of very thick, flexible insulation. It is important to have a sturdy scanner as it can easily fall to the ground when working in a car. The AD310 OBD2 scanner is a well-constructed device with a sleek design. It weighs 12 ounces and measures 8.9 x 6.9 x 1.4 inches. Thanks to its compact design and light weight, transporting the device is not a problem. The buttons are clearly labelled and the screen is large and displays results clearly.
• Accurate Fast and Easy to Use: The AD310 scanner can help you or your mechanic understand if your car is in good condition, provides exceptionally accurate and fast results, reads and clears engine trouble codes in seconds. If you want to find out the cause of the check engine light, this device will let you know immediately and fix the problem right away without any car knowledge. No need for batteries or a charger, get power directly from the OBDII Data Link Connector in your vehicle.
• OBDII Protocols and Car Compatibility: Many cheap scan tools do not really support all OBD2 protocols. This is not the case with the AD310 scanner as it can support all OBDII protocols such as KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN. This device also has extensive vehicle compatibility with 1996 US-based, 2000 EU-based and Asian cars, light trucks, SUVs, as well as newer OBD2 and CAN vehicles both domestic and foreign. Check compatibility with your vehicle model before purchasing.
• Home Necessity and Worthy to Own: This is an excellent code reader to travel or home with as it weighs less and it is compact in design. You can easily slide it in your backpack as you head to the garage, or put it on the dashboard, this will be a great fit for you. The AD310 is not only portable, but also accurate and fast in performance. Moreover, it covers various car brands and is suitable for people who just need a code reader to check their car.

Features :

• 【Enhanced OBDII Service Modes】SC301 OBD2 scanner diagnostic tool enables you to reset check e-ngine light(CEL), locate bad O2 sensors, EVAP leak test, access engine status, reset monitors, retrieve vehicle’s VIN, read/reset fault codes, etc. Plug and play, no batteries, located your car’s problems in minutes. Note: Please fix the issue first, and then clear codes, otherwise, the OBD scanner won’t clear codes successfully. Gifts for Dad
• 【One Click I/M Readiness】+【Help Pass S-mog Check】SC301 car scanner monitors the engine-related systems’ status, to check if your car is ready for the s-mog test, such as Misfire, Fuel, CCM, EVAP System, etc. Help you pass the s-mog check easily, and save your money for paying fine tickets. A Green-Yellow-Red light and the speaker will indicate the readiness status
• 【Built-in 10,000+ DTC Lookup Library】+【”?” Button Offer Accurate Advice 】SC301 check engine light code reader with reset has a unique “?” button. SC301 scan tool not only shows DTC definition but also offers helpful tips to deal with DTCs by pressing the “?” button. No need to Google why your vehicle’s CEL comes on and what the DTC codes mean
• 【Accurate Live Data Streams】+【Record/Playback/Print Data】Not only can you view the live data but you can record it during the road test to find a problem and then playback/print the data. Live data can be displayed via graphs like you can see if the vehicle is running rich or lean with a fuel trim running lean
• 【99% of Vehicle Compatibility】+【Supports 10 Languages】SC301 check engine code reader work on most 1996 and newer American/European/Asian car with standard OBD2/EOBD protocols: KWP2000, ISO9141, J1850 VPW, J1850 PWM, CAN. Supports English, Spanish, French, German, Italian, Portuguese, Sweden, Hungarian, Russian, and Dutch
• 【View Freeze Frame for Identifying Problems】SC301 code reader car diagnostic tool with reset got freeze frame data when the code happened to help you to figure out why that problem occurred. Freeze Frame Data include important engine parameters such as engine RPM, vehicle speed, airflow, engine load, fuel pressure, fuel trim value, engine coolant temperature, ignition timing advance, or closed loop status, etc
• 【Warm Notice】 If you are not pleased with your SC301 car code reader and reset tool and choose to return it, please kindly mark it UNSELLABLE to avoid a used one being resold again to other customers. All items we sent to Amazon warehouse are New, if you have received a used or wrong car diagnostic scanner, please contact us in time and we will replace you with a brand-new machine for free

Features :

• ✔Full OBDII Modes Scanner for Car: As professional car scanner, ZM201 has all the OBD2 functions you need.🔎Read & clear codes, 💡turn off engine light or MIL, ❄view freeze frame, 📋read I/M readiness, 🚕retrieve vehicle VIN, 🔋battery voltage test, 📈live data stream (with graphing display), ✅built-in 35901 DTCs, O2 sensor test, onboard monitoring mode, and perform component testing etc.
• ✔Enhanced OBD2 Scanner Diagnostic Tool: Live data and DTC replay combined with printing function, you can connect it to a computer for fault data printing, prevent auto repair shops from charging randomly, save money and time. ZM201 obd scanner also comes with free-lifetime software updates, ensuring you always have the latest features and improvements.
• ✔35,901 DTC Lookup: ZM201 car code reader built-in 35,901 DTCs, the old model obd2 usually only have 3,000-10,000. So the ZM201 car scanner has a huge advantage, which means that this obd2 scanner can better help diagnose and solve your vehicle faults. This is a great option if you want to replace or upgrade an existing car scanner.
• ✔Compatible with 98% Vehicles: ZM201 OBD2 scanner for car is compatible with most cars after 1996(USA)/2002(EU)/2008(Asia). If your car has an OBD2 port (16Pin), and the production time meets the above timeline, then your vehicle is compatible. But it is not compatible with new energy vehicles, hybrid vehicles, and models that do not comply with the OBD2 protocol.
• ✔Convenient Shortcut Functions: The addition of shortcut keys enhances the user experience. Pressing F1 enables you to quickly retrieve trouble codes, while F2 provides instant access to I/M readiness information. We’ve also introduced left and right navigation buttons (the previous model had only up and down buttons), making operation even more convenient.
• ✔User-Friendly Design: The scanner boasts a 2.8-inch color screen that allows you to choose between dark and light modes and adjust the brightness according to your preference. Audible beep notifications (which can be disabled) accompany key presses, providing an intuitive user experience. The vehicle status indicator light turns red when a fault is detected, yellow when there’s an incompatibility/connection failure, and green when the car is successfully connected.
• ✔Customer-Oriented Services: Each package includes canvas storage bag for your storage, and Type-C cable to connect to your computer. And we offer 60-day return policy and 3-year replacement service, ensuring your satisfaction and peace of mind. If you have used this product and returned it, please mark it as unsellable so that the used product will not be resold to other customers, it is much appreciated.

Features :

• 🚗【Read Codes & Erase Codes】🚗Romondes OBD2 scanner is able to read OBD2-compliant vehicle DTCs in seconds to pinpoint e-mission related issues, meanwhile can help you erase not only the codes from the vehicle’s on-board computer, but also “Freeze Frame” data and manufacturer-specific enhanced data. Further, the I/M readiness monitor status for all vehicle monitors is reset to not ready or not Complete status.
• 🚗【Turn Off Check Engine Light】🚗Automotive code readers scanners can read and clear diagnostic trouble codes(DTCs), make sure your engine is in good condition, and turn off Check Engine Light when proper repair is done according to the DTC displayed on the back-lit screen. Get RD100 Help with All Your Car Engine Troubles!
• 🚗【Wide Vehicle Coverage】🚗The Romondes RD100 OBDII/EOBD Scanner is specially designed to work with all OBD II compliant vehicles, including those equipped with the next-generation protocol ——Control Area Network (CAN). It is required by EPA that all 1996 and newer vehicles (cars and light trucks) sold in the United States must be OBD II compliant and this includes all Domestic Asian and European vehicles.
• 🚗【More Function Choices】🚗Car diagnostic scanner with OBD II system, which can read codes, erase codes, view live data (The view data function allows viewing of live or real time PID data of vehicle’s computer module),view freeze frame data, retrieve I/M readiness status, O-xygen monitor test, on-board monitor test, component test, etc.
• 🚗【Support Languages & Warranty】🚗 The diagnostic scan tool for all vehicles support English, French, German, Dutch, Spanish, Russian, Portuguese. Package includes OBD II scanner and cable – Provides power to tool and communicates between tool and vehicle. Romondes warrants to its customers that this product will be free from all defects in materials and workmanship for a period of 1 year from the date of the original purchase, any problems welcome to contact us via support@romondestech.com.
• 🚗【Special Note】🚗The vehicle brand name or logo on the detail page is only to describe the product is compatible with one or more specific vehicles. We are not selling products manufactured/sold by all vehicles.

Features :

• 🎁 New Elite Version🎁 Easy to Use–Work out of Box🎁Function as LAUNCH CRP123E 🎁 Lifetime Update🎁 5 YEARS Back Up.
• [Engine/ABS/SRS/Transmission Diagnostic Tool]–The crp123 obd2 scanner is perfect balance of power and affordability, providing the ability to view preset, or user defined, live data streams for ENGINE, AT, ABS and SRS data, the ability to graph, record, replay and print data, read and resets codes for engine/abs/srs/transmission system.
• [Full OBDII Test Code Reader]–LAUNCH CRP123 scan tool supports all 10 modes of OBDII standard to ensure complete, accurate, system diagnosis. Read and Clear DTCs, do smog tests , I/M readiness and O2 sensor tests, Mode 06 EVAP system test, Mode 08 on-board test component test. And OBDII Code lookup tool and acronym database to assist and speed diagnosis and repair time.
• [4 in 1 Live Data Stream]–LAUNCH crp123 supports Generic OBDII Codes (P0, P2, P3 and U0); Manufacturer specific codes (P1, P3 and U1); Clear DTC codes and Turns off the MIL;Resets monitors; Provides Data Link Connector (DLC) location hints; Pending codes; Freeze frame data; Monitor and I/M readiness; Live PCM stream data; 4 IN 1 live data stream include the Engine Coolant Temperature, Long Short Fuel Trim, Throttle valve position,Fuel Tank Pressure,Engine RPM, Intake Ait Temperature and so on.
• [Extensive Vehicle Coverage + 9 Languages]–The LAUNCH CRP123 reads data from ENGINE, TRANSMISSION, ABS and SRS systems from Asian, US and European manufacturers. Coverage includes Suzuki, Honda, Mitsubishi, Nissan, Toyota, Mazda, Hyundai, Kia, Subaru, Infiniti, Lexus, Acura, Isuzu, Ford, GM, Chrysler, Benz, BMW, VW, Opel, Volvo, Fiat, Land Rover, Seat, Skoda, Audi, Porsche, Saab, Jaguar and many others. Support 9 different languages.
• [Worthy to Buy]–Compared to other automotive scanners priced between 50-200 dollars, LAUNCH CRP123 has the multiple advantages.With full OBDII functions, it also serves as an ABS&SRS&transmission scanner and engine checker. It can be used to check if your car is ready to pass the annual test through the I/M readiness menu, saving money and ensuring safety.Furthermore, it has various features, such as real-time data stream shown up, built-in DTC library, data record, playback and printing etc.
• [Intuitive and Time-saving]–When the warning light of the four systems abs/srs/ transmission/check engine flashes, you can do a fully scan and detection through our launch crp123 to quickly find the cause, and turn off the warning light for you after you repair, without taking the car to the dealer, saving you time and money.A super✅Check Car Engine Code Reader✅ABS Scanner✅SRS Scanner✅Transmission Scanner✅Car OBD2 Scanner✅Code Reader✅Diagnostic Scan Tool for All Cars.
• [Lifetime Update & 5 Years Back Up]–The LAUNCH CRP123 OBD2 scanner supports lifetime free software upgrade with the newest vehicle data and functions and keeps updating. We provides 5 Years Back Up, 60 Days No-Reason-asked Return for refund. And there is a 7/24 technical support. [Please Attention] 🚩If you encounter any issues about compatibility, register or update, please don’t hesitate to reach us. We will check it asap.✅Please Contact Get A Gift via 📩kingbolen05@hotmail.com 📩.

Features :

• 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.
• 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.
• LCD Display – Designed with a clear display LCD screen (128 x 64 pixels) – white backlight and contrast adjustment. No need any battery or charger, OBD reader gets the power directly from your vehicle through the OBDII Data Link Connector.
• 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.