Best Check Engine Code Reader (2024 Update)

The CEL Doctor presents the ANCEL AD310, a top-selling OBD II scanner that comes highly recommended by YouTuber and expert auto mechanic, Scotty Kilmer. This device offers an easy and efficient way to determine the cause of a check engine light and provides a range of features to help diagnose and fix car issues without needing to visit a mechanic.

The AD310 scanner is sturdy and compact, making it a reliable and portable tool to have on hand. It features a 2.5-foot cable made of thick, flexible insulation, ensuring durability and preventing accidental drops. The device itself is well-constructed with a sleek design, weighing only 12 ounces and measuring 8.9 x 6.9 x 1.4 inches. The buttons are clearly labeled and the large screen displays results in a clear and easy-to-read format.

Accuracy, speed, and ease of use are key features of the AD310 scanner. It provides fast and accurate results, allowing you or your mechanic to quickly diagnose any engine trouble codes. The device reads and clears diagnostic trouble codes in seconds, making it a time-saving tool for anyone who wants to identify and fix car issues promptly. Additionally, it does not require batteries or a charger, as it receives power directly from the OBDII Data Link Connector in your vehicle.

The AD310 scanner supports all OBDII protocols, including KWP2000, J1850 VPW, ISO9141, J1850 PWM, and CAN. This compatibility makes it a versatile tool suitable for 1996 US-based, 2000 EU-based and Asian cars, light trucks, SUVs, as well as newer OBD2 and CAN vehicles both domestic and foreign. It is important to check compatibility with your vehicle model before purchasing this device.

The ANCEL AD310 is a valuable tool to have at home or while traveling. Its lightweight and compact design make it easy to transport, and it is a reliable and efficient device for anyone who needs a code reader to check their car. It is a cost-effective alternative to visiting a mechanic for basic diagnostics and a must-have for anyone who wants to maintain their vehicle's health and performance.

It is important to note that any car logos or brands mentioned in the product description are solely used to describe the device's compatibility with your vehicle and that the CEL Doctor is not selling products manufactured/sold by any related car brand.

Looking for a reliable and affordable diagnostic tool to help diagnose and fix issues with your vehicle? Look no further than the Launch CRP123 OBD2 Scanner. This powerful tool is the perfect balance of power and affordability, providing a wide range of features and functions to help you quickly and easily diagnose problems with your vehicle.

Whether you're looking to view preset or user-defined live data streams for engine, transmission, ABS, and SRS data, record and replay data, or read and reset codes for engine/ABS/SRS/transmission systems, the Launch CRP123 has you covered. With support for all 10 modes of OBDII standard, this scanner ensures complete and accurate system diagnosis every time.

Other key features of the Launch CRP123 include live data stream support, advanced OBDII scanning capabilities, and lifetime free updates to keep your scanner up-to-date and ready to diagnose any issues that arise. With extensive vehicle coverage for Asian, US, and European manufacturers, including major brands such as Suzuki, Honda, Mitsubishi, Nissan, Toyota, and many others, you can be sure that you're getting a powerful and reliable diagnostic tool that will help you keep your vehicle running smoothly.

The Launch CRP123 also comes with a 5-year warranty for any quality problems, giving you peace of mind and ensuring that you're getting a high-quality product that will last for years to come. So why wait? Contact the seller today to get your free gift and start diagnosing and fixing issues with your vehicle like a pro!

The FOXWELL OBD2 scanner NT201 is the perfect tool for car owners who want to avoid costly trips to the mechanic. This powerful automotive code reader is capable of scanning trouble codes, providing users with a clear understanding of what's wrong with their car. With the ability to clear fault codes and turn off the check engine light, the Foxwell NT201 is a must-have for any car owner who wants to take control of their vehicle's maintenance.

The FOXWELL NT201 scanner is incredibly user-friendly, with a plug-and-play design that makes it easy to use right out of the box. Its one-click I/M readiness function is particularly useful for those looking to quickly confirm if their car can pass the e-mission test. The Red-Yellow-Green LEDs and built-in speaker provide a clear visual and audible indication of the vehicle's readiness for the smog test, making it a valuable tool to have before an annual inspection.

Equipped with full 10 modes obdii diagnostic functions, the Foxwell NT201 code reader can read and erase fault codes and stored codes, making it ideal for professional use. It also shows I/M readiness, freeze frame data, displays live data in text and graph format, retrieves auto VIN, reviews the recorded DTC, and EVAP Test (Mode 8), On-board Monitoring (Mode 6). All these powerful features are designed to protect your car and keep it running smoothly.

The engine code reader also features live data in graph form, allowing users to diagnose misfires and monitor real-time streaming data such as Engine Coolant Temperature, Short Term Fuel Trim, Long Term Fuel Trim, Engine RPM, and more. It's a powerful tool for those who want to take control of their vehicle's maintenance and keep it running smoothly.

The FOXWELL OBD2 scanner NT201 has wide vehicle coverage, working on USA and import vehicles, such as light-duty trucks (12v only), SUVs, and mini-vans with standard OBD2/ EOBD/ JOBD & CAN protocol. It's compatible with European vehicles from 2000, American ones from 1996, and Asian from 2008. Car compatibility may vary, but the Foxwell team is always available to provide support via Amazon.

The NT201 Foxwell OBD II scanner is reliable and easy to use, with no need for registration or updates. It gets power directly from the OBD2 interface in your vehicle and has a multilingual menu that supports English, Spanish, and more. Plus, it offers lifetime FREE upgrades via Windows 7/8/10 to keep you current with the latest diagnosis developments.

Please note that the logo and brand name of any car brand appearing on the detail page are only to describe the item's compatibility with these car brands. Foxwell is not selling products manufactured/sold by these car brands. Overall, the FOXWELL NT201 OBD2 scanner is a reliable and powerful tool that any car owner can benefit from. It's a great gift idea for friends, husbands, and family members who want to take control of their vehicle's maintenance.

The AD410 OBDII code scanner is a highly recommended tool by YouTube sensation, Scotty Kilmer, for its wide compatibility with most vehicles sold in the U.S. with a model year of 1996 or newer. It supports all OBDII protocols, including KWP2000, ISO9141, J1850 VPW, J1850 PWM, and CAN (Controller Area Network), and can display in English, German, French, Spanish, Finnish, Dutch, Russian, and Portuguese. The best part is that it requires no battery or charger as it is powered directly from the OBDII Data Link Connector in the vehicle.

The AD410 code scanner's critical functionality lies in its ability to quickly read and clear stored emissions-related codes, pending codes, and display code definitions. It can turn off the MIL (check engine light), reset the monitor before taking the car to smog, and let you know what's going on before taking the car in for repairs.

The AD410 also features enhanced OBDII diagnostics that support O2 sensor and EVAP (evaporative control) system tests. It can initiate a leak test of a vehicle's EVAP system by monitoring the integrity of the fuel tank system. The O2 sensor test is used to monitor and adjust the air/fuel mixture, which can identify and correct problems related to fuel efficiency and vehicle emissions.

The AD410 code reader boasts a QVGA display and a new UI that is a great upgrade from simpler diagnostic tools. Its 2.4" TFT true color display (262K) LCD provides clear viewing of test results. With the clear design UI, users can easily access setup, OBDII diagnostics, I/M readiness, and DTC search and check. Even beginners won't have to read the manual to know what to do.

The AD410 also offers diagnostic reports and updates. The Review & Print option allows users to save or print diagnostic reports as needed. The ANCEL brand offers lifetime free software updates for this unit to fix the latest bugs or add new parameters. Simply download the software from the ANCEL website and follow the on-screen instructions to install it.

The Autel MaxiScan MS300 is a plug-and-play scanner that is perfect for both car DIYers and beginners. It is capable of communicating with vehicles through the standard 16-pin OBD2 cable and is powered directly by the vehicle, so no battery is required. This little scanner can quickly scan vehicle Diagnostic Trouble Codes (DTCs) in seconds to pinpoint any emission-related issues. It is a must-have tool for any toolbox and should always be in your car, ready to be used at any time.

The Autel MaxiScan MS300 is designed to read and clear diagnostic codes in seconds. Getting diagnostic codes (DTCs) should be the first step in any repair process to avoid being ripped off. The MS300 can read the codes in seconds and look them up to quickly locate the problem areas. This allows you to determine if you can do the repair yourself or if you need to go to a mechanic. Once the repairs are done, you can easily clear the codes to get everything back to normal.

The check engine light can be a constant annoyance for many drivers, especially when it comes on for a minor issue. With the Autel MaxiScan MS300, you can quickly read the code to find out why the check engine light is on and reset it. This saves you time and money, as you won't have to pay hundreds of dollars for a simple fix like a loose gas cap.

To pass your annual smog check, it is important to make sure that the OBD II Readiness Monitors on your car are "Ready." The MS300 OBD2 scanner can retrieve I/M Readiness status to check the monitors like misfire, fuel system, catalyst, O2 sensors, EVAP, etc. This helps your car get ready to pass the annual smog check with ease.

The Autel MaxiScan MS300 is compatible with 99% of OBDII-compliant vehicles, including passenger cars and light trucks. It supports all OBD2 protocols, including KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM, and CAN. For OBD2 cars, it is compatible with vehicles post-1996 for the US market, post-2006 for the EU market, and post-2009 for the Asian market. The scanner comes with a 12-month warranty and free lifetime technical support. If you need any technical support, the Autel team is always ready to help.

The AUTOPHIX OM126P is a powerful and reliable car diagnostic tool that is designed to help car owners and mechanics diagnose vehicle issues quickly and easily. With 14 special functions built-in, this car reader can 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.

This professional checking car engine tool 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.

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 speed etc. It 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.

This car diagnostic tool is equipped with a 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.

The OM126P works on all after 1996 and newer vehicle models in the USA(OBD II&CAN) or other imported vehicles. It can quickly read and erase the DTC on all OBD II protocols vehicles: CAN, J1850 PWM, J1850 VPW, ISO9141 and KWP2000 and supports 10 languages: English, French, Spanish, German, Russian, Italian, Finnish, Portuguese, Polish, Dutch, which make it easy to use for people from different countries.

This diagnostic scan tool is designed with a unique black shell grip that gives a firm and secure user experience. The compact appearance design makes it easy to keep in your rig or in a toolbox drawer. The hard rubberized feel skin lets this scanning tool feel more textured. All these features make the AUTOPHIX OM126P stand out among other obd car code readers.

This OBDII diagnostic scan tool provides a 5-year warranty and 60-DAY FREE returns for refund or replacement. It is a plug & play device, with no battery or charger required. The OM126P 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 the manufacturer.

The Pro OBD2 Scanner, also known as BlueDriver, is a top-of-the-line diagnostic tool that allows users to scan and understand their vehicles like a professional mechanic. With the ability to read and clear trouble codes and check engine lights, BlueDriver provides enhanced vehicle diagnostics that are normally only available to mechanics through their OBD2 scan tools.

In addition to ABS, Airbag, SRS, and TPMS codes, BlueDriver also provides unlimited specific repair reports for virtually every make and model of vehicle. These reports contain possible causes, reported fixes, and other valuable information that can help users get the right fix for their vehicle.

One of the standout features of BlueDriver is its wireless and Bluetooth-enabled connectivity. Users can connect to the tool via their phone or tablet, and a sensor that plugs into their car's OBDII port. This means that users can get all of the capabilities of an expensive code reader and scan tool without dealing with annoying wires.

BlueDriver also boasts a user-friendly app that connects users to a large database of repair videos with step-by-step directions for repairs. The app is compatible with both iOS and Android devices and is designed to be intuitive and easy to use.

Unlike many OBDII scanners, BlueDriver can stay connected to a vehicle even as the user drives, allowing them to monitor their car's health in real-time. The tool also comes with unmatched support, including 24/7 access to professional technicians via phone or in-app chat.

Users will appreciate that there are no subscription fees or add-ons with BlueDriver. Everything they need is included in one purchase, with no hidden costs or in-app fees. Overall, the Pro OBD2 Scanner (BlueDriver) is an excellent investment for anyone who wants to take control of their vehicle's diagnostics and repairs.

The ANCEL FX2000 is an innovative diagnostic tool designed to provide accurate and reliable readings for your vehicle. The scanner is user-friendly, compact, and designed to be easy to use even for beginners. With a few simple steps, you can connect the tool to your car and start diagnosing any faults or problems.

The FX2000 is equipped with a one-key diagnosis function that automatically identifies the model and year of your car and diagnoses it automatically. This feature eliminates the need for complicated operations, making it easy to use for even beginners. The tool also reads current, permanent, and pending codes, allowing you to quickly determine the cause of engine system faults. The codes can be cleared and the warning light turned off after repairs have been made, saving you time and money on maintenance.

The diagnostic tool also displays important OBD II advanced data such as fuel, live data, and other manufacturer-specific parameters in real-time. This allows you to ensure that the engine ECU is operating safely and correctly, providing you with accurate and reliable readings.

The ANCEL FX2000 also includes a transmission fault diagnostic feature that reads fault codes and displays live transmission system data. This feature ensures that the transmission performance is optimal for vehicle speed and load. The tool provides detailed TCM data of the vehicle, enabling you to quickly and accurately find existing or potential problems.

The tool is also able to read and clear fault codes in the SRS (airbag) and turn off the warning light to ensure that the system is working correctly and safely. It displays a live graphical data stream of the supplemental restraint system (airbag), allowing you to analyze and verify that the airbag system is working properly.

The FX2000 is compatible with over 60 different makes of cars and more than 10,000 different types of vehicles, including most US vehicles from 1996 onwards, EU vehicles from 2002 onwards, and Asian vehicles from 2005 onwards. However, compatibility may vary depending on the year and model, so it's best to confirm with the Q&A section or the manufacturer.

In addition, the ANCEL FX2000 is designed to provide an excellent experience for both DIYers and mechanics. The user-friendly interface, compact design, and affordable price make it an ideal tool for both beginners and professionals. The device displays test results on a 3.5" TFT 262K true color display LCD, and the data is very easy to understand. With the help of the graphical display, data logging, and DTC tips and repeats, users can determine the cause of a variety of trouble codes much faster.

Finally, the ANCEL FX2000 comes with a lifetime free software upgrade, new parameters, functions, and the latest vehicle data are constantly updated via the USB2 port over the internet, providing you with peace of mind. The manufacturer also provides a 5-year warranty and a 60-day no-reason-asked return for a refund. Plus, there is also a 7/24 technical support service available to help you with any questions or concerns you may have.

The NT301 OBD2 scanner is a reliable and efficient tool that helps vehicle owners diagnose and troubleshoot issues with their cars. With its advanced features, users can easily access their car's emissions readiness status, read and reset DTCs, turn off CEL or MIL, retrieve VIN, and read live data. The scanner is compatible with most worldwide cars, SUVs, light trucks, and 12V diesels equipped with OBD2.

The device's live data graphing and logging features provide accurate readings of error codes, allowing users to focus on any suspicious data and trends. The NT301 is recommended by Mechanic Scotty Kilmer on YouTube, and it comes with a unique PATENTED design, a 2.8" color screen, free lifetime updates, and a 1-year seller assurance with an EXCLUSIVE tech and service team.

The NT301 OBD2 scanner is a helpful tool for smog checks. Its read/erase and I/M readiness hotkeys make it easy to use right out of the package. The device's red-yellow-green LEDs and built-in speaker indicate the readiness status for a confident emissions test.

This scanner is a must-have for both home and auto shop mechanics. The device is open to global customers and requires no battery. It can be charged directly from the 16pin DLC in your vehicle.

It is important to note that if you are not pleased with your NT301 and choose to return it, please mark it as unsellable to prevent it from being resold to other customers.

Additionally, the NT301 car scanner does not require registration or updates as it is already the latest version. The device's screen comes with a tightly-fitting screen protector. If any scratches are found, simply tear off the screen protector from the upper left or upper right corner.

The FIXD car scanner and OBD2 app is an easy-to-use tool that can translate over 7000 engine fault codes into plain English on your phone. With a wireless Bluetooth connection, the FIXD scanner can be set up in minutes, even with no car knowledge required.

This tool helps beginners and experienced car owners alike to find out what the check engine light means, how serious it is, and possible fixes before going to the repair shop. With the FIXD OBD2 scanner and app, you can even clear the check engine light, saving time and money.

The FIXD car scanner and OBD2 app also provides helpful how-to guides and video tutorials, making DIY repairs possible and helping you save money on car repair. This tool is compatible with all gas-powered vehicles made in 1996 or newer and all diesel vehicles 2008 or newer, making it a perfect diagnostic scan tool for a wide range of vehicles. It is compatible with iPhone, iPad, and Android devices.

One of the unique features of the FIXD car scanner and OBD2 app is that it tracks maintenance and wear items, notifying you when your car is due for service. This helps you to save money and avoid rip-offs at the repair shop.

By connecting one or more FIXD OBD code readers to your vehicles, you can monitor the health of your whole fleet from one account. This tool also allows you to see battery voltage, get notified about car problems, schedule service appointments, and more from your iPhone or Android device.

The FIXD car scanner and OBD2 app is more than just a diagnostic tool. It allows you to view live car data, monitoring the health of your vehicle in real time. You can see O2 sensor voltage, vehicle speed, fuel trims, and more on your phone, for a fraction of the cost of an expensive OBD scanner.

For FIXD Premium members, there are even more benefits. Premium members can talk to a certified mechanic about car care questions and DIY repairs, get guaranteed cost estimates for repairs, and much more. This subscription is optional and not required to use the OBD2 scanner or free app.