10 Best Check Engine Light Reader

On the lookout for an outstanding best check engine light reader? Our expert team has combed through the market, carefully selecting and testing the best products available. We’ve put each best check engine light reader through a series of both practical and analytical tests to provide a comprehensive understanding of their capabilities and limitations.

Our detailed reviews delve into the critical components of each product. We assess the main features, overall performance, and cost-to-benefit ratio, aiming to offer you a well-rounded and unbiased perspective. Our selection focuses on crucial factors like Performance, Simplicity of Use, and Value. We cater to a range of individual preferences and financial situations, aiming to help you find the best check engine light reader that surpasses your expectations.

Editor’s Note: In March 2024, this review was updated with the latest market developments and additional product options, ensuring that our recommendations remain relevant and encompassing for your decision-making process.

Top Products for best check engine light reader

# Image Product Name Price
1 Autel MS300 OBD2 Scanner Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes, Check Emission Monitor Status CAN Diagnostic Scan Tool Autel MS300 OBD2 Scanner Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes, Check Emission Monitor Status CAN Diagnostic Scan Tool Buy Now – $15.99
2 ANCEL AD410 Enhanced OBD II Vehicle Code Reader Automotive OBD2 Scanner Auto Check Engine Light Scan Tool (Black/Yellow) ANCEL AD410 Enhanced OBD II Vehicle Code Reader Automotive OBD2 Scanner Auto Check Engine Light Scan Tool (Black/Yellow) Buy Now – $39.99
3 CGSULIT Car Code Reader SC301 OBD2 Scanner with Smog Check & Check Engine Light Reset, Read/Clear Error Code, Live Data, DTC Lookup, On-Board Monitor Test, Diagnostic Scan Tool for Cars After 1996 CGSULIT Car Code Reader SC301 OBD2 Scanner with Smog Check & Check Engine Light Reset, Read/Clear Error Code, Live Data, DTC Lookup, On-Board Monitor Test, Diagnostic Scan Tool for Cars After 1996 Buy Now – $49.90
4 A-Premium AD100 Universal OBD2 Scanner Diagnostic Tool, Car Code Reader OBDII/EOBD/CAN Scan Tool, Check Engine Light/Read Clear Fault Codes/Smog Check/Live Data Stream/Battery Test, For Car Since 1996 A-Premium AD100 Universal OBD2 Scanner Diagnostic Tool, Car Code Reader OBDII/EOBD/CAN Scan Tool, Check Engine Light/Read Clear Fault Codes/Smog Check/Live Data Stream/Battery Test, For Car Since 1996 Buy Now – $20.69
5 FOXWELL NT201 OBD2 Scanner Car Code Reader Check Engine Light Reader OBDII EOBD Car Computer Diagnostic Scan Tool Auto Fault Code Scanner for All Cars After 1996 FOXWELL NT201 OBD2 Scanner Car Code Reader Check Engine Light Reader OBDII EOBD Car Computer Diagnostic Scan Tool Auto Fault Code Scanner for All Cars After 1996 Buy Now – $49.98
6 FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light Buy Now – $69.99
7 Autel OBD2 Scanner MS309 Universal Car Engine Fault Code Reader, Check Engine Light and Emission Monitor Status, OBDII CAN Diagnostic Scan Tool Autel OBD2 Scanner MS309 Universal Car Engine Fault Code Reader, Check Engine Light and Emission Monitor Status, OBDII CAN Diagnostic Scan Tool Buy Now – $22.99
8 Exctool OBD2 Scanner Diagnostic Tool Car Check Engine Code Reader with Full OBD II Modes for All 1996+ Cars & Light Trucks Exctool OBD2 Scanner Diagnostic Tool Car Check Engine Code Reader with Full OBD II Modes for All 1996+ Cars & Light Trucks Buy Now – $32.99
9 VDIAGTOOL VD30 Enhanced OBD2 Scanner, Car Code Reader, Universal Check Engine Light Code Reader, Auto Diagnostic Tool for All OBDII Vehicles, Turn Off CEL, Read/Clear Codes, Live Data, Voltage Test VDIAGTOOL VD30 Enhanced OBD2 Scanner, Car Code Reader, Universal Check Engine Light Code Reader, Auto Diagnostic Tool for All OBDII Vehicles, Turn Off CEL, Read/Clear Codes, Live Data, Voltage Test Buy Now – $49.99
10 ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool-Black ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool-Black Buy Now – $25.99

1. Autel MS300 OBD2 Scanner Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes, Check Emission Monitor Status CAN Diagnostic Scan Tool

Autel MS300 OBD2 Scanner Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes, Check Emission Monitor Status CAN Diagnostic Scan Tool

Key Features:

  • 【For Car DIYers And Beginners】This plug-and-play Autel scanner MS300 can pay for itself in the first use. It communicates with vehicles through standard 16-PIN OBD2 cable and it’s powered by vehicle directly (no battery needed). It capable of scanning vehicle Diagnostic Trouble Codes (DTCs) in seconds to pinpoint emission-related issues. The little guy should be a member of your toolbox, always in your car and ready to be taken out and used.
  • 【Read Codes & Clear Codes In Seconds】Getting diagnostic codes(DTCs) should be the start of all repairs if you don’t want to be ripped off. You can use MS300 to read the codes in seconds and look them up to quickly locate the problem areas, then determine if you can do the repair yourself or go to a mechanic, and clear the codes to get everything back to normal.
  • 【Turn Off Check Engine Light】The check engine light is always annoying you, most of the time because of a little thing, isn’t it? Maybe it’s just a gas cap that’s not tightened but you paid hundreds of dollars for it? With Autel MS300 scan tool, you can read code to quickly find out why the check engine light is on and reset it.
  • 【Help You Pass Annual Smog Check】To pass annual smog check, you are better to make the OBD II Readiness Monitors on your car “Ready”. You don’t want to pay for a failed smoke check. MS300 OBD2 scanner can retrieve I/M Readiness status to check the monitors like misfire, fuel system, catalyst, O2 sensors, EVAP, etc, to help your car ready pass the annual smog check.
  • 【Works On 99% Vehicles & No-Worry Purchase】Autel MaxiScan MS300 car code reader supports all OBD2 protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM and CAN. It is compatible with 99% OBDII-Compliant vehicles, passenger cars or light trucks. For OBD2 cars, usually, post 1996 for US market, post 2006 for EU market and post 2009 for Asian market. It comes with a 12-month warranty and free lifetime technical support. If you need any technical support, please feel free to contact us.

Buy Now From Amazon – $15.99


2. ANCEL AD410 Enhanced OBD II Vehicle Code Reader Automotive OBD2 Scanner Auto Check Engine Light Scan Tool (Black/Yellow)

ANCEL AD410 Enhanced OBD II Vehicle Code Reader Automotive OBD2 Scanner Auto Check Engine Light Scan Tool (Black/Yellow)

Key Features:

  • WIDE COMPATIBILITY – Recommended by YouTube star Scotty Kilmer on his channel. Works on most vehicles sold in the U.S. with a model year of 1996 or newer; Supports all OBDII protocols: KWP2000, ISO9141, J1850 VPW, J1850 PWM and CAN (Controller Area Network); Displays in English, German, French, Spanish, Finnish, Dutch, Russian and Portuguese; Requires no battery or charger as the unit is powered directly from the OBDII Data Link Connector in the vehicle.
  • CRITICAL FUNCTIONALITY – Quickly reads and clears stored emissions-related codes, pending codes, and displays code definitions. Turns off the MIL (check engine light), helps reset the monitor before you take the car to smog, and lets you know what’s going on before you take the car in for repairs.
  • ENHANCED OBDII DIAGNOSTICS – Supports O2 sensor and EVAP (evaporative control) system test. The AD410 code scanner can be used to 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.
  • QVGA DISPLAY & NEW UI – The AD410 code reader is a greatly improved upgrade from simpler diagnostic tools. It features a 2. 4″ TFT true color display (262K) LCD for 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. No need to read the manual to know what to do, even for a beginner.
  • DIAGNOSTIC REPORTS & UPDATE – The Review & Print option allows you 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 then follow the on-screen instructions to install it.

Buy Now From Amazon – $39.99


3. CGSULIT Car Code Reader SC301 OBD2 Scanner with Smog Check & Check Engine Light Reset, Read/Clear Error Code, Live Data, DTC Lookup, On-Board Monitor Test, Diagnostic Scan Tool for Cars After 1996

CGSULIT Car Code Reader SC301 OBD2 Scanner with Smog Check & Check Engine Light Reset, Read/Clear Error Code, Live Data, DTC Lookup, On-Board Monitor Test, Diagnostic Scan Tool for Cars After 1996

Key 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

Buy Now From Amazon – $49.90


4. A-Premium AD100 Universal OBD2 Scanner Diagnostic Tool, Car Code Reader OBDII/EOBD/CAN Scan Tool, Check Engine Light/Read Clear Fault Codes/Smog Check/Live Data Stream/Battery Test, For Car Since 1996

A-Premium AD100 Universal OBD2 Scanner Diagnostic Tool, Car Code Reader OBDII/EOBD/CAN Scan Tool, Check Engine Light/Read Clear Fault Codes/Smog Check/Live Data Stream/Battery Test, For Car Since 1996

Key Features:

  • 🙂[Compact But Powerful]: A-premium AD100 is a powerful multi-functional check engine code reader, it brings together a variety of mainstream functions in one, can easily and efficiently check the cause of the check engine light on, but also can accurately read the fault code, and after you fix the problem, clear the fault code, let your car back to health. If you don’t understand the fault code, that’s OK! the car code reader has a built-in DTC library, with 100000 DTC data for you to look up
  • 🙂[Versatile Assistant]: This obd2 scanner also has many practical features that can help you effectively diagnose the specific cause of car failure, such as: view freeze frame, read data stream, show real-time curve (fuel system, engine speed, coolant temperature, load value …) , view car information, O2 sensor test, EVPA system test and etc. with these functions, you can quickly know whether the car is in a state of health, saving you precious time and much cost (pay to garages lol lol !!!)
  • 🙂[Useful I/M Readiness Test]: Still worried about your car passing sm-og check? And you don’t want to spend a lot of diagnostic money taking your car to local garages to checked it out. Don’t worry, AD100 code readers & scan tools built-in I/M monitor readiness function allows you to accurately read and obtain data (MIL, fuel system, misfire, catalyst…), and with this data, you can know if your car meets the check standards
  • 🙂[Simple But Useful – Battery Test]: This car diagnostic scanner has a battery test function, just sit in the driver’s seat, you can check the real-time voltage of the 12V battery, and confirm whether the current battery age is serious. With it, you don’t have to open the hood, and use battery voltage tester to check, so that you are more convenient. In the market, battery testing is only installed on more advanced scanner, but our team built it into the AD100 so that anyone can experience it
  • 🙂[Easy to Use]: The fixd car diagnostic tool has a 1.77-inch display and a 3.3-foot-long cable that allows you to see details in dim environment.The car scanner has an advanced 32bit cpu, which can easily deal with daily operation. The body shell is made of strong plastic, which will not be damaged if accidentally dropped to the ground, while ensuring the normal operation of the obd scanner.The appearance and buttons are all humanized, and the grip and operation are very comfortable
  • 🙂[Wide Fitment & OBD Protocols]: This car diagnostic scanner is widely fit for various models, such as: 1996-2024 north america cars, 2000-2024 europe cars, 2008-2024 asia cars (such as japan or Korea brands), but also includes 12V truck, SUV, MPV, sedan, etc. even if you have multiple cars of different brands or year, it can easily adapt. Supported OBD protocols: KWP2000, 15765-4 CAN, ISO9141-2, J1850 VPW, SAE J1850 PWM, are easily fit ford, chevy, GM, Toyota, Honda, dodge and other vehicles
  • 🙂[Travel Essential & Worth Having]: This automotive obd2 scanner is exquisite, the size is 2.7 x 2.3 x 5.3 in., does not occupy the space, can be easily put in the glove box or the truck bed. moreover, its operation is very easy, only need to insert the OBD2 interface, you can start to use. In daily work or travel, if there is an abnormal situation in the car, you can immediately do a quick and accurate diagnosis, let you roughly know what is the system problems, just like a personal doctor
  • 🙂[Important Note !!!!!]: ✔ For your driving safety, we strongly suggest that you repair the fault first, before clearing the fault code, otherwise the fault light will still light up again. ✔ this vehicle code reader for car is plug-and-play, because its operating system is very stable, and it will not be used after frequent upgrades like other obd2 scanner. ✔ this scanner for car does not support full electric cars (such as for tesla), because they do not have an engine to scan

Buy Now From Amazon – $20.69


5. FOXWELL NT201 OBD2 Scanner Car Code Reader Check Engine Light Reader OBDII EOBD Car Computer Diagnostic Scan Tool Auto Fault Code Scanner for All Cars After 1996

FOXWELL NT201 OBD2 Scanner Car Code Reader Check Engine Light Reader OBDII EOBD Car Computer Diagnostic Scan Tool Auto Fault Code Scanner for All Cars After 1996

Key Features:

  • [Easy to Use for Car Owners] – FOXWELL NT201 obd2 scanner is designed with car owners in mind, it is easier and more intuitive for those who may not have extensive automotive knowledge. It can help identify why the check engine light is on, read and clear engine fault codes, turn off the check engine light (MIL), and reset monitors.
  • [Accurate Diagnosis] – Quickly scan engine system in seconds, reading and clearing stored codes, pending codes, and permanent codes. With its built-in trouble code library, NT201 obd code reader provides immediate code definition, making it easier for users to understand the issues and potentially fix them like a professional mechanic.
  • [One-Key Emissions Test] – FOXWELL NT201 auto code scanner gives you the ability to get access to emission readiness status with just one single click. Provides unique visual & audible indicators during the car’s emissions test. The red-yellow-green LEDs and built-in speaker will indicate emissions monitor status in time. Now you can perform home emissions checks before a state inspection.
  • [Comprehensive OBDII Modes] – Equipped with full OBDII modes, the NT201 car scan tool supports O2 Sensor Test (Mode 5) and EVAP Test (Mode 8) on vehicles that use CAN protocol. It can be used to detect the oxygen content in exhaust gas, which is important for diagnosing and repairing engine performance issues. And let you initiate a leak of test for the car’s EVAP system.
  • [Wide Vehicle Coverage] – Works with all OBDII/EOBD compliant cars, light-duty trucks, SUVs, minivans, and hybrids sold worldwide. NT201 automotive scanner supports J1859-41.6, J1850-10.4, ISO9141, KWP2000 (ISO14230), and CAN (Control Area Network ISO11898). Comes with multilingual menu options in English, German, French, Spanish, etc. If you cannot confirm your car’s protocol before purchase, please contact us to check it.
  • [User-Friendly Design] – The NT201 car scanner is built to a very high build standard, and it comes with a bright and colorful 2.4″ TFT screen that can be seen clearly in all light levels. You can control the screen via several hotkeys, which are large enough to be used with gloves. It doesn’t require batteries or a charger, a real “plug and play” device that directly gets power from your vehicle’s OBDII interface.
  • [No Subscription Fees & Reliable Customer Service] – One purchase gives you all available functions of NT201 without any additional fees. FOXWELL provides lifetime free updates, you can upgrade the software via Windows 7/8/10 to keep your NT201 stay the latest software version.

Buy Now From Amazon – $49.98


6. FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

Key Features:

  • [Vehicle CEL Doctor] The NT301 obd2 scanner enables you to read DTCs, access to e-missions readiness status, turn off CEL(check engine light) or MIL, reset monitor, read live data and retrieve VIN of your vehicle.
  • [Accuracy & Streams] Live data graphing and logging. Accurately read error codes for most Worldwide cars, SUVs, light trucks and 12V diesels equipped with Obd2. Graphing live vehicle sensors data allows you to focus on any suspicious data and trend.
  • [Worthy to Own] Recommended by most professional mechanics on Youtube. Codes analysis and Printer compatible. Unique PATENTED design, 2.8″ color screen, F-ree Lifetime Update and 1-year seller assurance with EXCLUSIVE tech and service team.
  • [S-mog Check Helper] Read/Erase and I/M readiness hotkeys make it easy to use the car computer reader right out of the package. Red-Yellow-Green Leds and build-in speaker indicate the readiness status for confident e-missions test.
  • [Home Necessity] Open to global customers. No battery required, NT301 obd scanner is charged directly from the 16pin DLC in your vehicle. It is recommended as a necessity in your toolbox and great choice for Home and Autoshop Mechanics.

Buy Now From Amazon – $69.99


7. Autel OBD2 Scanner MS309 Universal Car Engine Fault Code Reader, Check Engine Light and Emission Monitor Status, OBDII CAN Diagnostic Scan Tool

Autel OBD2 Scanner MS309 Universal Car Engine Fault Code Reader, Check Engine Light and Emission Monitor Status, OBDII CAN Diagnostic Scan Tool

Key Features:

  • 🔥【On-Screen DTC Definition, Save Time & Easy To Use】Autel MS309 OBD2 code reader with UPGRADED CHIP to retrive and clear generic(P0, P2, P3 and U0), manufacturer-specific(P1, P3 and U1) and pending codes, and display DTCs(Diagnostic Trouble Codes) meanings under the codes based on the built-in database(more than 3000 codes). Don’t need to spend much time to search meanings on the internet. This advanced plug-and-play MS309 scanner saves you time – a must-have obd2 scanner for each car owner.
  • 🔥【Retrieve Freeze Frame Data &Vehicle info】The more specific the information available, the clearer the problem. The OBD2 scanner MS309 can retrieve freeze frame data, including important engine parameters like RPM, fuel pressure, fuel trim, engine coolant temperature, etc. Also it can retrieve Vehicle Information such as VIN number, Calibration ID(s), Calibration Verification Nos. (CVNs), etc, which is useful to check whether the ECU matches when you are buying a used car.
  • 🔥【Read Codes & Clear Codes】Knowing the codes in advance will brace you for the repair cost estimate so that you won’t be fooled and get overcharged by the repair shop.This Autel MaxiScan MS309 obd2 scanner scans OBD2-compliant vehicle Diagnostic Trouble Codes (DTCs) in seconds to pinpoint emission-related issues. The little guy can do many basic but necessary works: read/clear codes, view DTC definition, turn off check engine light, check I/M Readiness status, retrieve freeze frame data and vehicle info.
  • 🔥【Turn Off Check Engine Light】When your car detects an emission related problem, Check Engine Light will be turned on. Do you want to spend hundreds of dollars to turn off this light every time, maybe it’s just a gas cap that’s not tightened or needs to change bad parts like spark plugs and ignition coils? With Autel MS309 scan tool, you can read code to quickly find out why the check engine light is on and reset it.
  • 🔥【Ready For Annual Smog Check】If the OBD II Readiness Monitors on your car are not “Ready”, your car may fail the smog check. MS309 OBD2 scanner can retrieve I/M Readiness status to check the monitors like misfire monitor, fuel system monitor, comprehensive components monitor, catalyst monitor, O2 sensors, EVAP, etc, to help your car ready pass the annual smog check. That way you won’t waste time and money on a failed smoke check.
  • 🔥【Works on 99% Vehicles】Autel 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 99% OBDII-Compliant vehicles, passenger cars or light trucks. For OBD2 cars, usually, post 1996 for US market, post 2006 for EU market and post 2009 for Asian market.
  • 🔥【No-Worry Purchase】Automotive OBDII scan tool MS309 comes with a 12-month warranty and free lifetime technical support. If you need any technical support, please feel free to contact us at 📞autelofficial @ outlook . com📞. NOTE: It does not support the full engine system, if need, pls consider ML629/ MK808BT, etc.

Buy Now From Amazon – $22.99


8. Exctool OBD2 Scanner Diagnostic Tool Car Check Engine Code Reader with Full OBD II Modes for All 1996+ Cars & Light Trucks

Exctool OBD2 Scanner Diagnostic Tool Car Check Engine Code Reader with Full OBD II Modes for All 1996+ Cars & Light Trucks

Key Features:

  • Read & Reset CEL: the ET331 obd2 scanner diagnostic tool enables you to quickly check your car when the check engine light (CEL, MIL or SES) turns on: read generic and manufacturer-specific error codes (DTCs) with the definitions along with freeze frame and other diagnostic data. You can then fix simple problems or take the car to a mechanic in confidence.
  • Full OBD2 Functions: with support for full 10 OBDII modes, you can read: pending, stored and permanent DTCs; real-time sensor data (SAE standard PIDs) in chart or graphic; Evaporation check; O2 sensor & on-board monitor test results; and VIN reading.
  • Universal Vehicle Coverage: Works with all vehicles that are OBD2 / EOBD compliant (cars and light trucks made since year 1996 in the US, 1998 in Canada, 2001 gas & 2004 diesel in UK & EU, etc.). It provides accurate and fast diagnosis for worldwide car owners. Supports all OBD II protocols: KWP2000, ISO9141, J1850 VPW, J1850 PWM, and CAN.
  • More Versatile & Practical: It features a built-in DTC database with more than 35,000 DTCs (compared to normal 3000+ DTCs in basic OBD2 readers), 10 language options, and three LED indicator lights for DTC and connection status. It can even check current battery voltage so you can quickly know your battery status.
  • Easy To Use: plug & play, powered by OBD II port directly, portable design with anti-slip protective sleeve; 2.8’’ clear color display with contrast adjustment & color scheme selection. Supports DTCs & live data review & print, and free update via Windows PC. Comes with 2-year Replacement Warranty against defect.
  • NOTE: Does not work with hybrid or electric vehicles. Does not read non-OBD II systems like ABS, airbag, TPMS, etc.

Buy Now From Amazon – $32.99


9. VDIAGTOOL VD30 Enhanced OBD2 Scanner, Car Code Reader, Universal Check Engine Light Code Reader, Auto Diagnostic Tool for All OBDII Vehicles, Turn Off CEL, Read/Clear Codes, Live Data, Voltage Test

VDIAGTOOL VD30 Enhanced OBD2 Scanner, Car Code Reader, Universal Check Engine Light Code Reader, Auto Diagnostic Tool for All OBDII Vehicles, Turn Off CEL, Read/Clear Codes, Live Data, Voltage Test

Key Features:

  • 🚕【2024 NEWEST ENHANCED OBDII SCANNER DIAGNOSTIC TOOL】VDIAGTOOL VD30 performs all 10 OBD2 tests: ✅Turn off Check Engine Light(CEL) ✅Read/Clear Fault Codes ✅Live Data(4-In-1 Graphing) ✅Freeze Frame ✅One-Click I/M Readin~ess(Smo~g Check) ✅On-Board Monitor Test(Mode $06) ✅Component Test ✅O2 Sensor Test ✅Vehicle Info ✅Module Present and useful features like ✅Voltage Test ✅DTC Lookup ✅Data Playback & Printing. Get this car code reader today and save your time and costly trip to a dealership!
  • 🚕【TURN OFF CHECK ENGINE LIGHT】VD30 check engine light code reader with reset can scan various cars’ engine or powertrain module to pull obdii fault codes and view various sensors’ PID data in text or 4-in-1 graphing including misfire, o2 sensor, long/short term fuel trims, engine rpm/load/ coolant temp, mass air flow, throttle position, intake air temp, open/close loop status and help you figure out why the check engine warning light(CEL) is on and never again get ripped off by a repair shop!
  • 🚕【ONE-CLICK SMO~G CHECK】 VDIAGTOOL VD30 OBD2 scanner code reader features One-Click I/M Readin~ess hot key that shows various sensor ready status on a single screen and help you keep the engin~e in good conditions, and get the vehicle ready for the annual smo~g check.
  • 🚕【UNMATCHED VEHICLE COMPATIBILITY】 VDIAGTOOL VD30 universal obd2 scanner is compatible with all OBDII protocols including J1850 PWM, J1850 VPW, ISO9141-2, KWP2000, and CAN. This obd2 code reader can scan and work on most American, European and Asian auto makers sold in the US post 1996 that are OBDII compliant and uses 12 volts, including sedans, light duty trucks, SUVs, mini vans, etc.
  • 🚕【DTC LOOKUP+VOLTAGE TEST+DATA REVIEW, PLAYBACK & PRINTING】VDIAGTOOL VD30 auto scanner comes with 10,000+ built-in DTC library that shows brief fault code definitions right on the display. This scanner for car comes with voltage test feature to check real-time battery voltage and no more voltage too low to start the car again. Data Review & Playback and Printing features allow you to review the recorded live data, play it back or print it out to share with your mechanic or customer.
  • 🚕【EASY TO USE, PLUG & PLAY, NO BATTERY NEEDED】With 2.8” large display, red-yellow-green LEDs to show car issue severeness, read/clear code, readine~ss status and one-click reset hotkeys, VD30 car diagnostic scanner for all cars is an easy to use, plug & play style auto diagnostic tool for car repair do-it-yourselfers, home mechanics, shade-tree mechanics, backyard mechanics, weekend mechanics, mechanic students and retired mechanics. Powered by the OBDII port, no battery or charger is required!
  • 🚕【3 YEARS WARRANTY, LIFETIME FREE UPDATES & 24/7 TECH SUPPORT】VDIAGTOOL VD30 car code reader automotive diagnostic tool comes with 3 years warranty, lifetime free software updates through connecting to windows PC using the USB cable included, and 24/7 tech support. For any questions or concerns, feel free to drop us a message through vdiagtool2 @ outl ook c om.

Buy Now From Amazon – $49.99


10. ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool-Black

ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool-Black

Key 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.

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Essential Buyer’s Guide for Selecting the Perfect best check engine light reader

Identify Your Requirements

Pinpoint what you specifically need from the best check engine light reader. Understand the features and functionalities that are most critical for your use-case to narrow down your choices.

Inspect Product Quality

Always prioritize the quality of the best check engine light reader. High-quality items tend to last longer and provide better performance. Look for products with strong materials, good build quality, and positive user feedback.

Assess Brand Reputation

The brand’s history can tell you a lot about the quality and reliability of the best check engine light reader. A reputable brand usually guarantees a certain level of quality and customer service.

Vendor Credibility

Consider the credibility of the seller or manufacturer. A reputable vendor or manufacturer often correlates with better customer service and product reliability.

User Reviews and Ratings

Take the time to read through user reviews and ratings. They offer valuable insights into how the best check engine light reader performs in real-world scenarios and can highlight any potential issues.

Longevity and Maintenance

Consider how long the best check engine light reader lasts under normal use. A product that requires less maintenance and is more durable is typically a better investment.

Usability and Convenience

Ensure the best check engine light reader is easy to use and fits comfortably into your routine or lifestyle. User-friendly products enhance your experience and are more likely to satisfy your needs.

Compare Price to Value

Evaluate if the best check engine light reader’s price is reflective of its value. Sometimes paying a little extra upfront can save you money in the long run due to better quality or features.

Product Availability

Check the availability of the best check engine light reader. Products that are easily accessible tend to have better after-sales support and availability of parts or accessories.

Comprehensive Comparison

Compare different best check engine light reader products against each other. Look at each option’s features, benefits, and drawbacks to make an informed decision.

Warranty and After-Sales Support

A solid warranty and reliable customer support can greatly enhance your experience with the best check engine light reader. These factors can also provide peace of mind and save costs in the future.

Stay Updated

The market is always evolving. Keep an eye on new releases and developments to ensure you choose a best check engine light reader that remains relevant and up to date.

Make Your Final Choice

After thorough consideration, choose the best check engine light reader that best meets your criteria and expectations, balancing all factors like quality, usability, and cost.

Our reviews and guides are meticulously curated to assist you in navigating the selection process, helping you make a choice that’s both satisfying and well-informed.


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