The Best Engine Code Reader of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Engine Code Reader of 2022. Check our ranking below.

2,018 (random) Reviews Scanned

SaleRank No. #1

MOTOPOWER MP69033 Car OBD2 Scanner Code Reader Engine Fault Scanner CAN Diagnostic Scan Tool for All OBD II Protocol Cars Since 1996, Yellow

Multi-Functions - It's a practical multi-function OBD2 code reader which helps you determine the cause of the check engine light coming on, quickly read and remove 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. Wide Compatibility - Supports 9 protocols compatible with most 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. It can also be used for some motorcycle OBD2 system diagnosis. (Note: an additional specific adapter cable is needed. not included with this device) 2.8" LCD Display & Multi-language - Designed with a clear 2.8" 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. It also supports 6 languages - English,German, Dutch, Spanish, French and Italian. This scanner is enjoyed and highly recommended by the customers worldwide. Compact Design & Easy to Use - It weighs about 12 ounces and measures 6 x 2.75 x 0.9 inches. Equiped with a 2.5 feet long heavy duty cable and the standard 16-PIN OBD connector. 6 buttons for quick operation. The plug and play design makes it user-friendly. Even if you don't have much technical knowledge, you can operate it without any hassle. "Accurate & Fast - Different with other similar scanners, the MP69033 scanner use the brand new ARM micro processor to make sure the ultra high accuracy and fast speed. With the excellent performance of the micro processor, the detailed real-time engine data can be detected and displayed on the screen in seconds. Get codes, fix the problem and turn off the CEL. If you just need a code reader to check your car, it's definitely an affordable and reliable tool.

Rank No. #2

ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)

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 mechanic tool 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.

Rank No. #3

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

[Vehicle CEL Doctor] The NT301 obd2 scanner enables you to read DTCs, access to I/M readiness status, figure out the root reason of check engine light or MIL turned on, monitor sensors test, read live data and retrieve VIN of your vehicle. The fault code only can be cleared after repair finished by NT301, as like all the obd2 code readers' working principle
[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 and 1-year seller assurance with EXCLUSIVE tech and service team. Plug & Play, no need to update before using. Available to windows system. NOT support ios and Mac
[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. This scanner for car only supports to read the fault code of engine system, not support ABS or SRS

SaleRank No. #4

Zmoon OBD2 Scanner Diagnostic Tool, Vehicle Check Engine Code Readers with Reset & I/M Readiness & More, Car OBDII/EOBD Diagnostic Scan Tool for All Vehicles After 1996

Car Diagnostic Scanner with Full OBD/EOBD Function: Read codes and clear codes, 10000+ fault 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 cars after 1996 and newer American/European/Asian cars, 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 reader 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.
10,000 DTC Lookup: Built-in 10,000 DTCs, the old model obd2 usually only have 3,000 DTC. So the V317 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.

Rank No. #5

OBD2 Scanner Ease Setup Plug-Play: Clear Reset Engine Error Code Professional Code Reader Diagnostic Scan Tools with Freeze Frame/I/M Readiness for All Cars Since 1996 & Newer - LK11

EASY TO USE & PLUG AND PLAY DESIGN: This OBD2 scanner is designed for ease of use. Simply plug it into your car’s OBDII port for instant diagnostics, no technical knowledge required. Perfect for DIY enthusiasts, mechanics, and anyone who wants quick, reliable engine code checks
COMPREHENSIVE CAR DIAGNOSTICS: Retrieve and clear engine fault codes, view live data, and analyze freeze frame information to monitor your car’s health. This diagnostic tool saves you the hassle and expense of mechanic visits, providing accurate insights into your vehicle’s condition
KEEPS YOUR ENGINE RUNNING SMOOTHLY: Maintain your engine’s performance by quickly detecting issues with engine fault codes. This tool helps prevent major repairs by resolving problems early, saving both time and money. Ideal for preventative maintenance and efficient troubleshooting
FIRST CHOICE FOR DIY & PROFESSIONAL MECHANICS: No automotive knowledge required! Easily use this scanner to identify and clear check engine light issues, empowering both DIYers and mechanics to resolve problems instantly. Ideal for those seeking fast, effective diagnostics
ADVANCED MULTI-FUNCTIONALITY: Retrieve detailed vehicle information like VIN, Calibration ID, and CVN. Supports I/M readiness, engine coolant temperature, vehicle speed, and more, giving you complete control over your car’s diagnostics. Perfect for professional-level checks

SaleRank No. #6

ANCEL AD410 Enhanced OBD2 Scanner, Vehicle Code Reader for Check Engine Light, Automotive OBD II Scanner Fault Diagnosis, OBDII Scan Tool for All OBDII Cars 1996+, Black/Yellow

WIDE COMPATIBILITY – Trusted by YouTube Star Scotty Kilmer. The AD410 OBD2 Scanner supports all 16PIN vehicles that comply with the OBDII protocol, including KWP2000, ISO9141, J1850 VPW, J1850 PWM, and CAN. This OBD2 code scanner compatible with 1996 US-based, 2000 EU-based and Asian cars, light trucks, SUVs, as well as newer OBD2 and CAN vehicles. Multilingual support (English, German, French, Spanish, etc.), this car code reader is ideal for international users. Check compatibility with your vehicle model before purchasing. !!! Powered directly from your vehicle's OBDII connector, this diagnostic tool doesn' t need a battery or charger.
CRITICAL FUNCTIONALITY – Quickly Read & Clear Fault Codes. The AD410 obd2 scanner diagnostic tool quickly reads and clears stored emissions-related codes, pending codes, and provides code definitions. With over 42,000 built-in DTC lookups, you can easily identify faults without the need for Google searches. Reset the MIL, check monitor readiness before smog tests, and understand your vehicle's health before costly repairs. !!! Note: Fault codes can be cleared after resolving the underlying issue, the code reader itself does not have a reset function.
ENHANCED OBDII DIAGNOSTICS – Comprehensive System Testing. This engine obd2 scanner diagnostic tool offers advanced diagnostics, including testing of O2 sensors and EVAP systems. Perform a leak test on your vehicle's EVAP system and monitor the fuel tank's integrity. The O2 sensor test helps fine-tune the air/fuel mixture, improving fuel efficiency and reducing emissions—saving you money at the pump and reducing your car's environmental impact. !!! Note: The AD410 is only an engine code reader, it DOESN'T support other systems such as ABS, SRS, Transmission and others.
QVGA DISPLAY & NEW UI – Easy-to-Use, User-Friendly Interface. The AD410 scanner for car boasts a 2.4 TFT true-color LCD display (262K) for clear, easy-to-read results. With an intuitive UI design, you can quickly access OBDII diagnostics, I/M readiness checks, DTC search, and setup options. No need to read a manual—this user-friendly auto diagnostic code scanner is perfect for beginners, mechanic and seasoned users alike.
DIAGNOSTIC REPORTS & FREE LIFETIME UPDATES. The AD410 car scanner reader allows you to review, save, or print detailed diagnostic trouble code reports. Plus, with lifetime free software updates, you’ll always have the latest features and bug fixes. Simply download the updates from the ANCEL website and follow the easy on-screen installation instructions. (Note: update is not necessary, the AD410 code reader can be directly inserted into the OBDII interface of the car to use, if it doesn't work, then consider updating the device.) The ANCEL website provides the latest product user manual, which can be downloaded and viewed at any time.

Rank No. #7

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

🔥【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.

SaleRank No. #8

2025 FOXWELL NT614 Elite OBD2 Scanner Diagnostic Tool with 5 Services Engine Airbag Transmission ABS Scanner para Autos ABS/SAS/EPB/Throttle/Oil Lifetime Free WiFi Update Battery Test Car Scanner

【Easy to Use with Free WiFi Update】Do you feel frustrated with register an account to update your scanner? The 2025 Foxwell NT614Elite OBD2 scanner simplify the registration process. No need to register again and enjoy Free Lifetime update. We change the previous micro SD card update into one-click WiFi Update, also include the operation system. It adopts Linux system rather than traditional system. So this scanner para autos is more convenient and faster to bring you a better user experience
【5 Special Functions】 Before taking to the dealership, this car scanner diagnostic tool can react car systems with accurate data in minutes and perform Oil Reset, EPB Reset, ABS Bleeding, SAS Calibration, and Throttle Reset. Your daily maintenance needs can be done easily with less fee! The obd scanner can help you get rid of overcharged scam and save time & money. Please kindly note that other function not mentioned on the product page like camshaft postion sensor relearn is not supported.
【ABS/SRS/TRANMISSION/ENGINE Car Scanner】The obd2 scanner diagnostic tool NT614E can pinpoint out the car components' problem when it detects flashed warning light of transmission, ABS, SRS and engine system. It can scan deeper than basic scanner for car. This obd2 scanner with abs and srs can read & erase fault codes and graph live data when more complicated car problems happened. It’s A must-have tool for your garage!
【Full OBD2 Functions】You can use the code reader to read/clear codes, view live data, freeze frame, I/M readiness, EVAP test, On-board Monitor test, gain vehicle info, check the MIL light etc. Notice: The fault code can be cleared after the problem is fixed. Besides, this best engine code reader works for OBDI and OBDII most cars after 1996 including the latest 2022/2023 models
【Real-time Live Data + One-click Code Definition】Foxwell NT614E scanner for cars comes with exclusive DTC Lookup menu. You could One-click search fault codes' meaning anytime. This scan tool also displays real-time data of Engine Speed, Vehicle Speed, Electrical Load Switch, Gas Distribution, Transmission Temperature... The abnormal car part can be caught in seconds by single, multi- graph, and merge two graphs for analysis

Rank No. #9

ANCEL MT700 Motorcycle Obd2 Scanner Diagnostic Tool for Harley/Honda/Yamaha/Victory/Indian/Polaris/BRP Scanner, ABS Check Engine Code Reader with Oil Light Reset, 35+ Function, Android

MORE POWERFUL THAN OTHERS: ANCEL MT700 has 7-inch touch screen; 5.1.1 Android & Wifi; 8-language operation; One-key remote assistance, online to solve problems; One-key upgrade, no need provide serial number; Works on wider motorcycle models, including for BMW/Honda/Yamaha/KTM/Triumph/Ducati and more 16 motorcycle brands; Full-system scan; Service lamp reset, 31+ advanced functions; 2 year warranty & 2 year free update; 9 extra adapter cables, worth over $400.
FULL SYSTEM SCAN & 35+ ADVANCED FUCNTIONS: It will assist you in checking all electric-controlled modules. Read and clear codes, service lamp reset, CO adjustment, idle speed adjustment, A/F value reset, display data stream and do active tests for Engine/TPMS/Suspensions/Ignition/EPS/Traction control/Radio/t, Service system/Meter system, etc. You are allowed to perform a complete and deep detection for your motorcycles, rather than send it directly to repair shop, very suitable for diyers.
WIDER COVERAGE: Most motorcycle scanners on the market are mainly for BMW. For the convenience of owners who own different motorcycles, ANCEL MT700 specially added for APRILIA/BENELLI/BMW/BRP/DUCATI/HARLEY DAVIDSON/HONDA/INDIAN/KAWASAKI/KTM/PIAGGIO/POLARIS/SUZUKI/TRIUMPH/VICTORY/YAMAHA. It covers scooters, side-by-side motorcycles, snowmobiles, ATVs, etc., plug-and-play, it is specially equipped with 9 adapter cables (worth more than $400), no need to spend extra money to buy.
OIL LAMP RESET SERVICE: When the motorcycle reaches a certain mileage, to remind the user to perform maintenance, an indicator light with a certain icon will be displayed on the motorcycle's dashboard. After the vehicle's maintenance is completed, the maintenance light will not go off automatically, but it needs a certain method to clear it, which is resetting the oil light. MT700 scan tool can reset your oil service to complete this important maintenance and save you a trip to the dealer.
LIVE DATA DISPAY: ANCEL MT700 has the ability to communicate with the control modules in a safe and controlled way. It can comprehensively diagnose your motorcycle's data and display data streams: Engine coolant temperature, vehicle speed, intake air temperature, engine speed, throttle position, injection duration, ignition timing, throttle sensor voltage, etc. Thanks to the stable Android system and 7"touch screen, it is responsive and can diagnose the motorcycle in minutes.

Rank No. #10

AUTOPHIX Upgraded OBD2 Scanner OM129 Battery Test 2-in-1 Code Reader Full Live Data Check Engine Code Reader with All OBD2 Function Enhanced Code Definition Car Code Reader Diagnostic Scan Tool

【Truly 2-in-1 Car Diagnostic Scanner】The OM129 code reader has been upgraded in the actual fault detection of 200,000 cars. It can not only check the fault code, display the fault cause, provide maintenance advice, but also check the health status of the car battery, so it is the first true 2-in-1 vehicle code reader in the market. In addition, this car computer code reader is equipped with the latest industrial chip, which makes the scanning speed 5X faster than other vehicle code readers.
【Full OBD2 Functions] Compared to other simple scanners, OM129 code reader support full OBD2 functions: Read and Clear Codes, 100% meet your basic maintainance needs for beloved car.
【Professional Battery Test Function】The obd2 scanner can display the real-time battery voltage in the form of text & graphic. Via the prompt of the interface and the changes in real-time voltage graphics, you can better know the battery health status or expected remaining life. Most Surprisingly, it's deeply convenient that you don't need to open the hood to check the voltage in the cold winter.
【Exclusive Designed Shortcut Keys】The auto code reader is designed with two hot keys "i" button and "I/M" button, so you can access to the two commonly used functions easily. The" i" button gives a detailed fault code definition and accurate repair advice directly instead of a bunch of technical terms you don't understand. I/M button helps you to quickly check if your vehicle is ready for test.
【Support Viewing All Live Data】The code readers & scan tool can display all data streams. All parameters support text and graphics display, and one graphic can reflect the dynamic changes of multiple real-time data, so you can understand the operating status more intuitily.

Last update on 2023-03-01 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best Engine Code Reader?

Do you get stressed out thinking about shopping for a great Engine Code Reader? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Engine Code Reader, which is why we have assembled a comprehensive list of the greatest Engine Code Reader available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Engine Code Reader that you consider buying. Your questions might include the following:

Is it worth buying an Engine Code Reader?
What benefits are there with buying an Engine Code Reader?
What factors deserve consideration when shopping for an effective Engine Code Reader?
Why is it crucial to invest in any Engine Code Reader, much less the best one?
Which Engine Code Reader are good in the current market?
Where can you find information like this about Engine Code Reader?

We’re convinced that you likely have far more questions than just these regarding Engine Code Reader, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Engine Code Reader, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Engine Code Reader. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Engine Code Reader buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Engine Code Reader currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Engine Code Reader has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Engine Code Reader?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Engine Code Reader.
Customer Ratings: Number ratings grade Engine Code Reader objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Engine Code Reader.
Product Quality: You don’t always get what you pay for with an Engine Code Reader, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Engine Code Reader is should be an indication of how long it will work out for you.

We always remember that maintaining Engine Code Reader information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Engine Code Reader is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

The Best Engine Code Reader of 2022 – Reviewed and Top Rated

How Do You Buy The Best Engine Code Reader?

Related Post: