10 Best Engine Scan Tools Of 2022 – Review And Buying Guide

Finding the best engine scan tools that will meet all your needs can be a bit of a challenge, even for the most seasoned expert. While many companies still create good engine scan toolss, the market has turned its attention toward advanced models that carry higher price points.

In our quest to find the most suitable models, we focused on features like comfort, adjustability, and durability. We recommend you take a close look at each product we listed here and see the features you need for your personal use.

Keep reading to learn more…

Top 10 engine scan tools : Editor’s Pick

10 Best engine scan tools Reviews:

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

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.
  • ✅【Screen Protecting Film】- There’s a transparent screen protecting film on the screen surface. If any scratches on the film, just tear off the screen protecting film. If any more problem on the screen, just contact our customer service for replacement directly.
  • ✅【Connection Guide】- Plug the scanner into the OBDII port on your car, turn on the ignition and then press the OK button to make the connection. To view the live data, please start the engine. If connection failure, please contact motopower directly for assistance.
  • ✅【Erase Codes】- When you find the fault codes, please fix the problem before erasing the codes. If the codes erased without the problem fixed, the engine fault light may turn on again in the future.
  • ✅【New Only】- All products are shipped from the factory to Amazon warehouses directly. We apologize if any possible boxes damage during the shipment. If you are not pleased with the package received, please contact motopower directly for assistance. We only sell brand new products on Amazon. Any returned item to Amazon will be disposed immediately. Please be rest assured.
  • ✅【Warranty & THX】- TWO YEAR WARRANTY AND 100% SATISFACTION SERVICE. Thank you for choosing motopower! But if you are not pleased with the product, please contact motopower directly for hassle-free return and refund. Save your bucks and time.; Fit type: Universal

Additional Info :

Item Dimensions
Height 0.91
Width 2.75
Length 6.02
Release Date 2020-11-06T00:00:01Z

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

Features :

  • WIDE COMPATIBILITY – Recommended by YouTube Star Scotty Kilmer on his channel.Works on most vehicles sold in the USA with model year of 1996 or newer. Displays in English, German, French, Spanish, Finnish, Dutch, Russian, and Portuguese; Requires no battery or charger as the unit gets power directly from the OBDII Data Link Connector in the vehicle.
  • CRITICAL FUNCTIONALITY – Reads quickly and erases stored emission-related codes, pending codes, and shows code definitions. Turns off the MIL (check engine light), helps in resetting the monitor before taking it to Smog, and tells you what is going on before bringing the car in for repair.
  • ENHANCED OBDII DIAGNOSTICS – Supports O2 Sensor and EVAP (Evaporative Control) System Test. AD410 code scanner can be used to initiate a leak test on a vehicle’s EVAP system by monitoring the integrity of the fuel tank system. The O2 Sensor Test is designed to monitor and adjust air/fuel mixture, which will help identify and troubleshoot issues related to fuel efficiency and vehicle emission.
  • QVGA DISPLAY & NEW UI – AD410 code reader is a greatly enhanced upgrade from more basic diagnostic scan tools. It has a 2.4″ TFT true color (262K) LCD display for clear test results showing. With an easy-to-read UI design, the user can easily access Setup, OBDII Diagnostics, I/M readiness, and DTC Look-up and Review. You don’t need to read the manual to know what to do, even for a beginner.
  • DIAGNOSTIC REPORTS & UPDATE – The “Review & Print” option can be used to save or print diagnostic reports as needed. ANCEL brand provides life-time free software updates for this unit to fix the latest bugs or add new parameters. Just download the software from the ANCEL website and then follow on-screen instructions to install.

Additional Info :

Item Dimensions
Height 1.6
Width 6.3
Length 9
Weight 0.75

3. thinkcar ThinkOBD OBD2 Scanner Check Engine Code Reader Universal Diagnostic Scan Tool for All OBDII Cars After 1996【2022 Ver.】

Features :

  • 🚘【CHECK ENGINE CODE READER】THINKOBD 20 obd2 scanner is a code reader for scanning engine codes and turning off the check engine light. This obd2 scanner can not only read and clear fault codes and read data streams, but is equipped with 10 obd2 modules, such as read vehicle VIN, read O2 sensor data, read live data, etc, which is far better than products with only partial functions. Choose thinkobd 20, it is the most cost-effective vehicle scan tool for you!
  • 🚘【TURN OFF CHECK ENGINE LIGHT +DTC LOOKUP】Is your Check Engine Light on all the time? This code reader will help you turn off the check engine light after you fix the problem and clear the trouble codes. With a built-in DTC library of over 3000 trouble code definitions, you can read common and manufacturer-specific codes directly and view the definitions. Instead of paying a mechanic to read the DTCs and turn off MIL. Quickly read the code, find the problem, fix it and save hundreds of bucks!
  • 🚘【ENHANCED 10 OBDII DIAGNOSIS FEATURES】This car code reader supports 10 modes of OBDII diagnostic functions – read codes, clear codes, on-board monitor test, I/M readiness, vehicle live data, freeze frame data, vehicle VIN information, O2 monitor test, EVAP monitor test, DTCs lookup. Thinkobd 20 is a helpful engine code reader for car owners to check the vehicle’s engine system before sending the vehicle for emission test.
  • 🚘【WIDE VEHICLE COVERAGE & 7 LANGUAGES】The THINKOBD obd2 scanner is compatible with all OBD2 protocols – CAN, ISO9141, KWP2000, J1850 PWM, J1850 VPW. Works with most USA vehicles manufactured after 1996, EUR vehicles manufactured after 2000, and Asian vehicles manufactured after 2006. Supports multi-language diagnostics: English, French, Spanish, German, Russian, Italian and Portuguese.
  • 🚘【EASY TO OPERATE】No charging, no battery, no Bluetooth or WiFi connection required. Plug and play, no complicated procedures, wired connection help you diagnose your car steadily and quickly! Very easy to use, even for beginners!
  • 👍【Perfect Service】🚩12 Months Warranty for any quality issues.🚩Any questions, please specify your car model and year to contact us (Q&A or Amazon message), a professional customer service team will provide you with technical support.
  • ❗❗【Additional Information】If you connect the product to the OBD interface and the unit does not light up, please check if the PIN of your car’s OBD interface is bent or shorted.

Additional Info :

Color Updated
Item Dimensions
Height 0.7
Width 2.28
Length 4.13

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

Features :

  • Classic design, fast scan and erase trouble codes, even a beginner can use it read the error code, find out what the problem is and perhaps fix it. Save money and time. It can not read and erase ABS, SRS(Airbag), and other systems fault codes.
  • Works on MOST 1996 US-Based, 2000 EU-Based and Asian cars, and newer OBD II & CAN domestic or import vehicles. Supports English, German, French, Spanish, Finnish, Dutch, Russian and Portuguese.
  • Easily determines the cause of the check engine light. I/M monitor readiness test, turn off the MIL (check engine light) as well as view freeze frame data. Read hard (memory) / pending (intermittent) and historic codes and show definitions.
  • The AD310 scanner is well built with a large LCD display (128 x 64 pixel) that has white backlight and contrast adjustment, indicates test results directly. No need any Batteries or Charger, gets the power directly from the OBDII Data Link Connector in your vehicle.
  • It’s equipped with a 2. 5 feet long cable and made of a very thick flexible insulator. There are 4 buttons on AD310. The Up and Down button for scrolling the menu, the Enter and Exit button allow for navigation back and entering menu.

Additional Info :

Color AD310
Item Dimensions
Weight 0.6

5. OBD2 Scanner Car Scan Diagnostic Tool Reset Clear Check Engine Code Reader for All OBD II Vehicles LeeKooLuu LK11

Features :

  • 【Auto OBDII Scanner Diagnostic Tool:】Easy-to-use plug-in-play car scanner that read and clear codes.Retrieves generic code and displays DTC definitions. It can check engine related fault codes,easily find out what caused.
  • 【Wide Compatibility:】Code readers & scan tools are compatible with all OBD II and CAN Compliant vehicles,passenger cars or light trucks,post 1996 in US,post 2000 for EU-based and Asian cars.Not compatible with new energy and hybrid vehicles.
  • 【Freeze Frame Date For Accurate Diagnosis:】Car code reader comes with viewing freeze frame function that enables you to retrieve data recorded in the ECU of the condition under which the fault occurs to figure out why the check engine light is on and cut down test drive verification time.
  • 【I/M Readiness Function:】 Car diagnostic scanner comes with I/M Readiness function to check the operations of the Emission System on OBD2 compliant vehicles.It includes vehicle-specific number of monitors like misfire monitor, fuel system monitor,Comprehensive component monitor, Oxygen sensor heater monitor,EVAP system and etc.It can help get your vehicle ready to pass the annual smog check.
  • 【Retrieve Vehicle Infor:】 Vehicle code reader enables retrieval of Vehicle Identification No. (VIN), Calibration ID(s), Calibration Verification Nos. (CVNs). This function is most useful to check whether the ECU matches your car.
  • 【Keep Engine In Good Shape:】When MIL illuminates with a steady light,Just plug into your car”s 16pin OBD II port, press the button according to your need, and you will see the error code and its definition on the screen instantly.Erase engine fault code
  • 【Product Warranty:】Professional auto scan tools has a 2 year warranty and life-time tech support,Please contact us for help first to solve it if you have any issues with using this product.

Additional Info :

6. PAISUE Obd2 Scanner for Car, Car Code Reader Automotive Diagnostic Tool, Professional Check Engine Scan Tool for All OBD II Protocol Vehicle (2021 Latest) RED

Features :

  • Professional OBD2 scanner for car, car code readers & scan tools,car diagnostic scanner,support 9 standard protocol, fast reading of fault codes, overload voltage protection, one-key quick check, perfect grip feel!
  • Easy to use, do not need to use the Internet, and more stable than a bluetooth connection, low temperature resistant, without charge, direct use of car batteries, built more than 3000 code definition of DTC library, OBDII scanner reads the general and specific to the manufacturer’s fault code, fault code definition function to help you fully understand the meaning of the code, allowing you to easily understand the meaning of the code.
  • It has almost the functions you care about: read code, erase code, view freeze frame, I/M ready, vehicle information, data flow, real-time curve, get speed information, calculate load value, engine coolant temperature, get engine speed.
  • LCD display, clear LCD display (128 x 64 pixels), language, backlight and contrast can be adjusted, the screen is equipped with a protective film to prevent accidental scratching, the package is equipped with a paper manual, please follow the manual.
  • Two years warranty, timely customer service, if you have any questions about compatibility or other attributes of this product, please feel free to contact us.
  • Professional OBD2 scanner for car, car code readers & scan tools,car diagnostic scanner,support 9 standard protocol, fast reading of fault codes, overload voltage protection, one-key quick check, perfect grip feel!car diagnostic scanner for all cars.supports 7 languages, such as German, Dutch, English, Italian, Spanish, French, and Chinese.

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

Features :

  • 【Vehicle CEL Doctor】The NT301 obd2 scanner enables you to read DTCs, locate bad O2 sensors, access to emissions 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 Mechanic Scotty Kilmer on Youtube. Codes analysis and Printer compatible. Unique PATENTED design, 2.8″ color screen, Free Lifetime Update and 1-year seller assurance with EXCLUSIVE tech and service team.
  • 【Smog 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 emissions 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 one of the best gifts for Home and Autoshop Mechanics.
  • 【Please Note】Dear customer, if you are not pleased with your NT301 and choose to return it, please kindly mark it unsellable to avoid an used one is resold again to other customers. Appreciate very much!
  • 【Warm Tips】NT301 car scanner can be used directly with no need for registration or update, as it is already the latest version. Your Foxwell’s screen is with a tightly-fitting screen protector. If any scratches are found, just tear off the screen protector from the upper left or upper right corner. 🙂

Additional Info :

Color NT301 OBD2 Scanner
Item Dimensions
Height 6.69
Width 3.15
Length 8.66

8. LAUNCH X431 Creader VII+ Car Code Reader EOBD, OBD2 Scanner Scan Tool Testing Engine/Transmission/ABS/ Airbag System Update via PC

Features :

  • POWERFUL DIAGNOSTIC UTILITY – Tests Engine, Transmission, ABS and Airbag four systems, also reads and resets code, displays data stream graphic, stores and playbacks dynamic data stream,helps to quick analysis and diagnosis.
  • PRAGMATIC DTC DIAGNOSIS – Provides DTC help and service information, DTC reading and clearing displays, tests Oxygen sensor and carbon canister ,and displays OBDII Data Stream Graphic, offers easy DIY convenience.
  • EXTENSIVE VEHICLE APPLICATION – Covering more than 20 main car models in America, Europe and Asia Pacific regions, suitable for OBDII standard after 1996, supports all 10 test modes of OBDII protocol,compatible with masses of car makes.
  • CONVENIENT UPDATE VIA PC – Updating software can be downloaded from website: mycar dot x431 dot com, which is only compatible with PC with Windows XP or Windows 7 system. Easy to read with multilingual menu, including Chinese,English,French,Spanish.
  • BROAD COVERAGE OF CAR MODELS – Asian car models: Suzuki, Honda, Mitsubishi, Nissan, Toyota, Mazda, Hyundai, Kia, Subaru, Infiniti, Lexus, Accura, Isuzu.USA car models: Ford, GM, Chrysler.European car models: Benz, BMW, VW, Opel, Volvo, Fiat, Landrover, Seat, Skoda, Audi, Porsche, Saab, Jagua.

Additional Info :

Color Black
Item Dimensions
Height 1.9
Width 7.9
Length 9.3
Weight 1.32

9. Autel AutoLink AL519 OBD2 Scanner Enhanced Mode 6 Car Diagnostic Tool Check Engine Code Reader CAN Scan Tool, Advanced Ver. of AL319

Features :

  • 👍【Upgrade of AL319】Autel AL519 is a plug-and-play handheld OBD2 car check engine scanner. Upgraded from AL319, instead of just reading and clearing codes, AL519 can perform all OBDII functions (mode 1~10), and provide quick DTC lookup and live data in text & graph. It retrieves generic(P0, P2, P3, and U0), manufacturer specific(P1, P3, and U1) codes and pending codes, vehicle VIN, turn off CEL, check I/M readiness status for ready test, locate bad parts like a O2 sensor, do evap leak test, etc.
  • 👍【Full OBD2 Functions】Generally only the scanners in auto parts stores are equipped with full OBD2 diagnosis, as they can handle more complex OBD2 issues. But this little guy has those too! AL519 car scanner integrates all OBD2 functions (10 modes), including: read code, clear code, view live data, freeze frame data, vehicle info, check I/M readiness status, O2 monitor test, on-board monitor test, EVAP leak test, modules present. Anyone who has cars knows it’s well worth the price!
  • 👍【Read/Clear Codes & DTC Lookup】Knowing the accurate codes in advance if you don’t want to be ripped off. You can use AL519 scanner to read the codes 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. When read out the DTCs, you can click the button to display what the codes mean, and DTC Lookup functions work as a DTC library to search meanings for DTCs, no need to google or guess it.
  • 👍【Turn Off CEL & Smog Check】The Check Engine Light is always annoying you, most of the time because of a little thing like a loose gas cap, isn’t it? With AL519 scan tool, you can read codes to quickly find out why the check engine light is on and reset it. Don’t waste money on a failed smog test! AL519 can retrieve I/M Readiness status to make sure OBD2 monitors on your car are “Ready”, monitors like misfire, fuel, catalyst, O2 sensors, EVAP, etc, to help you pass the annual smog check.
  • 👍【Live Data Graphing】Data graphing makes everything easy, so you won’t miss any suspicious data changes! Auto diagnostic scanner AL519 can view live data of multiple sensors and components in text and graph to quickly pinpoint bad parts or faults, for example, viewing the change of the 02 sensors in the graph mode enable you to locate bad sensors in a few minutes. Also you can use AL519 scanner to record the data for later review and print it out via PC to share it with customers or mechanics.
  • 👍【Retrieve Freeze Frame Data & Vehicle Info】The more specific the information available, the clearer the problem. The OBD2 scanner AL519 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.
  • 👍【User-Friendly Design, Easy to Use】Unlike AL319 with 3 keys, AL519 car scan tool has more keys to make it operate like an easy remote control, no worry to press the wrong key and cause “EXIT” issues. The user interface is really slick and easy to read on the color screen. Equipped with the patented I/M key, it takes you straight to the I/M readiness status page and tells you immediately if your car is “Ready” for a smog test.
  • 👍【One-Year Warranty & Lifetime Free Update】Autel AL519 auto diagnostic scanner comes with lifetime FREE software updates and technical support. Autel AutoLink AL519 car scan tool is backed by 30 Days REPLACEMENT or FULL REFUND, 12 Months warranty from defects after-sales services. If there are any questions or concerns, pls don’t hesitate contact us directly via 🚘auteldirect @ outlook. com🚘. 🚦📢👉NOTE: Autel AL519/ ML519 is the basic obd2 code reader, no need to and can’t be registered.

Additional Info :

Color Red
Item Dimensions
Height 1.48
Width 4.11
Length 7.83
Weight 0.661386786

10. FOXWELL Car Scanner NT604 Elite OBD2 Scanner ABS SRS Transmission, Check Engine Code Reader,Diagnostic Scan Tool with SRS Airbag Scanner,Car Diagnostic Scanner for Cars

Features :

  • 🎄【Great Gift Idea】: Top present choice for your father, husband, brother or boyfriend.EVERY CAR OWNER WILL NEED IT! It comes with protective case with rugged and handy design.Get NT604 Elite car code reader and give your lover a surprise!
  • 🔔【Easy to Use–Work out of box】+【FOXWELL 2022 New Version】 FOXWELL NT604 Elite scan tool is the 2022 new version from FOXWELL, which is designed for those car owners who want to figure out the cause issue before fixing the car problem via scanning the most common systems like abs srs engine and transmission.The NT604 Elite diagnostic tool comes with latest software, which can be used out of box. No need to waste time to download the software first.
  • 🍎【Affordable】+【Reliable Car Health Monitor】 Will you be confused what happen when the warning light of abs/srs/transmission/check engine flashes? Instead of taking your cars to dealership, this foxwell scanner will help you do a thorough scanning and detection for your lovely cars and pinpoint the problem for you, which saves time and money for you. It will turn off the warning light for you after you fix the problem, making you to know more about your cars and do your own repair.
  • 🥑【2 in 1 Diagnostic Scanner】Compared with those auto scanners (50-100 USD), NT604 Elite code scanner not only includes their OBDII diagnosis but also it can be an abs/srs scanner, transmission and check engine code reader. When it’s an odb2 scanner, you can use it to check if your car is ready for annual emission test through I/M readiness menu. In addition, live data stream, built-in DTC library, data play back and print, all these features are a big plus for it.
  • 🍓【Fantastic AUTOVIN】+【No extra software fee】Through the AUTOVIN menu, this NT604 Elite vehicle code reader will allows you to get your VIN and vehicle info rapidly, no need to take time to find your VIN and input one by one. What’s more, the NT604 Elite abs srs scanner supports 60+ car makes from worldwide (America/Asia/Europe).You don’t need to pay extra software fee.
  • 🥝【Solid protective case KO plastic carrying bag】+ 【Lifetime update】Almost all same price-level car diagnostic scanner for all cars only offers plastic bag to hold on the scanner.However, NT604 Elite automotive scanner is equipped with solid protective case, preventing your scanner from damage. Then you don’t need to pay extra money to buy a solid toolbox.

Additional Info :

Item Dimensions
Height 1.18
Width 3.54
Length 7.68

Buying Guide: What to Consider When Select engine scan tools

Price

How much should you expect to spend on a product like this? Is it a one-off cost, or is there some kind of recurring element?

When it comes to engine scan tools, a great value can come in many different forms. It could be a lower price, impeccable construction, and design, or higher durability. We’ll cover all of these different factors below, where we’re sharing our top picks for the best engine scan tools for the money. We’ll go over everything consumers should know to get a great value out of their engine scan tools!

Durability 

The phrase “people get what they pay for” is especially true when it comes to engine scan tools. The range in durability from person to person can be pretty substantial depending on the materials used in the construction. If someone saves $100 on a engine scan tools, but it wears out in 1 month, are they really getting a good value?

Compare that to a engine scan tools that costs $50 more but wears out after 1 or 2 years. Most people would argue that the second option is the better deal over the long term. Before purchasing, you should consider how long you want to have the engine scan tools and then read reviews to make sure you know how long you can expect it to last.

Consider Where You Purchase 

 

A vast majority of people now buy their engine scan tools online rather than going to a brick-and-mortar physical location. That’s largely because online shopping offers greater convenience, and many brick-and-mortar stores can be confusing when it comes to their models, pricing, and types.

While people can’t try out an online engine scan tools the way they can in a store, brands often come with generous trials. These allow people to try out the engine scan tools for a while and return it if they’re unhappy.

In addition, many online engine scan tools are more affordable than their in-store counterparts, because they have less overhead and have cut out the middlemen to pass savings directly to the consumer. If you purchase online, make sure to check to see if they will have to pay extra for shipping or not. A lot of the new companies offer free shipping, but not all.

Types of engine scan tools

Before even thinking about all the different engine scan tools available,  You should choose the product types that will be ideal for your task.

Design

Choosing a product based on a design that people will love can be tough. Just because you might like the look and style of it, doesn’t mean it’s the best. Below are some steps you can follow that I’ve used in the past when making decisions on which product designs to choose. Today, a lot of e-commerce sites have the same products. Naturally, it means people use product photos and videos to find the best item. Some of the tips in this article will help you choose or design a successful product.

  • Dimensions. How big are these products?
  • Materials. What are they made from? Is there an advantage to choosing one material over another?
  • Generic characteristics. What sort of features do products in this category include?
  • Product-specific functionality. Do certain products have key characteristics that others don’t? 
  • “Vs.” comparisons. Wireless or wired? Portable or desktop? Metal or wood? These are the key A/B-style decisions typically made early in the buying process.

The Verdict

Finally, we hope that our reviews about these engine scan toolss will help you to choose your ideal product available on the maker. The question remains, how many of these engine scan tools will you use and how often? Some manufacturers come out with newer engine scan tools every few months. This is because they know that people want the better engine scan tools. It’s all a matter of choice and your budget. The good news is that the features of good engine scan tools tend to trickle down in price. If you start off with a cheaper version, chances are you can afford the more advanced versions of it a few months later.