2018's Best Diagnostic Tools Reviews & 2018 Buyer's Guide

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Best Diagnostic Tools
On this page, you will find the newest rating list of the best diagnostic tools. Our team has tested over a hundred models and picked top models that money can buy. If you want to get the best value out of your dollars — choose a diagnostic tools from the list below.

The list of the top diagnostic tools presented on this page is based on real reviews from the users. Moreover, we thoroughly compared diagnostic tools with each other to pick models with the best price/quality ratio. Rest assured that every diagnostic tools presented in the list is worth its price!

Top 10 Best Diagnostic Tools of 2018

Rating Image Name and Features Details
Ease of use 5/5
Size 5/5
Durability 4/5
Value 5/5
OBD2 Scanner 1. OBD2 Scanner
Car code scanner for cars, works on all post-1996 vehicles (obd ii & can)-domestic and imported, 12v petrol vehicle, including passenger cars, suvs, light trucks and so on.
Read reviews
Ease of use 5/5
Size 5/5
Durability 5/5
Value 3/5
Obd2 Obd Scanner Professional Diagnostic Car Scanner Tool 2. Obd2 Obd Scanner Professional Diagnostic Car Scanner Tool
This diagnostic car scanner comes with a user-friendly manual and a cable.
Read reviews
Ease of use 5/5
Size 5/5
Durability 4/5
Value 3/5
2018 Upgraded 3. 2018 Upgraded (Best for the Price)
Fit for all obd-ii/eobd compliant vehicles since us1996 & 2000-european autos.
Read reviews
Ease of use 4/5
Size 5/5
Durability 5/5
Value 2/5
OBD2 Scanner OBDII Code Reader 4. OBD2 Scanner OBDII Code Reader
Utilizing universal diagnostic trouble codes you can fix simple problems yourself.
Read reviews
Ease of use 2/5
Size 4/5
Durability 5/5
Value 5/5
Jdiag Om123 Enhanced Obd2 Scanner Car Diagnostic Scan Tool 5. Jdiag Om123 Enhanced Obd2 Scanner Car Diagnostic Scan Tool (DIY Crafters’ Choice)
Works on most 1996 us-based, 2000 eu-based and asian cars, and newer obdii & can domestic or import vehicles.
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Ease of use 5/5
Size 5/5
Durability 3/5
Value 2/5
NEXPEAK OBDII Car Diagnostic Scanner 6. NEXPEAK OBDII Car Diagnostic Scanner
This functional obd2 auto code scanner easily determines the cause of the check engine light, stored emission related codes and pending codes, reset monitors, query freeze frame data, read dynamic data stream, read vehicle information, o2 sensor test, evap leak test, on-board monitor test, print data and lifetime free online update etc.
Read reviews
Ease of use 3/5
Size 4/5
Durability 5/5
Value 2/5
Bluedriver Bluetooth Professional Obdii Scan Tool 7. Bluedriver Bluetooth Professional Obdii Scan Tool (Best Transitional Design)
Officially licensed and certified for apple and android devices.
Read reviews
Ease of use 3/5
Size 5/5
Durability 2/5
Value 3/5
Veepeak Obd2 Scanner Automotive Diagnostic Scan Tool 8. Veepeak Obd2 Scanner Automotive Diagnostic Scan Tool
Reads and clears generic and manufacturer specific diagnostic trouble codes (dtcs), turns off check engine light and review i/m readiness monitors for preparing emission test.
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Ease of use 3/5
Size 2/5
Durability 2/5
Value 4/5
Foxwell Nt301 Car Obd2 Code Scanner Universal Check Engine Light Diagnostic Tool 9. Foxwell Nt301 Car Obd2 Code Scanner Universal Check Engine Light Diagnostic Tool
Fast read and clear vehicle error codes for 1996 us-based, 2001 eu-based and asian cars, and newer obd ii/eobd & can domestic or import vehicles.
Read reviews
Ease of use 4/5
Size 2/5
Durability 3/5
Value 2/5
BAFX Products Bluetooth Diagnostic OBDII Reader  Scanner 10. BAFX Products Bluetooth Diagnostic OBDII Reader Scanner (Budget Pick)
2 year warranty (yes, 2.
Read reviews

 

 

 
№ 1. OBD2 Scanner, Auto Diagnostic Code Scanner Kw850 Pro Universal Vehicle Engine Scanner Obd Scanners Tool Check Engine Light Code Reader for All Obd Ii Cars Since 1996 2018 Upgrade Exclusive Version,
 

Ease of use
5/5
 

Size
5/5
 

Durability
4/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
4.8
KONNWEI 1.65 pounds
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Rugged patented design, anti-shock and slip designed obd2 code scanner for cars.15ft height drop-test passed, survive longer in complex environment. 2.8″ tft big size lcd color screen and more comfortable hand feeling. Exclusive 5-ft long diagnostic cable allows you to perform a professional diagnostics in or out of your vehicles. Smart unique keypad, vehicle engine code readers with 4 easy-to-use navigation button, i/m readiness hot key and unique diagnostic tips available after press the question mark button. Audio feedback and 3 led indicators tells you the trouble codes status and allows you to diagnose vehicles faster and more convenient to operate. Car code scanner for cars, works on all post-1996 vehicles (obd ii & can)-domestic and imported.12v petrol vehicle, including passenger cars, suvs, light trucks and so on. Exclusive o2 sensor test, evap test of fuel tank system and on-board monitoring make you full control of vehicle running status. Fully supports record and review data stream, dtcs, freeze frame, and prints out the reports via usb. Full obdii functions, supports read and erase dtc(emission-related trouble codes); turn-off check engine light, reset monitors; i/m readiness monitoring; graphical and numeric live data stream; built-in over 3000 generic codes definition look up library, etc. This obd2 scanner allows you accurately determine causes of engine trouble. Support eight languages: english, french, german, dutch, spanish, russian, portuguese, italian.

More concerns for your car, supports over-voltage protection, real-time battery monitoring (check battery status before driving or diagnostics). Life time free update makes it compatible to more vehicles in future and store latest car model data in your diagnostic scan tool. 100% full refund & return guarantee and 3 years free warranty.

 

 
Pro
Rugged patented design
Full obdii functions
Smart unique keypad
Con
It is absolutely flawless.
 

Do I need to worry when buying a diagnostic tools online?

Many people use online shopping every day. It is absolutely safe because you are secured by layers of customer protection programs. You are not risking anything by ordering a diagnostic tools since you can easily return it and receive your money back. We see no reason to worry while ordering goods online — it is a convenient, cheap, quick, and, of course, safe method of shopping.

 

 
№ 2. Obd2 Obd Scanner Professional Diagnostic Car Scanner Tool and Car Code Reader, One Click Check Engine Light Reset, Fix Car Problems Effortlessly! Read and Clear Trouble Codes for All Cars and Trucks!
 

Ease of use
5/5
 

Size
5/5
 

Durability
5/5
 

Value
3/5
 
Overall Brand Model Dimensions Weight Details
4.5
KOBRA Products OBD2 Scanner 6.9 ounces
Check Price

Minimize maintenance costs: forget about spending a small fortune at the dealer or mechanic shop. Reduce maintenance costs and tackle every automotive problem that might arise with this handy little scanner. Run a quick check of the car system and off you go. Travels along with you: compact and lightweight, this obd2 obd scanner and car code scan tool makes using and storing this scanning reader a breeze. Fits in the glove compartment, trunk or your tool box. Easily check the ignition system, the automatic transmission, the fuel injection, and all other engine systems. Accurate & fast car diagnosis: the kobra obd2 car diagnostic scanner reads and analyzes data in seconds. With easy plug-and-play displays you can diagnose your car accurately and pinpoint problems requiring your immediate attention, and with one click you can reset the check engine light.

Easy to operate: this diagnostic car scanner comes with a user-friendly manual and a cable. Plug the device in, receive any problem codes, and interpret them via the booklet. Now you don t have to be a mechanic to know what s wrong with your car.

 

 
Pro
Minimize maintenance costs
Accurate & fast car diagnosis
Easy to operate
Travels along with you
100% risk free purchase
Con
Does not offer enough features for such a high price.
 

How expensive should a good diagnostic tools be?

If you want to buy a reliable diagnostic tools, then you should remember that it costs a decent amount of money. Of course, there are many cheap models, but they do not last for too long. We recommend you to buy diagnostic toolsfrom our rating list since they offer the best price to quality ratio.

 

 
№ 3. 2018 Upgraded, Obd2 Scanner Auto Car Obdii 2 Code Reader Can Diagnostic Scan Handheld Tool Check Engine Light Trouble Codes Vehicle Autmor
 

Ease of use
5/5
 

Size
5/5
 

Durability
4/5
 

Value
3/5
 
Overall Brand Model Dimensions Weight Details
4.3
Autmor 4.3 x 0.7 x 2.6 inches 3.2 ounces
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Exact & quick diagnosis, read and clear dtc(diagnostic trouble code); determine the malfunction indicator lamp (mil) status; read and display i/m monitor status ; view freeze frame data(updated function). Minimize maintance fee: you would be the master of your vehicle’s health. Save maintenance costs and tackle every automotive problem that might arise with this handy little scanner. Start quick check of the car system, fix and over. Direct displaying: codes could be read easily with wider lcd screen. And universal dtcs meanings are showed clearly in built-in database. Support language: french german dutch spanish english.

Wide vehicle compatibility: fit for all obd-ii/eobd compliant vehicles since us1996 & 2000-european autos.

 

 
Pro
Exact & quick diagnosis
Risk free warantty
Wide vehicle compatibility
Direct displaying
Minimize maintance fee
Con
It is more expensive than the most of similar product on the market.
Works great, but it is too big for a small apartment.
 

I am wondering if buying a diagnostic tools online is safe

Our site is one of the safest place to buy diagnostic tools. It has detailed descriptions for all available diagnostic toolsand offers a money back guarantee if you get a wrong or broken item. There are no reasons to worry!

 

 
№ 4. OBD2 Scanner OBDII Code Reader, Scan Tool for Check Engine Light, Ms300 Universal Diagnostic for Car, Suv, Truck and Van
 

Ease of use
4/5
 

Size
5/5
 

Durability
5/5
 

Value
2/5
 
Overall Brand Model Dimensions Weight Details
4.0
OxGord CRST-MS300 10.1 x 1.5 x 6 inches 9 ounces
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Do it yourself: utilizing universal diagnostic trouble codes you can fix simple problems yourself. Lcd screen: displays the meaning of over 3000 generic error code definitions in the database. Everything included: no additional cables required. Read & clear: this device will both read and clear generic and manufact. It also turns off the mil check engine light. Troubleshoot: obd-ii code read & troubleshoot most vehicles located in the USA that have been manufact.

 

 
Pro
Everything included
Read & clear
Do it yourself
Con
Does not offer enough features for such a high price.
 

 

 
№ 5. Jdiag Om123 Enhanced Obd2 Scanner Car Diagnostic Scan Tool Automotive Engine Light Fault Code Reader-orange
 

Ease of use
2/5
 

Size
4/5
 

Durability
5/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
4.0
JDiag OM123 4.6 x 2.8 x 0.7 inches 9.6 ounces
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Works on most 1996 us-based.2000 eu-based and asian cars, and newer obdii & can domestic or import vehicles. This diagnostic scanner supports mulit-languages: english, german, french, spanish, italian. This obd ii code reader well built with a large lcd that has white backlight and contrast adjustment, indicates test results directly. With the obd cable, this can scan tool no need any batteries or charger, gets the power directly from the obdii data link connector in your vehicle. Orange color, classic design, fast scan and clear trouble codes, even a beginner can use this obd unit to read the error code, find out what the problem is and perhaps fix it.

4 buttons on this obd scanner: the up and down button for scrolling the menu, the enter and exit button allow for navigation back and entering menu. This automotive diagnostic scanner equipped with a 2.5 feet long cable and made of a very thick flexible insulator. With battery testing function, and 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.

 

 
Pro
4 buttons on this obd scanner
Orange color
Works on most 1996 us-based.2000 eu-based
With battery testing function
This obd ii code reader well built
Con
Professionals will not find it useful.
 

 

 
№ 6. NEXPEAK OBDII Car Diagnostic Scanner, Nx501 Universal Car Code Reader Vehicle Diagnostic Tool, Auto Check Engine Light Scan Tool Works On Most of Obd2 Protocols Car Since 1996
 

Ease of use
5/5
 

Size
5/5
 

Durability
3/5
 

Value
2/5
 
Overall Brand Model Dimensions Weight Details
3.8
NEXPEAK 1.59 pounds
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Powerful compatibility for gas/diesel vehicles: the diagnostic scanner supports all obdii protocols cars with 16 pin interface, including kwp2000, iso9141, j1850 vpw, j1850 pwm and can, works on most gas/diesel vehicles since 1996 us-based including passenger cars, suv, light trucks etc. Note: nexpeak nx501 only supports 12v vehicles. Full obd2 function car disgnostic tool: this functional obd2 auto code scanner easily determines the cause of the check engine light, stored emission related codes and pending codes, reset monitors, query freeze frame data, read dynamic data stream, read vehicle information, o2 sensor test, evap leak test, on-board monitor test, print data and lifetime free online update etc. Keep your car always at health status: the features 3 led indicators and audio feedback, which help you fast to know vehicle’s emission related codes and engine healthy status, keep you easily through the car annual inspection. 3 years warranty non-risk purchasing. 2018 new designed universal obd2 scanner: scan the car directly with 2.8” color lcd display and extra-long 5ft diagnostic cable, no app/battery needed with plug and play function and get power from 12v vehicles. Soft silicone anti-shock and slip material and humanized handheld design, offer you a comfortable and enjoyable diagnostic experience.

Car scanner for turn-off check engine light: nexpeak nx501 can quickly read & erase the engine codes and show code definitions, turn-off malfunction indicator light (mil). It is an easy operation plug & play car scanner, even a beginner can perform professional car detecting. Perfect diagnostic scan tool for car owners to check vehicle s engine by yourself.

 

 
Pro
2018 new designed universal obd2 scanner
Full obd2 function car disgnostic tool
Keep your car always at health status
Con
The number of features for the price is frustrating.
 

 

 
№ 7. Bluedriver Bluetooth Professional Obdii Scan Tool for Iphone, Ipad and Android
 

Ease of use
3/5
 

Size
4/5
 

Durability
5/5
 

Value
2/5
 
Overall Brand Model Dimensions Weight Details
3.5
Lemur Vehicle Monitors LSB2 2.2 x 1.9 x 1 inches 2.08 ounces
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Officially licensed and certified for apple and android devices. The bluedriver app and bluedriver sensor work exclusively with each other to ensure quality. The professional obd2 diagnostic scan tool trusted by mechanics and developed by professional engineers in north america. As easy to use as a code reader with all the capabilities of an expensive handheld scan tool, plus the benefits of your smartphone or tablet (free app updates, portability, saving data, interactive graphing of live data). Free vehicle-specific repair reports drawn from a database of over 6.6 million fixes verified by certified auto mechanics.

 

 
Pro
The bluedriver app
Officially licensed
Free vehicle-specific repair reports drawn from a database
The professional obd2 diagnostic scan tool trusted by mechanics
Con
It is overpriced by many times.
Special equipment is required in order to use it.
 

 

 
№ 8. Veepeak Obd2 Scanner Automotive Diagnostic Scan Tool Code Reader for Check Engine Light, Read and Clear Trouble Codes for Obd Ii Eobd Compliant Vehicles
 

Ease of use
3/5
 

Size
5/5
 

Durability
2/5
 

Value
3/5
 
Overall Brand Model Dimensions Weight Details
3.3
Veepeak 8.8 ounces
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Wide vehicle coverage – works with obd-ii/eobd compliant vehicles (year 1996 and newer in the us, no brand limitation); supports the five obd-ii protocols: can, kwp2000, iso9141-2, j1850 vpw and j1850 pwm. Cost-efficient solution – retrieves same information as expensive scanners; keep engine performance in good shape with regular inspections and prevents future costly repairs. Peace of mind – 30-day money back guarantee.12-month hassle-free replacement warranty and easy to reach, friendly customer support. Generic trouble code (p0xxx) definitions are included in the user manual. Not for other systems such as abs, airbag, tpms, etc.

Simple to use – stand-alone unit without the need for an additional laptop or cellphone to operate; no app/software to purchase; no batteries needed. Fix simple problems yourself before visiting the mechanic – reads and clears generic and manufacturer specific diagnostic trouble codes (dtcs), turns off check engine light and review i/m readiness monitors for preparing emission test.

 

 
Pro
Wide vehicle coverage
Fix simple problems yourself before visiting
Cost-efficient solution
Con
Not suitable for everyone due to the specific construction.
 

 

 
№ 9. Foxwell Nt301 Car Obd2 Code Scanner Universal Check Engine Light Diagnostic Tool Automotive Fault Code Reader Obd Ii Eobd Scan Tool
 

Ease of use
3/5
 

Size
2/5
 

Durability
2/5
 

Value
4/5
 
Overall Brand Model Dimensions Weight Details
2.8
FOXWELL NT301 8.7 x 3.1 x 6.7 inches 10.4 ounces
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Nt301 car scan tool is a upgraded version from the basic car obdii diagnostic tool. No battery required, it power charge directly from the obdii car scanner interface in your vehicle make it convenient for diyers and personal diagnosis. Unique patented design, clearly arranged keypad.2.8″ wide tft color screen with life-time free software upgrade and one-year product warranty make it deserve to own. With internet access, you will always have the latest bug fixes and stay current with the latest technology and newly added parameters. Fast read and clear vehicle error codes for 1996 us-based.2001 eu-based and asian cars, and newer obd ii/eobd & can domestic or import vehicles. Besides, the car scanner also shows live vehicle sensors data in text and graph format and allows you to focus on any suspicious or symptom-specific data parameters. Reading / erasing dtc and i/m readiness hot keys make it easy to use this car scanner right out of the package. Red-yellow-green leds and build-in speaker indicate emission monitor status. The obdii scan tool also help catch intermittent problems and confirm repairs during a drive cycle. Help you quickly determine the health of the car.

The obd2 scanner can quickly read and erase dtc (engine fault codes). It provides access to emissions readiness status, on-screen dtc definitions and built-in dtc look up library allow you accurately determine causes of the check engine light and turn off the mil. Automatic vin acquisition and decoding makes it much easy to read manufacturer specific codes and enhanced mode 6 data.

 

 
Pro
Nt301 car scan tool is a upgraded version from
The obd2 scanner can quickly read
Unique patented design
Reading / erasing dtc
Con
Starts to tear apart after a month of use.
 

 

 
 

Ease of use
4/5
 

Size
2/5
 

Durability
3/5
 

Value
2/5
 
Overall Brand Model Dimensions Weight Details
2.8
BAFX Products BAFX3127 2.8 x 1.5 x 1 inches 3.2 ounces
Check Price

Monitor & analyzer – the bafx products obd scanner is a must have tool for your car. With it you can read & clear your check engine light (cel) & check your vehicle monitors such as o2 sensors, fuel trim, air fuel ratio, dpf temp, coolant temp, oil temp, fuel pressure & so much more. Professional level diagnostics at a truly reasonable price. There are many apps available ranging in price from 0- 40 such as: torque, dash command, carista, scan master, piston & more. Chevy, ford, bmw, lexus, toyota, nissan, subaru, honda, mercedes, gm, dodge, chrysler, jeep & more, all covered. Also, this device will not read airbag, abs, tpms or oil change lights. Warranty – 2 year warranty (yes.2. ) – covers manufacturing defects from date of purchase. A simple & hassle-free warranty process with USA based support will leave your mind at ease so you can focus on your cars maintenance and health.

Many people buy cheap first but always end up buying ours, because ours works.

 

 
Pro
Apps & car brands
Our guarantee
Monitor & analyzer
Con
Smelled disgusting during the first days of use.
 

How did you create this rating list with the best diagnostic tools?

During the creation of this buying guide, we had to look through hundreds of diagnostic tools. Our team compared many products from various brands in order to find the most optimal model with the best price to quality ratio. The goal was to determine diagnostic toolsthat offer the most value for their money, and we think that we have achieved it.

What exactly did you take into consideration while making the list of the best diagnostic tools?

We considered so many factors that it is nearly impossible to tell you about all of them. Believe us, we did not forget about anything. Price, material, user score, and other characteristics of diagnostic toolswere used to create this TOP list. We tried our best to help you choose the best diagnostic tools!

Meet the Author
My name is Diana Pierce and I am a Electronic Service Technician. I graduated from Southwestern Community College - Sylva, NC.

Contact me if you have any questions:
+1 212-683-9100
diana@nordfalcon.com
276 5th Ave Suite 704 New York, NY 10001
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