Top 10 Electronic Specialties Automotive Diagnostic Tools
for October 2022

Automotive diagnostic tools, also known as diagnostic tools, help mechanics and technicians diagnose and repair cars, trucks, and other vehicles. These tools can help detect problems, such as a dead battery, by checking the car's electrical system. Some diagnostic tools even come with built-in software, which makes it easier for mechanics to reprogram a chip or perform other repairs.

Our automotive diagnostic tools testing lab evaluates each tool on performance, ease of use, and tech specs, such as how many vehicle model it supports. We also evaluate how easy each tool is to use. Our tests include measuring the time it takes for a mechanic to program the tool, as well as the time it takes to program it. We also look at how easy it is to use and navigate, as well as how easy it is to use and understand. For top results, our testers also evaluate each tool's durability, including how easy it is to use, how long it lasts, how accurate it is, and how easy it is for the mechanic to use.

Our picks for the best automotive diagnostic tools of 2022 are based on our tests, consumer reviews, and tech specs. Here are the best automotive diagnostic tools to buy in 2022:

Different Guide editors independently choose recommendations. Purchases made through our links may earn us commissions.

1
9.9
SCORE
Automotive Relay Tester for Auto Repairing, 12V Car Diagnostic Relay Checker Tool with LED Light Universal Electronic Relay Testing Tool with Clips

NiguYa Automotive Relay Tester for Auto Repairing

by AutGrand
What We like

If you are looking for an inexpensive but reliable relay tester for car repair, this relay tester is a good choice. One complaint is that the tester is louder than the testers of most competitors. Also, this tool doesn't test all of the common relays.

2
9.9
SCORE
12V Electronic Automotive Relay Tester Auto Car Diagnostic Battery Checker Tool Relay Tester Automotive Kit with Storage Bag

COLOR TREE 12V Electronic Automotive Relay Tester Auto Car Diagnostic Battery Checker Tool Relay Tester Automotive Kit with Storage Bag

by color tree
What We like

This relay tester is an electronic instrument for testing relay. It will not damage the relay, but it must remove the cover and pull out the coil.

3
9.4
SCORE
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

FOXWELL Car Scanner NT604 Elite OBD2 Scanner ABS SRS Transmission

by FOXWELL
What We like

The Foxwell NT604 Elite Car Scanner is affordable and a great choice for anyone needing to scan a car. It has a clear display and easy-to-understand menus, and is reasonably priced. It does a nice job of diagnosing problems with your car's various systems, and it does it all from the comfort of a laptop, phone or tablet rather than needing to lug around a bulky desktop diagnostic scanner.

4
9.3
SCORE
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

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

by MOTOPOWER
What We like

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.

5
8.9
SCORE
EDIAG Car OBD2 Scanner YA-101 Car Code Reader for Check Engine Light,O2 Sensor,EVAP Test, On-Board Monitor Test,Smog Check,Code Reader OBD2 Diagnostic Scan Tool for All OBD2 Protocol Cars Since 1996

EDIAG Car OBD2 Scanner YA-101 Car Code Reader for Check Engine Light

by EDIAG
What We like

This great little scanner works in either receiving or transmitting modes. It also has 4GB of memory space to keep all your recorded data secure and easy to find.

6
8.6
SCORE
Electronic Specialties 193 Black 2.5

Electronic Specialties 193 Black 2.5" x 5" 12/24V Diagnostic Relay Buddy Pro Test Kit

by ESI
What We like

Electronic Specialties' compact relay adapter kit is great for troubleshooting electrical problems in your car.

7
8.2
SCORE
Electronic Specialties 149 Universal Test Connector Kit, 54 Piece

Electronic Specialties 149 Universal Test Connector Kit

by Electronic Specialties
What We like

While a pricier connector kit, our testers thought this comprehensive set was well worth the cost. It included connectors for Chevy, Ford, Chrysler, and GM. You could test almost any vehicle.

8
8.2
SCORE
Electronic Specialties 328 EZ Tach Plus

Electronic Specialties 328 EZ Tach Plus

by Electronic Specialties
What We like

Easy to use and accurate, the Electronic Specialties EZ Tach is an inexpensive, reliable choice for most any homeowner who needs to check the RPM on an engine, or measure engine revolutions on an automotive engine.

9
8.2
SCORE
Autel Scanner MaxiCOM MK808, 2021 Newest OBD2 Car Diagnostic Scanner, Equipped with 25+ Maintenance Functions, All System Diagnosis, IMMO/EPB/BMS/SAS/TPMS/AutoVIN/ABS Bleeding (Original)

Autel Scanner MaxiCOM MK808

by Autel
What We like

Autel Maxicom MK808 is the most powerful and feature-rich OBD2 scanners in the market, the Maxicom MK808 is the latest and the most powerful Diagnostic Tool in the MaxiSys series, empowers you to read and clear diagnostic trouble codes, perform extensive engine diagnostics, view live data, and more.

10
7.1
SCORE
Electronic Specialties 146 Silver 12.5

Electronic Specialties 146 Silver 12.5" x 9.5" x 1.75" 54 Piece Automotive Connector Test Kit

by ESI
What We like

The Electronic Specialties Automotive Connector Test Kit was one of the hardest-working kits in our test group. Its excellent adaptability makes it useful not only for mechanics but also electricians looking to troubleshoot in unfamiliar spaces.

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