10 Best check engine code readers of 2026

Explore top picks

Best Choice

1

ICARZONE

ICARZONE All Systems OBD2 Scanner, MA200 Plus Car Code Reader for 10000+ Car Models, with 6 Services Full OBD2 Live Data Battery Test Diagnostic Scan Tools Lifetime Free Upgrade
9.7

Exceptional

Our Rating
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Value for Money

2

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

Comprehensive Diagnostic Capabilities
Reads and clears DTCs, retrieves live data, and turns off CEL.

Ideal for DIY and Professional Use
Suitable for mechanics and car owners for quick diagnostics.

Praised User Interface
Intuitive and easy navigation praised by customers.
Key specs
- Live Data:Supported
- Reset Services:Check engine light reset
- Special Features:Live data, OBDII monitors
- Power Source:Vehicle DLC
- Screen Size:2.8 inches
9.6

Exceptional

Our Rating

9.1
worth the money

9.1
Precision

9.1
Simple to use
3

ANCEL
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)
Main highlights

Comprehensive Diagnostic Capabilities
The ANCEL AD310 reads and clears engine codes, displays live data, and supports all OBDII protocols for extensive vehicle compatibility.

Ideal for DIY Mechanics
Perfect for car owners who want to diagnose engine issues themselves and save on mechanic fees.

User-Friendly and Portable
Praised for its ease of use, portability, and quick diagnostic results according to customer reviews.
9.5

Excellent

Our Rating

9.7
Instruction

9.7
Simple to use

9.5
worth the money
4

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

Comprehensive Diagnostic Tool
Features built-in OBD2 DTC lookup library to identify engine issues.

Ideal for DIY Car Maintenance
Best for personal use on most vehicles since 1996.

User-Friendly Interface
Praised for ease of use and intuitive design.
9.4

Excellent

Our Rating

9.5
Simple to use

9.3
worth the money

9.3
Precision
5

ICARZONE

ICARZONE OBD2 Scanner MA100 Professional Car Code Reader OBDII Scan Tool for Check Engine Light Read and Clear Engine Error Codes for All 1996 and Newer OBD2 Protocol Vehicle Ease Use Plug-Play
9.2

Excellent

Our Rating
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6

VDIAGTOOL
VDIAGTOOL VD10 OBD2 Scanner Code Reader Car Diagnostic Tool Engine Fault Code Reader for Turn Off CEL with Freeze Frame/I/M Readiness for All OBDII Protocol Cars, OBD2 Scanner Diagnostic Tool
Main highlights

Easy Diagnostic Access
Simple plug & play design for quick car diagnostics.

Versatile Compatibility
Ideal for post-1996 vehicles, supporting all OBDII protocols.

User-Friendly Interface
Praised for clear display and ease of use by customers.
Key specs
- Live Data:Yes
- Reset Services:Yes
- Special Features:Check Engine, DTC Lookup
- Power Source:OBD2 Data Link Connector
- Screen Size:N/A
9.1

Excellent

Our Rating
7

ANCEL
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
Main highlights

Wide Compatibility with US Vehicles
Supports all OBDII protocols on vehicles from 1996 onwards, making it versatile for most US cars.

Ideal for DIY Vehicle Diagnostics
Perfect for car owners wanting to perform basic diagnostics and reset error codes themselves.

Highly Praised for Money-Saving
Customers appreciate its ability to reset codes, saving on mechanic visits.
Key specs
- Live Data:Yes
- Reset Services:Emissions codes, MIL light
- Special Features:OBDII diagnostics, multilingual
- Power Source:OBDII Data Link Connector
- Screen Size:2.4 inches
8.9

Very Good

Our Rating

9.7
clearly written

9.5
worth the money

9.1
Precision
8

TopDiag
Check Engine Code Reader, Car Diagnostic Scanner, Vehicle Code Reader for Cars and Trucks, OBD 2 Scanner, T200
Main highlights

Quick and Accurate Diagnostics
The T200 scanner provides fast, accurate results and clears engine codes quickly.

Ideal for DIY Enthusiasts
Perfect for DIYers to diagnose car issues without prior knowledge.

Highly Compatible
Supports 1996+ US, 2000+ EU, Asian cars, light trucks, SUVs.
Key specs
- Live Data:Reads live data
- Reset Services:Clears diagnostic trouble codes
- Special Features:Check Engine Code Reader
- Power Source:OBDII Data Link Connector
- Screen Size:N/A
8.7

Very Good

Our Rating
9

Zmoon
ZMOON ZM201 Professional OBD2 Scanner Diagnostic Tool, Enhanced Check Engine Code Reader with Reset OBDII/EOBD Car Diagnostic Scan Tools for All Vehicles After 1996, 2025 Upgraded
Main highlights

Comprehensive Diagnostic Capabilities
The ZM201 offers full OBDII modes, live data, DTC lookup, and vehicle compatibility from 1996 onwards.

Ideal for DIY Vehicle Maintenance
Perfect for car owners wanting to diagnose and fix issues themselves.

Ease of Use Praised by Customers
Customers appreciate its simplicity and effectiveness in identifying car issues.
Key specs
- Live Data:Live data stream
- Reset Services:Free-lifetime software updates
- Special Features:OBDII Modes Scanner
- Power Source:Type-C cable
- Screen Size:2.8-inch
8.5

Good

Our Rating
10

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

Effortless Code Reading and Clearing
The Autel MS309 OBD2 scanner quickly reads and clears diagnostic trouble codes, saving time and money on repairs.

Perfect for Emissions Testing
Ideal for checking I/M Readiness status to ensure your vehicle passes annual smog checks.

Highly Praised for User-Friendliness
Customers appreciate its simplicity and effectiveness in diagnosing and clearing error codes.
Key specs
- Live Data:Freeze frame data
- Reset Services:Clear codes
- Special Features:OBD2 code reader
- Power Source:N/A
- Screen Size:N/A
8.3

Good

Our Rating

9.7
Simple to use

9.7
clearly written

9.5
worth the money

10 Best check engine code readers of 2026

1

ICARZONE All Systems OBD2 Scanner, MA200 Plus Car Code Reader for 10000+ Car Models, with 6 Services Full OBD2 Live Data Battery Test Diagnostic Scan Tools Lifetime Free Upgrade

How do we rank?

How do we rank?

Analyzing top stores

2

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

9.1

9.1

9.1

3

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)

9.7

9.7

9.5

4

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

9.5

9.3

9.3

5

ICARZONE OBD2 Scanner MA100 Professional Car Code Reader OBDII Scan Tool for Check Engine Light Read and Clear Engine Error Codes for All 1996 and Newer OBD2 Protocol Vehicle Ease Use Plug-Play

6

VDIAGTOOL VD10 OBD2 Scanner Code Reader Car Diagnostic Tool Engine Fault Code Reader for Turn Off CEL with Freeze Frame/I/M Readiness for All OBDII Protocol Cars, OBD2 Scanner Diagnostic Tool

7

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

9.7

9.5

9.1

8

Check Engine Code Reader, Car Diagnostic Scanner, Vehicle Code Reader for Cars and Trucks, OBD 2 Scanner, T200

9

ZMOON ZM201 Professional OBD2 Scanner Diagnostic Tool, Enhanced Check Engine Code Reader with Reset OBDII/EOBD Car Diagnostic Scan Tools for All Vehicles After 1996, 2025 Upgraded

10

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

9.7

9.7

9.5

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