Best OBD2 Scanners Built for Check Engine Issues

If you’re dealing with a check engine light, we’ve got you covered — from simple sensor issues to more complex engine problems.

We’re better, faster, and simpler than most scan tools.

Innova OBD2 Scanner
Verified to work with 1996 - 2024 vehicles
100M+ ASE-verified fixes
No subscriptions. Free updates.

Know What’s Wrong in Seconds

The Innova 5610 has the capability to scan all systems within your vehicle, whether that be
your engine, brakes (ABS), airbags (SRS), transmission, audio, windows, and others.

Not Sure
What To Fix?

When connecting to our optional RepairSolutions2 app, we provide you with the exact fix needed for your vehicle’s specific problem. No subscriptions.

You don’t need countless fixes—just the right one. Innova’s system goes beyond codes to diagnose your vehicle and pinpoints the exact solution.

All fix suggestions have been verified by ASE Master Technicians.

One of the best features of our RepairSolutions2 app is its ability to provide direct links to car repair parts tailored specific to your trouble code and vehicle.

Simply select your preferred retailer, and with just a click of a button, you’re all set!

Our database is able to compare your vehicle data with millions of other vehicles and suggest you upcoming vehicle failures & repairs.

This way, you’ll be able to potentially prevent

Get unlimited vehicle scans, available whenever you need them.

Plus, export them as PDF files anytime you want.

Passing SMOG doesn’t have to be stressful. See exactly which monitors you’ve passed, which are still incomplete, and which aren’t supported.

Get a clear, big-picture view of your car’s health.

Built With Your Comfort In Mind

Quickly connect and start diagnosing with no hassle. Clear instructions, simple controls, and immediate feedback make it easy to handle car diagnostics yourself.

Quickly connect and start diagnosing with no hassle. Clear instructions, simple controls, and immediate feedback make it easy to handle car diagnostics yourself.

Icon 1

Single Handed Use

Use easily with one hand.
Features large buttons and ergonomic design.

Icon 2

Flexible Power Source

Powers from your vehicle or optional internal batteries. Ideal for immediate use and storage.

Icon 2

Unmatched Support

Get started easily with our manuals, video tutorials, and forums.

American Engineering

With Innova scanners, repairs that once needed professional tools are now DIY accessible. Go from feeling limited to confidently handling more advanced repairs. Earn recognition for your expertise, reliability, and trustworthiness.

412,000 hours of research and development.
325,000 hours of testing.

With Innova scanners, repairs that once needed professional tools are now DIY accessible.

Go from feeling limited to confidently handling more advanced repairs. Earn recognition for your expertise, reliability, and trustworthiness.

412,000 hours of research and development. 325,000 hours of testing.

JPEG Sequence
Icon 1

Authentic OEM Data

Licensed directly from manufacturers, providing you with reliable data for every diagnostic and repair.

Icon 2

Hassle Free Updates

Simply plug in—no tricks, no hassle. It's completely free, including updates for the latest model year vehicles.

Icon 2

USA Quality & Support

Designed by factory-trained ASE Master Techs for rigorous and intuitive operation. No subscriptions required.

Award-Winning OBD2 Scanners

Author

“One of the most versatile OBD scanners around”

Author

“Despite the cost, it's a valuable investment for those extensively involved in car maintenance.”

Author

“Simple to operate and automatically reads codes as soon as it is plugged in.”

Author

“It's worth the investment if you work on cars more than the average person.”

Compare Check Engine
Scanners

Curious how Innova fares against other brands?

Curious how Innova fares against other brands?

Innova 1000 Innova SD35 Innova 5610
Learn moreLearn More For $99.99   $119.99 You’re on this page Learn MoreFor $159.99   $199.99 Learn more Learn MoreFor $349.99   $379.99
Essential Diagnostics
Essential Diagnostics
Yes

Check Engine
Essential Diagnostics
Yes

Check Engine
Essential Diagnostics
Yes

Check Engine
Yes

SMOG / Emissions
Yes

SMOG / Emissions
Yes

SMOG / Emissions
Yes

Freeze Frame
Yes

Mode 6 / Freeze Frame
Yes

Mode 6 / Freeze Frame
Yes

Auto Re-Link
Yes

Auto Re-Link
Yes

Auto Re-Link
Yes

Code Priority
Yes

Code Priority
Yes

Code Priority
Yes

Code Severity
Yes

Code Severity
Yes

Code Severity
Yes

Battery & Charging System Test
Yes

Battery & Charging System Test
Yes

Battery & Charging System Test
Yes

8 OBD Modes
Yes

All 10 OBD Modes
Yes

All 10 OBD Modes
No

Drive Cycle Procedures
Yes

Drive Cycle Procedures
Yes

Drive Cycle Procedures
Yes

ABS Brake Codes
Yes

ABS Brake Codes
Yes

ABS Brake Codes
Yes

OBD Live Data
Yes

OBD Live Data
Yes

OBD Live Data
Yes

Live Data Graphing / Record / Playback
Yes

Live Data Graphing / Record / Playback
Yes

Live Data Graphing / Record / Playback
Yes

SRS Airbag Codes
Yes

SRS Airbag Codes
Yes

SRS Airbag Codes
Yes

Oil Light Reset
Yes

Oil Light Reset
Yes

Oil Light Reset
Yes

All System Scan
Yes

All System Scan
Yes

All System Scan
Advanced Features
Advanced Features
Yes

Battery / BMS Reset & Initialization
Advanced Features
Yes

Battery / BMS Reset & Initialization
Advanced Features
Yes

Battery / BMS Reset & Initialization
No

Read Hybrid Battery Cell Voltage
Yes

Read Hybrid Battery Cell Voltage
Yes

Read Hybrid Battery Cell Voltage
No

ABS Bleeding
No

ABS Bleeding
Yes

ABS Bleeding
No

EPB Reset
No

EPB Reset
Yes

EPB Reset
Yes

Read TPMS
Yes

Read TPMS
Yes

Read TPMS
Yes

Read Transmission Temperature
Yes

Read Transmission Temperature
Yes

Read Transmission Temperature
Yes

Brake Pad Life
No

Brake Pad Life
Yes

Brake Pad Life
No

OEM Live Data: Engine, Trans, TPMS, ABS, SRS
No

OEM Live Data: Engine, Trans, TPMS, ABS, SRS
Yes

OEM Live Data: Engine, Trans, TPMS, ABS, SRS
No

Bidirectional System Test
No

Bidirectional System Test
Yes

Bidirectional System Test
No

Special Functions, Routines, and Calibrations
No

Special Functions, Routines, and Calibrations
Yes

Special Functions, Routines, and Calibrations

No

OBD1 CoverageRequires OBD1 Connector
No

OBD1 CoverageRequires OBD1 Connector
Yes

OBD1 CoverageRequires OBD1 Connector

Yes

Compatible with RS2 App
Yes

Compatible with RS2 App
Yes

Compatible with RS2 App

NOTE: Please be aware that not all features are supported by all vehicles, as it varies based on each vehicle’s year, make, and model. To confirm feature coverage, please use Innova’s Coverage Checker.

Frequently Asked Questions

Still have a question in mind? Contact us directly!

Contact us

The best OBD2 scanner for check engine light diagnostics is one that can quickly read, clear, and explain trouble codes. Look for a scanner that not only identifies the issue but also provides repair solutions, so you know how to fix the problem—not just what it is.

Most OBD2 scanners can read and clear generic check engine light codes, but the best OBD2 scanners for check engine go further by showing manufacturer-specific codes, live data, and verified fixes to ensure accurate diagnosis.

An OBD2 scanner for check engine problems saves time and money by helping you understand why your light is on before visiting a mechanic. It gives you control, helps you avoid guesswork, and can prevent unnecessary repairs.

The best OBD2 scanner for check engine should include features like:
  • Fast code reading and clearing
  • Definitions of trouble codes
  • Live data and freeze frame info
  • Verified repair suggestions
  • Compatibility with your make and model

Not always. Many consumer-level OBD2 scanners can handle check engine diagnostics with ease. However, if you want advanced functions like bidirectional testing or deeper system scans, you may need a professional-grade tool like the Innova 5610.

All Innova scanners are compatible with any OBDII compliant vehicle manufactured after 1996 or newer. However, available features may vary depending on your specific vehicle.

To understand the specific features compatible with your vehicle, please use our Coverage Checker.

No, we do not charge any update or subscription fees.

Yes, we have a very easy return process and want our customers to have a great buying experience.

We also offer a limited 1-year warranty for all of our products.

Ready for the Perfect OBD2 Scanner?

Choose your scanner and start fixing issues in minutes. No subscription required.

Shop Scanners Built for Check Engine
  • Check EASY 30-DAY
    RETURNS & REFUNDS
  • Check 1-YEAR
    WARRANTY
  • Check FAST
    SHIPPING
  • CheckBUY NOW,
    PAY OVER TIME