Obd1 and Obd2 Scanner Reviews: 5 Best Options

Dealing with a check engine light on an older or newer vehicle can be frustrating. You need a scanner that bridges the gap between OBD1 and OBD2 systems to diagnose both effectively.

This guide reviews five top-rated scanners, including a unique bundle that covers OBD1 adapters. Whether you’re a weekend mechanic or a pro, you’ll find the right tool to read codes, view live data, and get your car back on the road.

Innova 5610 OBD2 Scanner Bundle with OBD1 Connector Kit

The Innova 5610 bundle is a standout choice if you work on both OBD2 and OBD1 vehicles. It pairs the powerful 5610 bi-directional scan tool with a dedicated OBD1 adapter kit, covering GM models from 1982 to 1995 and more. You can perform KOEO, KOER, timing checks, and cylinder balance tests on older cars, making it incredibly versatile for classic car enthusiasts or shops with mixed fleets.

The 5610 itself offers real-time solutions and live data graphing to troubleshoot issues quickly. The included pouch keeps everything organized. While the OBD1 adapters are limited to specific makes, this bundle eliminates the need to buy separate tools. It’s a complete package for anyone needing to diagnose both modern and vintage vehicles without compromise.

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• [OBD1 Scanner Bundle] Looking for an OBD2 scanner that can diagnose both OBD2 and OBD1 vehicles? This bundle is for you! Featuring both the Innova 5610 and our OBD1 Kit, it’s the perfect bundle offer for those looking for a deal. To use the OBD1 connectors, please insert batteries into the scan tool.
• [About Innova 5610] Easily find and fix the problem with your vehicle using the INNOVA 5610 bi-directional scan tool. Get real-time solutions to troubleshoot your automotive issues and access OBD2 and OEM live data. Use INNOVA 5610’s Enhanced Data Stream to view live data for advanced systems like ABS, SRS, transmission, and engine.
• [About the OBD1 Kit] The OBD1 Kit contains various adapters for OBD1 vehicles, allowing you to perform the following tests: KOEO, KOER, Timing Check, Cylinder Balance Test, Output State Test, Wiggle Test.
• [Compatibility] The OBD1 adapters include: General Motors – 1982 to 1993 and some 1994 to 1995 models. Ford, Lincoln, Mercury – 1983 to 1995 models with EEC-IV Systems. Toyota / Lexus – 1991 to 1995. Chrysler / Dodge / Plymouth – 1984 to 1995. Jeep – 1993 to 1995. Honda.
• [Buy and Drive With Confidence] Our California-based, ASE-Certified Customer Support Team will assist you as you navigate through the product. Pair seamlessly with the RepairSolutions2 app to access wireless OBD2 live information and solutions. Free updates are included with no subscription fees required. Each product is tested internally and externally as this product is durable to impact.

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FOXWELL NT301 OBD2 Scanner Live Data Professional

The FOXWELL NT301 is a dedicated OBD2 scanner that excels at reading and clearing check engine lights with professional-grade live data. It graphs sensor information like oxygen sensors, fuel trims, and coolant temperature in real time, helping you spot trends and diagnose intermittent issues. The enhanced OBD2 modes give you deeper access to vehicle systems beyond basic code reading.

This tool is easy to use for DIYers, with a clear display and intuitive navigation. It also checks emissions readiness and resets monitors, which is handy for smog tests. However, it only works on OBD2 vehicles from 1996 and newer, so it won’t help with OBD1 cars. For a reliable, affordable OBD2-only scanner with graphing capabilities, the NT301 is a solid choice.

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• 【Read Fault Codes】About the read code funtion needs to be in the ignition on state and if the check engine light is on. If the vehicle is compatible with NT301, please select correct menu & ensure no hardware/wiring issues/obd2 interface damage for accurate results. The correct menu: Select OBDII-> Wait for seconds-> Select Read codes.
• 【Vehicle CEL Doctor】The NT301 obd2 scanner enables you to read DTCs, access to e-missions readiness status, turn off CEL(check engine light) or MIL, reset monitor, read live data and retrieve VIN of your vehicle. The fault code will appear again even though you cleared before, if you don't repair the car completely. The fault code only can be cleared by NT301 after car repair finished, as like all the obd2 scanner's working principle.
• 【Live Data Graphing & Accuracy for Most OBD2 Vehicles】View and log live sensor data in graph form—monitor oxygen sensors, fuel trims, coolant temp, RPM, and more. Spot trends and suspicious values in real time. Compatible with most 1996+ gasoline cars, light trucks, and SUVs sold in the U.S., as well as many 2000+ European and Asian models. Also works on 12V diesel vehicles equipped with OBD2. It's a basic code reader and DOESN'T't support to scan ABS, SRS, EPB, A/C systems, battery, etc, . It also DOESN'T support ANY special functions like bidirectional control, calibration or reset advanced function related.
• 【Advanced OBDII Modes 】 This car scanner provides enhanced obd2 modes capabilities: O-2 sensors test and EVAP system leak monitor. It allows you to run a leak check on your car’s EVAP system and assess the fuel tank’s condition. The O-2 sensor test helps optimize the air-fuel ratio, boosting fuel economy and cutting em-issions. Saving you money on gas and reducing your vehicle’s environmental footprint.
• 【OBDII Protocols & Compatibility】The NT301 supports OBDII protocols like KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN. The device is compatible with 1996 US-based, 2000 EU-based and Asian cars, light trucks, SUVs. Kindly check the vehicle compatibility before the purchase since the function comatibility and car compatibility vary from different car models, year and vin.
• 【S-mog Check Helper – Know Your Readiness Status at a Glance】With dedicated I/M readiness hotkeys and a simple Red-Yellow-Green LED indicator, you’ll instantly know if your vehicle is ready for em-issions testing. Built-in speaker provides audio feedback. No guesswork—just confidence before you head to the test center.
• 【A Must-Have Tool for Every Home Mechanic】Compact, rugged, and ready to use right out of the box. The 2.8” color screen is easy to read, even in daylight. No charging or setup required—just plug into the 16-pin DLC and start diagnosing. Recommended by professional mechanics on YouTube and trusted by DIYers worldwide.
• 【Lifetime Updates + 1-Year Seller Assurance】Enjoying plug and play and peace of mind with our 1-year seller assurance. No need to update before use. If you receive a damaged, used, or incomplete unit, we’ll replace it or issue a full refund. If you’re not satisfied and choose to return it, please mark it as “unsellable” so it won’t be resold to another customer—we appreciate your honesty.
• 【What It DOES NOT Do – Be Fully Informed Before Purchasing】This is a basic OBD2 code reader, not a professional scan tool. It does NOT support: ABS, SRS, EPB, A/C systems etc, ; Any special resets (bidirectional control/Calibration/Reset advanced function related). Please check compatibility before purchasing—functionality varies by year, make, model, and VIN.

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Innova 5410 All-System OBD2 Scanner Diagnostic Tool

The Innova 5410 goes beyond basic engine diagnostics by reading and clearing codes from ABS, SRS, transmission, and other systems. This makes it a comprehensive tool for modern vehicles from 1996 onward. You get real-time sensor data like RPM, fuel trims, and battery voltage, displayed in an easy-to-read format that helps you pinpoint problems faster than a basic code reader.

It’s designed for both DIYers and professionals, with Bluetooth compatibility that connects to America’s top car repair app for additional guidance. The scanner works with most US, Asian, and European cars, trucks, and SUVs. While it doesn’t support OBD1 vehicles, its multi-system coverage is a major advantage for diagnosing complex issues on newer cars. A reliable all-system scanner for serious diagnostics.

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• Comprehensive Vehicle Diagnostics – The Innova 5410 OBD2 scanner diagnostic tool reads and clears engine, ABS, SRS, transmission, and other systems. This mechanic tools device is ideal for anyone needing a code reader for cars and trucks to maintain vehicle health. Compatible with select vehicle makes and models; not universal.
• Real-Time Data & Accurate Scanning – View live sensor data such as RPM, fuel trims, temperature readings, oxygen sensor performance, and battery voltage. Unlike basic car code readers, this car scanner diagnostic tool provides more than just basic diagnostics, helping you pinpoint issues efficiently. To confirm vehicle coverage, please utilize Innova's Coverage Checker.
• Compatible with Most Vehicles (1996 & Newer) – The Innova 5410 is a reliable car diagnostic scanner and obd scanner that works with most cars, trucks, and SUVs from popular brands like Toyota, Ford, Honda, Chevrolet, Nissan, and Dodge. It’s a versatile scan tool for both home garages and professional shops. However, coverage may vary. Please check with Innova's Coverage Checker to confirm vehicle compatibility. Optional OBD1 coverage with separate OBD1 connectors (not included).
• Easy to Use for DIYers & Professionals – Whether you're a beginner or an experienced mechanic, this car code reader offers step-by-step guidance, making it simple to perform diagnostics. The handheld design makes it a scanner for car that’s easy to operate without subscriptions or hidden fees.
• No Subscriptions & Verified Fixes – Unlike other OBD2 scanners, the Innova 5410 offers accurate and verified fixes through the RepairSolutions2 app, trusted by 4M users, without any additional costs. This diagnostic scanner for vehicles ensures you stay prepared for any automotive issue.
• Check Coverage – Verify compatibility with the Innova 5410 using Innova’s coverage checker, as this car code reader's features may vary across various makes, models, and years. This versatile OBD2 scanner ensures you’re covered for diagnostics.
• Diagnóstico Automotriz Profesional – El escáner scanner para autos Innova 5410 ofrece herramientas de mecanica y escaner automotriz avanzados. Compatible con vehículos de 1996 y más recientes, incluyendo diagnóstico de motor, ABS, SRS y transmisión. Una herramienta confiable para profesionales y entusiastas.

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Innova 5210 OBD2 Scanner & Engine Code Reader with Battery Tester

The Innova 5210 combines an OBD2 code reader with a battery tester, giving you two essential tools in one. It reads and clears check engine and ABS codes (coverage may vary) and provides live data like RPM, engine temperature, and oxygen sensor readings. The built-in battery tester checks your car’s battery health, saving you a trip to the auto parts store.

It also features an oil reset function and smog check readiness monitor, making it convenient for routine maintenance. The Bluetooth connectivity works with a top repair app for added insights. This scanner is ideal for OBD2 vehicles from 1996 and newer, but it won’t work on OBD1 systems. For a versatile tool that covers diagnostics and battery testing, the 5210 is a practical choice.

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• OBD2 SCANNER & BATTERY TESTER IN ONE – The INNOVA 5210 OBD2 scanner not only reads and clears check engine light and ABS codes (coverage may vary) but also functions as a car battery tester to check alternator health and prevent unexpected breakdowns.
• LIVE DATA & REAL-TIME DIAGNOSTICS – Get instant access to OBD2 live data, including RPM, engine temperature, fuel trims, and oxygen sensor readings. The drive cycle readiness feature helps pass smog tests and emissions inspections with ease.
• ENGINE CODE READER – This automotive diagnostic tool works with most US, Asian, and European vehicles from 1996 and newer, including Toyota, Ford, Honda, Chevrolet, Nissan, Dodge, and more. Read and erase ABS (coverage may vary) and engine trouble codes with pinpoint accuracy. Please use Innova's Coverage Checker to verify coverage.
• OIL RESET & SMOG CHECK READINESS – The built-in oil light reset feature allows DIYers and mechanics to properly reset maintenance lights after an oil change. Check I/M readiness status to ensure your car is ready for an emissions test.
• NO SUBSCRIPTIONS – VERIFIED FIXES WITH FREE APP – Unlike other OBD2 code readers, the INNOVA 5210 provides verified fixes based on real-world repairs from ASE-certified mechanics. Trusted by 4M users, the RepairSolutions2 app on iPhone & Android gives you step-by-step repair guidance, suggested parts, and cost estimates—no extra fees or hidden subscriptions!
• CHECK COVERAGE – Verify compatibility with the INNOVA 5210 using Innova’s coverage checker, as this car code reader's features may vary across various makes, models, and years. This versatile OBD2 scanner ensures you’re covered for diagnostics.
• TROUBLESHOOTING – For a reliable connection and code read, turn the ignition to the ON position (engine off) before plugging in, and press the connector firmly into the OBD2 port under the dash until it fully clicks. Emission readiness monitors reset after any battery disconnect or code-clear and require a complete drive cycle to repopulate. This is standard vehicle behavior, not a tool malfunction.

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BlueDriver Pro Next Gen OBD2 Scanner – No Subscription

The BlueDriver Pro Next Gen is a professional-grade OBD2 scanner that connects via Bluetooth to your iPhone or Android. It diagnoses over 8,000 issues across systems like ABS, SRS, TPMS, and transmission, with no subscription fees. You get unlimited, technician-verified repair reports matched to your VIN, including definitions, causes, and confirmed fixes.

Live data monitoring and enhanced diagnostics for GM, Ford, and other makes make it a powerful tool for serious DIYers and pros. The app is intuitive and regularly updated. It only works on vehicles from 1996 and newer, so OBD1 cars are not supported. For a subscription-free, app-based scanner with deep system coverage, the BlueDriver Pro is a top contender.

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• [Diagnose Like a Pro] BlueDriver Pro Next-Gen is a professional OBD2 scanner and diagnostic tool that helps you scan, understand, and clear vehicle trouble codes with confidence. Turn your phone into a powerful car diagnostic scanner—no guesswork, no unnecessary repairs.
• [Read and Clear More Codes Than Ever] Read and clear more codes than basic car code readers. Access enhanced diagnostics for Check Engine, ABS, SRS, Airbag, TPMS, Transmission, and more on supported vehicles, including expanded coverage on newer model years.
• [Verified Fixes and Real-Time Data] Get unlimited, technician-verified repair reports matched to your VIN, with definitions, causes, and confirmed fixes. Monitor live vehicle data as you drive, view freeze frames, check smog readiness, and analyze Mode 6 test results.
• [Expanded Make & Model Coverage] Optimized for today’s vehicles with strong support for GM, Ford, Stellantis (RAM, Jeep, Chrysler), Toyota, Honda, Nissan, Mazda, Subaru, Hyundai, Mercedes-Benz, BMW, and VW. Enhanced communication on select 2024+ Nissan and Mazda models (see compatibility chart).
• [Gas Vehicles 1996+ & Select Light-Duty Trucks] Works with all gas-powered vehicles made in 1996 or newer, plus select light-duty trucks and diesels, including F-250, RAM 2500, Silverado, and Sierra. Built for daily drivers, family vehicles, and real-world truck use.
• [No Wires, No Hardware Hassle] This Bluetooth OBD2 scanner plugs directly into your vehicle’s OBDII port and connects wirelessly to your phone or tablet. Get professional-grade diagnostics without bulky cables or expensive handheld scan tools.
• [No Subscription Fees — Ever] One-time purchase includes full access to all features. No subscriptions, no add-ons, no accounts required, and no selling of personal data. Free app updates included.
• [24/7 Support You Can Trust] BlueDriver Pro sets the standard in car and truck diagnostics with 60,000+ reviews and features in Forbes, Motor1, and Car and Driver. Get 24/7 North American support via phone or in-app chat.

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Buyer’s Guide: What to Consider

Choosing the right scanner depends on your vehicle’s age and the systems you need to diagnose. Consider these key factors before making a purchase.

• OBD1 vs OBD2 Compatibility: Ensure the scanner supports your vehicle's protocol. OBD1 covers pre-1996 cars with manufacturer-specific connectors, while OBD2 is standard from 1996 onward.
• System Coverage: Basic scanners read engine codes only. For deeper diagnostics, choose a tool that covers ABS, SRS, transmission, and TPMS systems.
• Live Data and Graphing: Real-time sensor data helps you spot trends and diagnose intermittent issues. Graphing features make it easier to analyze oxygen sensors, fuel trims, and more.
• Ease of Use and Connectivity: Look for a clear display, intuitive menus, and Bluetooth or app support for added convenience. Some scanners offer guided repair reports.
• Additional Features: Battery testers, oil reset functions, and smog check readiness monitors add value. Consider what extra tools you need for routine maintenance.

Conclusion

Whether you need a dedicated OBD2 scanner or a bundle that covers OBD1 vehicles, the options above cater to different needs. The Innova 5610 bundle is the only one that includes OBD1 adapters, making it ideal for mixed fleets. For OBD2-only use, the BlueDriver Pro offers professional-grade app-based diagnostics.

Consider your vehicle types and diagnostic depth required. For most DIYers, the FOXWELL NT301 or Innova 5410 provide excellent value. Choose the tool that best matches your garage and budget.