The best OBD2 scanner and car code reader 2021

When your dashboard lights up, or your automobile begins working rough, any variety of factors could be wrong. If you are mechanically inclined and have the appropriate instruments, you could save oneself a whole lot of dollars by diagnosing and working on your automobile oneself. Just one resource that can make the diagnosis much easier and will never break the bank is an OBD2 scanner and automobile code reader. 

A scanner and automobile code reader that plugs specifically into the OBD2 port in your automobile to entry the onboard personal computers and systems. The scanner will study the hassle codes place out by the car or truck to help you diagnose the trouble so you can take care of it and get back on the road. Even if you are on a restricted budget, you can nonetheless get a good quality OBD2 scanner and automobile code reader, which could save you a trip to the mechanic. These are some of the ideal OBD2 scanners and automobile code visitors at a variety of value points and expertise ranges.

Very best on a budget



The HyperTough HT309 OBD2 Scan Automotive Diagnostic Device Code Reader is a uncomplicated, straightforward-to-use automobile code reader for car or truck proprietors on a budget. You can use this model to study and distinct motor diagnostic hassle codes in all 1996 and newer U.S., European and Asian autos. The backlit Lcd exhibit display reveals generic, company-distinct and pending codes to figure out why your examine motor light is on. This unit can also retrieve car or truck data like the CIN, CIN and CVN. If you dwell in a state with emissions requirements, you can also watch and examine the inspection routine maintenance (I/M) readiness standing to see if your car or truck would pass the test.

There are no added connectors or cables necessary with this OBD2 automobile code reader due to the fact it employs a regular 16-pin connector. The reader also employs the car’s battery ability to perform so that you will never will need batteries. For $20 or considerably less at most significant vendors, the HyperTough HT309 is a excellent decision for a budget card code OBD2 reader and scanner.


  • Simple to use

  • Cheap

  • Plug and engage in

  • Operates with all autos 1996 and newer

  • No batteries, added connectors or cables necessary



Very best for budget facts selection



For the car or truck proprietor on the budget who wants to record dwell facts, the Auto AutoLink AL329 Code Reader OBDII Scanner is a action up from the HyperTough HT309. The Autel Autolink has all the same functions as the HyperTough but consists of the capacity to graph, record and replay dwell facts taken from your car or truck. This assists diagnose distinct sensors that could bring about your car or truck to set a examine motor light.

When the HyperTough has only two buttons to enter or exit and scroll with a small exhibit display, the Autel has a more substantial exhibit display for much easier viewing and arrives with an added button dedicated to checking emissions standing. The LED indicator lights easily let you know if there is a trouble with the car’s motor. The purple indicator alerts a trouble, and a diagnostic hassle code (DTC) is existing, while yellow reveals there might be a trouble, and environmentally friendly offers the all-distinct.


  • Equipped to graph, record and replay dwell facts

  • Cheap

  • Significant exhibit display

  • LED indicator lights for brief diagnosis


Very best for budget smartphone accessible diagnostics



For Android and Iphone people who never want to offer with a separate scanner, the Actron CP9600 U-Scan Smartphone Interface Scan Device plugs specifically into the OBDII port and employs your smartphone to exhibit its results. This scan resource will work on all autos 1996 and newer with both Asian and domestic examine motor lights. For 1996 to 2013 tends to make and products, the Actron CP9600 also reads and erases anti-lock brakes (Abdominal muscles), airbags (SRS) and transmission codes. 

The Actron CP9600 also offers authentic-time motor facts, such as coolant temperature, RPM, sensor readings, mass air move, oxygen sensor and far more. Simply just plug in the resource and download the application to your smartphone to get commenced. The car or truck exercise log offers a historical past of the car or truck strategies and exams presently accomplished, and the MyGarage feature assists you easily entry and regulate vehicles. With CodeConnect, fixes for the DTCs are noted and verified by Actron’s crew of ASE-accredited technicians to give the each day driver the self-confidence in correcting insignificant repairs.


  • Can be left linked to your OBD2 port at all instances

  • Operates with Android and Iphone

  • Read authentic-time motor facts from your phone

  • Reads multiple automobile systems in newer tends to make and products


Very best for budget Bluetooth DTC diagnostic code examining and clearing



If you are only concerned about examine motor lights but nonetheless want the ability of utilizing your smartphone relatively than an OBD2 scanner, contemplate the FIXD Auto Diagnostic Gadget. This uncomplicated unit plugs into the OBD2 port for most 1996 and newer gasoline-run vehicles and 2008 and newer diesel vehicles, offering only the diagnostic hassle code with out the facts.

Simply just plug in the unit, start off your car or truck and faucet the scan button on your smartphone to get commenced. FIXD will work with multiple vehicles utilizing the same application, related to driving monitoring gadgets made available by automobile insurance policies businesses. For a regular monthly rate of $5.eighty three, you can get upgraded functions like chatting to a mechanic, realizing how a lot a fix could price, predicting potential challenges and obtaining car or truck historical past if you plan to buy a utilised automobile in the potential. 


  • Can link multiple gadgets with 1 application

  • Hold track of car or truck routine maintenance

  • Provides car or truck historical past for utilised autos (premium services expected)


  • It does not perform for all tends to make and products

  • Only reads and clears examine motor light

  • Need to fork out an added rate for upgraded functions

Very best Bluetooth all-procedure diagnostics



If you are a mechanic who does most of your personal repairs and needs a Bluetooth alternative, the Autel MaxiAP AP 200M is the ideal with out breaking your budget. When the application is absolutely free to use, it requires an annual upgrade rate of $19.ninety nine to continue on diagnosing all your car’s systems for an additional 12 months. This multifunction scanner turns your smartphone into a car or truck diagnostic powerhouse and consists of routine maintenance services functions that rival a mechanics scan resource.

The Autel MaxiAP AP 200M is an all-procedure diagnostic resource that is able of executing most of your normal routine maintenance services, such as:

  • Oil existence

  • Throttle angle reset

  • Diesel particulate filter (DPF) regeneration

  • Electronic parking brake (EPB)

  • Steering angle sensor (SAS)

  • Battery administration procedure (BMS)

  • Airbag reset/deployment loops

  • Anti-lock brake (Abdominal muscles) procedure bleeding

With the Autel MaxiAP AP 200M, you get OE-degree procedure diagnostics with a significant degree of accuracy, which can save you thousands in excess of browsing a mechanic for services.


  • All-procedure diagnostic plug-in resource with a absolutely free smartphone application

  • Operates with all 1996 and newer U.S, European and Asian autos

  • Records diagnostic facts in authentic-time to crank out fix stories

  • Cheap for the functions made available


Very best for superior Do-it-yourself mechanic or new technician



With a value issue less than $200, this plug-in OBD2 scanner is a excellent alternative for a new technician just starting out or a seasoned Do-it-yourself mechanic who is aware of their way close to a automobile. The Launch CRP123X arrives with a significant 5″ color exhibit High definition touchscreen for straightforward viewing and is rechargeable, so it truly is prepared each time you will need it.

The scan resource will work with in excess of fifty seven automobile models, masking OBD2/EOBD/JOBD vehicles. The Launch CRP123X also consists of a battery voltage tester and automatic VIN technology to help you identify your automobile swiftly with out possessing to enter it manually. You can update the software anytime when linked to Wi-Fi with absolutely free life span updates with just 1 simply click. The updated battery is new in 2021, upgraded from 4000mAh to 6100mAh to present an even for a longer period time between expenses. The four-in-1 dwell facts graph generates a diagnostic report that can be shared with a mechanic as necessary.


  • Absolutely free life span updates

  • Consists of a battery tester

  • 5″ High definition touchscreen exhibit

  • Upgraded battery existence in 2021 model

  • Supports fifty seven automobile models


  • Only will work with Android seven. OS or newer

  • Verify to make guaranteed suitable with your car or truck

  • Support can take time to reply

Very best for qualified degree operation



If you have the budget and want a good quality OBD2 scanner and automobile code reader that rivals dealership degree diagnostic instruments, the Innova FixAssist 5160RS is a excellent decision. With bi-directional control, this scanner can test the operation of electric powered motors, clutches, and actuators. It performs all reset features to total repairs or routine maintenance like steering angle reset, DPF regeneration, and parking brake calliper resets for newer vehicles with an electric powered parking brake.

On top rated of scanning and clearing all systems, the FixAssist 5160RS can also:

  • Test hybrid battery cell voltage

  • Bleed the Abdominal muscles procedure

  • Verify and recalibrate TPMS/tire force

  • Relearn throttle system

  • Test for compression

  • Test cylinder balance

  • Relearn cam crank situation

With an optional adapter, this model can also perform on OBD1 vehicles from 1981 to 1995 Ford, GM, Chrysler, Honda and Toyota. If you are doubtful if your particular automobile is lined, you can enter your car or truck data or VIN at the Innova website to ensure it will perform prior to buy.


  • Finish operation of all car or truck systems

  • Optional OBD1 coverage with added adapter

  • Carry out dealership degree relearn strategies

  • Can execute electronic parking brake services and Abdominal muscles brake bleeding for newer autos

  • It can be paired with diagnostic application RepairSolutions2 for smartphone entry


How did we decide on these merchandise?

The standards utilised to decide on these merchandise incorporate the price of the resource, practical functions, smartphone entry abilities, procedure use and capacity to use with multiple tends to make and products. I also spoke with a handful of mechanics in my regional area who perform at dealerships and independent shops to get their tips on models and functions they use and have experienced optimistic activities with. The ideal OBD2 scanners and automobile code visitors listed over arrive at a variety of value points with various functions and vary from primary automotive expertise to qualified wants. 

Which is the appropriate 1 for you?

When buying for the ideal OBD2 scanner and automobile code reader, contemplate what you will need the resource to do. If you only want the capacity for checking an motor light, then 1 of the budget products might be ample. On the other hand, if you do your personal mechanical perform and will need an superior model related to what a dealership has, contemplate the bigger finish scanners with far more ability. As soon as you’ve got narrowed down your selections, make guaranteed to examine that the OBD2 scanner and automobile code reader will perform with your particular make and model. 

With confined inventory in new and marginally utilised autos, the average utilised automobile buyer is searching at autos seven or far more model years previous. When you might get a excellent buy value, the likelihood of a trouble is larger with an older model car or truck. Getting the ideal OBD2 scanner and automobile code reader for your make and model can help you save even far more by diagnosing and correcting your automobile oneself.

Do OBD2 visitors perform on all autos?

Most OBD2 scanners and automobile code visitors do not perform on all autos. If you are searching for an OBD2 scanner or automobile code reader, you should examine if it will work with your particular make and model prior to buying it.

Is it truly worth buying an OBD2 scanner?

It might be truly worth buying an OBD2 scanner if you can do your personal mechanical perform and will need a resource to scan your malfunctioning lights. Some of the far more superior products can examine all the car’s systems, while the primary products only study examine motor light codes. Undertaking your personal diagnostics and repairs could save you thousands by not possessing to fork out a mechanic to do the perform you can do oneself.

Is it Okay to leave OBD2 plugged in?

Indeed, it is okay to leave the OBD2 scanner, and automobile code reader plugged in. When it will never harm your automobile, it draws small quantities of ability, so in excess of time, it could drain and destroy your battery if you do not travel your automobile consistently.

Are there solutions truly worth taking into consideration?

There are thousands of OBD2 scanners and automobile code visitors to decide on from. Take into account your wants for a scanner or automobile code reader and your budget when researching the available alternatives. Although the OBD2 scanners and automobile code visitors talked about are some of the ideal, there are nonetheless solutions truly worth taking into consideration:

  • Cen-Tech OBDII Code Reader: If you have a Harbor Freight near by, this code reader is marginally far more high-priced than the HyperTough, but it has all the same functions and might have a far more strong situation.

  • Launch CRP123: The upcoming action down from the Launch CRP123X, this model is much less expensive but does not arrive with the tire force checking reset resource.