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3 Greatest OBD2 scanners for house mechanics

3 Greatest OBD2 scanners for house mechanics


The OBD is brief for On-Board Analysis, a diagnostic protocol that retains monitor of car operation. When the automotive is working, its management modules monitor how every system performs. They do that utilizing a spread of sensors, and when their values are out of predetermined vary, the automobile warns a driver with a corresponding warning gentle. As well as, a bother code is saved throughout the management module. All vehicles from 1996 onwards have the OBD2 system built-in into their construction. Nonetheless, accessing these bother codes is just attainable with a scan device, which hooks as much as the OBD2 port.

Over time, we have now been utilizing nearly each OBD2 scanner model that exists to diagnose automobile issues. All the pieces from a budget ELM327 adapter, FIXD sensor, Autel, SnapOn, TopDon, and even dealer-level scanners reminiscent of MB Star. We rapidly realized that selecting one of the best OBD2 scan device might be complicated even for auto mechanics and automobile homeowners on the lookout for an excellent DIY scanner.

After testing too many OBD2 scanners, we had been pissed off with a minimum of considered one of these points:

  1. Restricted Management Unit Protection – The scanner can solely diagnose engine, airbag, transmission, or ABS however not different techniques.
  2. Solely One Automobile Model – Helps all system diagnostics for one make and mannequin. If you should diagnose different automobile manufacturers, you have to pay extra.
  3. No Bidirectional Assist – The scanner doesn’t help you check parts or sensors. For instance, if the automobile is provided with air suspension, you cannot activate the compressor with the scanner to carry out testing.
  4. Yearly Replace Charges – The scanner requires a yearly subscription, or you have to pay to replace.
  5. Velocity – The scanner is just too gradual to scan autos and skim and clear codes.
  6. No Support – No tutorials on tips on how to use the scanner. Lack of gradual response from the assist workforce.
  7. Worth – As a result of many customers are unfamiliar with scanners and what they will do, we discovered that scanners with restricted performance had been usually overpriced.

Autos as we speak want a variety of consideration and good OBD2 scanners that may diagnose varied management items. The test engine gentle codes are saved within the Engine Management Unit (ECU), which is just one of over twenty management you might be discovered in your automobile. That is why a superb diagnostic device must do extra than simply learn and clear codes that set off the warning gentle. Subsequently, we determined to focus this text on diagnostic scan instruments that may diagnose all of the techniques in your automobile and others that supply one of the best worth for the cash.

Greatest OBD-II scanner – our picks

1. YOUCANIC Full System Scanner


The YOUCANIC scanner permits automotive homeowners and automotive technicians to learn diagnostic bother codes for any management unit discovered on the automobile. As well as, it’s going to allow the automobile proprietor to take automobile upkeep and troubleshooting into their very own arms. Not solely are you able to learn and clear codes from any management unit on any automobile make, however you may as well view reside information. This scanner supplies bidirectional assist that different scanners present on diagnostic scanner fashions whenever you spend over $1000. Bidirectional assist lets you use activate solenoids or pumps to diagnose an issue, identical to a supplier tech can.

The YOUCANIC scanner plugs in on to the diagnostic OBD2 port underneath the driving force’s dashboard. The scanner is hard-wired as an alternative of utilizing a Bluetooth dongle. A rugged handheld scanner that matches the wants {of professional} mechanics whereas nonetheless being reasonably priced sufficient for DIYers.

2. Autel MaxiCOM MK808

Autel Maxicom OBD2 Scanner

Subsequent, we come to Autel, which is likely one of the most well-known names within the enterprise. Their gadgets are praised for his or her efficiency and flexibility. The newest mannequin within the MaxiCom vary, codenamed MK808TS, doesn’t fall quick. It provides nearly any function knowledgeable or DIY mechanic may have. This contains entry to all management modules, live-data monitoring, and bidirectional testing. Moreover, there are additionally issues like service reset and sensor programming.

With a 7-inch touchscreen show, this scanner is smaller than different comparable gadgets from Autel’s vary. However this doesn’t must be a downside, because it makes it much less cumbersome to make use of. The pop-up stand on the again provides to the practicality, permitting the machine to be mounted on the dashboard. The producer is especially happy with the scanner’s TPMS function, which is similar as of their fashionable TS601 TMPS device.

There are some drawbacks, such because the picture high quality, which can be a bit low for some. As well as, the IMMO perform, which resets the Anti-Theft system or relearns the keys, doesn’t work effectively with some European vehicles. And over $700 is a little more costly than a YOUCANIC scanner.

3. LAUNCH X431 V Professional


Like Autel, Launch is an enormous identify in diagnostic gear. We have now included their X431 V Professional on this choice, as many specialists favor it. That is the biggest machine on the record, with a 10-inch touch-sensitive show that exhibits a picture in high-definition. It additionally has a pair of cameras, front and back, identical to most tablets do. Predictably, this scan device provides you entry to all automobile modules and is bidirectional, like the opposite two.

However right here’s the X431 V Professional’s get together piece – this scan device can calibrate ADAS on most makes and fashions. This may be useful, as these semi-self-driving techniques have gotten extra frequent in trendy vehicles.

The draw back of this diagnostic machine is its worth, which is roughly $900. This makes it nearly twice as costly because the Youcanic scanner. For the additional cash, all you get is ADAS assist and a crisp show.

Sorts of OBD2 scan instruments for house mechanics

There’s a variety of automotive diagnostic instruments available on the market, every providing totally different capabilities, and options. But additionally, there is perhaps a noticeable worth distinction between seemingly comparable gadgets. This will likely create confusion when automotive homeowners attempt to determine which scan device is finest suited to their wants. So, to assist out with this, we’ll go over three important kinds of automotive scanners.

OBD2 reader

It is a fundamental machine that solely provides entry to drivetrain codes. With it, you’ll be able to see what diagnostic code has triggered the test engine warning gentle and erase it. As well as, a lot of them will help you monitor the reside information. However anything, just like the ABS or Airbag techniques, is past their attain.

Automobile-specific OBD2 readers

These are extra highly effective variations of the beforehand talked about gadgets. Their important upside is the flexibility to entry all automobile modules and skim test diagnostic codes. Carly OBD2 Bluetooth or BlueDriver Bluetooth adapters are a superb instance right here. On the draw back, these scanners normally work with one specific model solely.

Diagnostic instruments

The sort of gear provides knowledgeable stage of perception into the automotive’s infrastructure at a stage of licensed restore outlets. Other than getting access to all modules and saved codes, they will additionally begin varied diagnostic procedures. This bidirectional assist lets you check parts and pumps to slender down the issue and keep away from misdiagnoses. Skilled diagnostic instruments will work with most makes and fashions, however some exemptions could exist.


OBD2 scanners are an absolute must-have for any automotive fanatic these days. Not solely will they offer a fast perception into what triggered a warning gentle, however they can even assist remedy it. Nonetheless, there are all types of gadgets available on the market, starting from these with restricted choices to very succesful however costly ones. However with YOUCANIC full system scanner, you’ll get dealer-lever diagnostic assist at an reasonably priced worth. This makes it one of the best scan device throughout.


Greatest OBD2 scanner for a house mechanic in 2022?

YOUCANIC Full System Scanner is one of the best scanner you may get for the cash. It’s designed to present the facility again to the automobile proprietor and keep away from costly dealership visits.

What OBD2 scanner does Autozone use?

Autozone makes use of varied manufacturers of fundamental code readers. The scanners used at AutoZone will solely be capable of learn and clear engine or transmission-related OBD2 codes.

Is it price shopping for automotive scan instruments for house automotive repairs?

Sure, definitely. A very good OBD2 scanner will help you learn, clear, and diagnose any warning gentle. However, fundamental OBD2 scanners that hook as much as your automotive through Bluetooth is probably not well worth the funding. Usually, these can solely learn and diagnose engine codes.

What sort of OBD2 scan device do I want?

The YOUCANIC Full System Scanner is all you should diagnose any automobile, identical to any supplier can. As well as, it’s sensible and simple to make use of.

How to decide on one of the best automotive scanner to purchase?

The YOUCANIC Full System Scanner is far cheaper than different full system scanners whereas giving the identical stage of perception right into a automobile’s reside information and different working parameters.

What are one of the best OBD-II scanners available on the market?

YOUCANIC UCAN-II Full System Scanner, which we designed after testing a variety of totally different scanners. Many scanners can solely work on sure makes, whereas the YOUCANIC scanner works on all makes. Many different scanners can solely diagnose just a few techniques, reminiscent of engine, airbag, or abs, whereas YOUCANIC Full System Scanner can diagnose all automobile techniques.

Do OBD2 scanners work on all vehicles?

All OBD2 scanners work on 1996 and newer autos to learn and clear the test engine gentle. Solely good scanners such because the YOUCANIC full system scanner works on all vehicles and might diagnose any warning gentle, together with traction, airbag, transmission, local weather management, lights, and every other system. A Fundamental OBD2 scanner could not present any codes when there’s a downside, and there are bother codes in a management unit.

Are Bluetooth scanners any good?

Most Bluetooth OBD2 scanners have very fundamental performance. They will solely diagnose the test engine gentle and solely learn codes from the Engine Management Unit, which is just one out of 20+ management items discovered on trendy autos.

Are Automobile Diagnostic Scanners Common?

Not all automotive diagnostic scanners are common. Many low cost automotive scanners can solely diagnose the test engine gentle or could solely diagnose all techniques on one automotive make or mannequin. The YOUCANIC full system scanner is really common and might diagnose all issues on all vehicles.

Are low cost OBD2 automotive scanners any good?

They’re good for diagnosing the test engine gentle and clearing test engine warning lights. Additionally, they’re good for retrieving the fault code that triggered the test engine gentle. In case you have different warning lights on, an affordable OBD2 scanner is just not good and gained’t present any fault codes.

What’s one of the best OBD2 scanner to make use of at house?

The most effective OBD2 scanner to make use of at house is YOUCANIC Full System Scanner. It was designed particularly to present automotive homeowners a strong performance much like what the sellers use.

Can You Use a Scan Device Whereas Driving?

You should use a scan device whereas driving to stream reside sensor information. Nonetheless, don’t use the scanner to reset management items or energetic sensors whereas driving.

Can an OBD2 scanner injury your automotive?

Not going. We have now been engaged on vehicles for over 30 years and haven’t had a single challenge case the place an OBD2 scanner broken the automotive.

Do Automotive Scan Instruments Work on ALL Vehicles?

Solely good scan instruments work on name vehicles and might scan all management items. YOUCANIC Full System Scanner is designed to work on all vehicles and hook up with all management modules or management items.

Do I Want a Code Reader or a Scan Device?

Code reader and scan device are interchangeable phrases. You want an excellent diagnostic device that may learn and clear codes out of your automobile’s techniques, not simply the engine management unit or powertrain module.



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