Home » News » Product News » What is a obd-ii code reader?

What is a obd-ii code reader?

Views:0     Author:Site Editor     Publish Time: 2021-01-29      Origin:Site

Obd-ii code reader is the second generation of on-board self-diagnostic equipment requirements for light and medium vehicles. On-board diagnostic functions have been integrated into the hardware and software of the vehicle’s on-board computer to monitor every component that may actually affect emissions performance. If a problem or malfunction is detected, the obd-ii code reader system will illuminate the warning light on the vehicle dashboard to warn the driver. This warning light usually displays the phrase "Check Engine" or "Service Engine Soon" and usually contains an engine symbol.


Here is the content list:

Why do I need obd-ii code reader?

Regarding the type of obd-ii code reader.

What can obd-ii code reader do?

How to choose obd-ii code reader correctly?


Why do I need obd-ii code reader?

The millions of cars on the road and the continuous increase in mileage each day make them our single largest source of smoke. Although the emissions of a new car may be very low when it starts, improper maintenance or component failure may cause the vehicle's emissions level to rise sharply.


Research estimates that about 50% of the total emissions of later model vehicles are excessive emissions, which means that they are the result of emissions-related failures. The Obd-ii code reader is committed to ensuring that the vehicle remains as clean as possible throughout its life.


Regarding the type of obd-ii code reader.

There are several different types of obd-ii code reader currently on the market. Understanding these different variations will give you a better understanding of what you are looking for in a code reader. The fact that the code reader is so useful is enough to add it to your shopping list as a car owner. After understanding the different functions of the obd-ii code reader, you can make an informed decision when choosing the best scanner.


Code reader

Obd-ii code reader usually appears in a compact form, usually with a simple design, handheld obd-ii code reader contains an LCD screen and some buttons for operating the device. Bluetooth obd-ii code reader is a small device like an adapter. You can expect it to connect directly to the vehicle through the OBD port that is usually under the dashboard.


For example, if the vehicle's check engine light is on, the device will read the fault code and display it on the screen or App. In this way, technicians can better understand what is happening. These are the most common forms of code readers. Their price is usually the same as the price of diagnostic tests performed by professional technicians.


Scan tool

For more in-depth scanning, a new type of scanning tool has entered the automotive market. These tools are usually much more technologically advanced. For example, they provide a lightweight design and establish a connection between the vehicle and the application on the smartphone.


These scanners can monitor engine conditions, such as fuel pressure, which allows car owners to better understand the conditions under the hood. Although some  auto scan tool is more expensive than the mini obd-ii code reader, it is usually worth the additional investment for those concerned about vehicle maintenance.


What can obd-ii code reader do?

Surprisingly, the obd-ii code reader is a very useful tool. The obd-ii code reader can be used to troubleshoot car repair codes and clear the code. There are several reasons why the system code should be removed from the vehicle.


The first is to turn off the check engine light. In many areas, if there is a check engine indicator on the dashboard, the vehicle cannot be registered, and the obd-ii code reader can clear these codes fairly quickly.

The high-quality obd-ii code reader can also be used to solve the oil pressure, spark plug fire, and even get the vehicle identification code from the internal computer

These tools make the obd-ii code reader an indispensable tool for all car owners who want to maintain its maintenance and avoid the expensive diagnostic fees that auto mechanics usually charge for using so-called high-tech tools.


The Obd-ii code reader looks like a fairly simple device, doesn't it? Well, it is more than just a simple scanner. Obd-ii code reader can almost provide you with detailed reading information about vehicle malfunctions. Suitable for different brands and models. Whether you are using a Mercedes-Benz S500 or a Ford Raptor, you will still use the same connection to check the vehicle service code.


Except for the vehicle, the Obd-ii code reader does not have any power source, which means you don't need to buy a battery or charge the device. Obd-ii code reader is an indispensable tool, which can make vehicle maintenance more intuitive, more intuitive and in-depth. Normally, the Obd-ii code reader will always be able to read the fault code of the vehicle, but in some cases this will not happen.


How to choose obd-ii code reader correctly?

Using the Obd-ii code reader is obviously a good way to protect yourself from being overcharged by dishonest mechanics. These tools can be accessed through mobile devices such as mobile phones with simple applications. One of the reasons why ordinary car owners can develop steadily is because of these tools.


Today's Obd-ii code reader is also much cheaper than before, and you will be able to understand the situation under the hood. The most critical aspect of vehicle maintenance is that it can detect problems in advance, keep the vehicle in a running state, and save you money in many ways. A good Obd-ii code reader is a valuable tool for any car owner who encounters difficulties in car maintenance.


Fiberall Technology is a leading manufacturer dedicated to the research and development, design and production of automotive electronics. The main product is OBD diagnostic products. Our product range also includes micro OBD2, such as FA-V015 Bluetooth 4.0 micro OBD2 code reader and automatic scanning tool, suitable for Android and iOS black, V015 adopts a new type of handheld non-slip shell, operation More convenient. It is compatible with more than 95% of vehicles equipped with the OBD-II protocol, whether it is a gasoline engine or a diesel engine. If you want to know about other products, please contact us to get more information about OBD-II code readers, automatic diagnostic tools and other OBD related products!


3F, Huayang Bldg., Minwang Rd., Minzhi Sub-district, Longhua New Dist., Shenzhen, Guangdong, China


+86 13418549260

+86 13418549260





Copyright © 2020 Fiberall Technology (Shenzhen) Co., Ltd

OBD Code Reader OEM ODM Factory