How To Use OBD2 Scanner? Step by step Scanning tool using guide


how to use obdII scan toolImagine driving down the highway and you notice that the engine light is on. This can be disgusting but at the same time, a warning of the trouble your car may be having. Such an issue can be diagnosed by the use of an obd2 scanner. Here is the details explanation, how to use obd2 scanner!

The OBDII scan tool is the advanced version of the OBDI scanner. OBD stands for on board diagnostics. The obd2 was discovered after the year 1996 which is a universal tool and compatible with many cars. On the other hand, the obd-I is vehicle specific and not as effective as the obdII. On board diagnostics is the standardized way of getting into your vehicle’s computer. Many cars at the moment use this tool to diagnose computerized issues that your vehicle might be facing. You can read difference between obd1 and obd2 here.

How To Use OBD2 Scanner?

If you decide to acquire an obd2 scanner, you will require knowing how to use it so that you can read the codes and identify what the problem with your car is. To use this tool effectively, here are the steps of how to use it:

  • Acquire an obd2 scanner

The Obd2 Installing process isn’t hard at all. Obd 2 scan tools can be found at various auto-parts and online stores. There are different types of obd II scan readers to choose from. If you have a Bluetooth-enabled smartphone, you can decide to download an app to understand the data and get an obd 2 scan tool that will show the codes and explanations directly on your phone.

  • Identify the diagnostic link connector in your car

This can be detected with much ease. It is a triangular shaped 16-pin connector that is usually based below the left-hand side of the dash close to the steering column. In case you’ve any difficulty detecting the diagnostic link connector, look for the location on the internet by use of your vehicle’s model and year, or check the owner’s manual.

  • Put the scanner into the diagnostic link connector

The obd 2 reader functions when the ignition is on. You don’t have to start the engine but after turning on your ignition, you will see that the scan tool will come to life. Ensure you put in the right fuse. If your car is old, be keen to properly put the tool in the DLC.

  • Enter in your car data

Some cars will need you to put your vehicle information (VIN) and also the make and model of your car. In addition, you might be needed to specify the engine type. This procedure greatly varies with regard to the scanning tool.

  • Find the menu

After the scan tool has completed booting up, search for the menu. Open the main codes through trouble codes or codes. This varies depending on the type of car and year of the car. Most of the scanning tool have this kind option. Although, Innova 3150 scan tool menu setting looks very easy to me.

  • Understand what the letters and numbers mean

It is important to know the codes as every code begins with a letter that shows what system the code is referring to. After the letters, the numbers follow and also have their own meaning. For instance it can be P2xxx.

  • Diagnose your car

For you to be an expert in diagnosing obdII codes, you need years of training and practice to properly diagnose it. One thing to note before repairing your vehicle is that the codes alone will not show you what sections of your car have to be replaced or repaired.

  • Reset your check engine light

After making repairs, you can reset the check engine light of your car using the obd2 readers.

An OBD-II scan tool is an excellent equipment that enables a driver to know why the engine light is on and get to diagnose the issue with their car. The steps we’ve provided above can guide you easily and you will find that using the obd2 scanner is very simple.


Please enter your comment!
Please enter your name here