Automotive Instruments, Vehicle Service

How to Use OBD II Code Reader?


Cars are computers on wheels nowadays. An on-board diagnostic tool, or precisely OBD2, incorporated in car designs since 1996, has made it a mandatory requirement to gain knowledge about car diagnostics toolkits for each car owner. Most people use OBD II code reader to solve various car problems. An OBD2 detector is a common software that has been required by PA to be used by all automobiles with on-board diagnostic technology. This detector will track the ignition mechanism and automatic transmission in advanced fuel-injected vehicles.

How the OBD II Operate?

In simpler terms, the OBD2 is a type of projector sensor capable of collecting information from the automobile engine and other mechanisms. The screen can submit various signals to the gasoline injectors, including various car mechanisms to calculate things such as motor shaft, camshaft location, wind and cooling system, engine rpm, road velocity, and many others.

Using an OBD II Reader

OBD2 detectorNo wizards, talents, or expertise is needed to use an OBD-II device. The method is relatively easy, and although different models can provide different directions. However, there are many OBD 2 scanners Do’s and Don’ts, but the below is a general method that most models adopt.

Switch off your car and connect the OBD2 detector into the regular OBD II data link socket, which can be found under the car’s dashboard on the left-hand side of a staring. Usually, the ends of the wire would have a 16-pin connector that should fit perfectly into the vehicle’s socket.

Switch on the ignition button or drive the vehicle, whatever it is in the guide, and allow the scanner sometime to initialize. Most scanner versions will want you to click the power key to start the initialization method. Still, it is necessary to get an OBD2 scanner guide for a particular device, so you’re absolutely sure about it.

Whenever the scanner signals that it is prepared, key in the information that is needed. For the most part, this would include the kind, design and craft of the car’s engine, VIN, and several others. You could then launch a ‘scan’ or ‘test’ of the car’s diagnostic device. Again, many scanner versions will also have a key to start scanning, whereas others will require you to follow several instructions.

diagnostic error code

Once the automatic scanner has completed the screening process, it will send you a diagnostic error code or multiple codes. You could either type up these down, transmit them to your computer using a USB connection or WIFI if your detector is WIFI compliant.

You should then review these DTC keys in the guide to see what your vehicle is affected by. Many manuals could only show simple codes; however, if you need more codes, you could even search them on the internet since automobile versions usually have a different range of codes available on the internet.

Once you have done recording the fault codes, switch off the car’s ignition and gently disconnect the OBD2 device.