On-board diagnostics (OBD) is an automotive term referring to a vehicle's self-diagnostic. An OBD 1.5 compatible scan tool is required to read codes generated by OBD 1.5. Additional vehicle-specific diagnostic and control circuits are. Aug 19, 2019  To be a really useful car diagnostic tool, a scanner should be able to interface with the car’s computer and display live data. Some scan tools are only designed to show a long list of all the available data values, while others allow you to pull specific parameter IDs (PIDs) and create a.

All vehicles manufactured since 1996 have a port which allows users to use OBD2 scan tools while those manufactured between 1981 and 1995 need OBD1 Scanners.

These scanners enable you to check vehicles performance in real time and detects any trouble codes. Vehicle’s scan tools are usually divided into three types depending on the skill or level of the user.

There are professional-grade scan tools which are capable of performing special functions which professional mechanics usually require.

Then there is do-it-yourself scan tool which allows you to monitor and diagnose issues in your vehicle without the need for a mechanic.

The last one is basic code readers that simply identifies the trouble codes and clears it.

With so manyScannersavailable in the market today, that may be OBD2 Scanners, OBD1-and-2 Scanners or OBD1 Scanners, getting the best one can be challenging.

A good scanner will be able to deliver the best performance which meets most of the customers’ expectations.

Many of us need an OBD1 and 2 Scanner (2 in 1) because we own both old and new vehicles.