What Is a Snap-on Scanner Code?

A Snap-on Scanner is a very high-end diagnostic device for cars, trucks and autos, and the most trusted top technicians use this device. This tool will communicate with most of the engine control units in cars, and there is no need for a different scanner for each make and model. If you are serious about repairing and diagnosing auto problems, then this is a must-have tool. It will not only save you time in fixing your automobile, it will save you money from having to go to an expensive mechanic.

What Is It?

  • The Snap-on Scanner is a mini computer that connects to a car's engine control unit. It is used to diagnose auto problems. A car puts out a code from one of its sensors when it detects something wrong, the only way to know what that code is, is by a code reader like a Snap-on Scanner. Once connected to the car via a special plug usually under the dash, you would be able to "read" the code and diagnose the problem.

What Do Codes Mean?

  • Codes are generated from the automobile's sensor when a fault is detected, usually when this happens a "check engine" light turns on to let you know that something is wrong in the engine. There are many different codes, and different meanings for each make and model of a car. The Snap-on Scanner does have full technical help included for the codes you wouldn't know. Usually, most of the time you can find what a code means in the Chilton, or Haynes manual, but with this tool, the descriptions are built in.

Does it Do Anything Else?

  • Yes, it can also read live data from the cars systems including, airbag, ABS and transmission information.

Can This Connect to the Computer?

  • Yes, the Snap-on Scanner comes with computer CDs that you can install into the computer. You can connect the Snap-on Scanner to analyze the data and information further.

How Does it Connect to All Makes and Models?

  • Different cables that are included connect to the different ports in the automobile. It really is an all around multi-compatible machine.