OBD2 diagnostic port tester easily detects interrupted/faulty supply and communication diagnostic wires. 

The purpose of the Advanced OBD diagnostic port tester is to make a full test of all kinds of 12V car diagnostic ports. It cannot be used to diagnose defects on the car, but nonetheless using it has a good economic effect, as it saves time and protects expensive diagnostic scanners against damages due to malfunctions in the car's diagnostic port or problems with the car’s electrical system. 

In the set:
OBD port tester – main device
Cable OBD2 male to female DB15

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