Scan Tool Does Not Communicate With Class 2 Device

Scan Tool Does Not Communicate With W/Class 2 Data Line (Part 1 Of 5):

Scan Tool Does Not Communicate With W/Class 2 Data Line (Part 2 Of 5):

Scan Tool Does Not Communicate With W/Class 2 Data Line (Part 3 Of 5):

Scan Tool Does Not Communicate With W/Class 2 Data Line (Part 4 Of 5):

Scan Tool Does Not Communicate With W/Class 2 Data Line (Part 5 Of 5):