- Symptom Diagnostic Charts

Chart #1 Scan Tool Will Not Communicate With Class 1 (Part 1 Of 2):

Chart #1 Scan Tool Will Not Communicate With Class 1 (Part 2 Of 2):

Chart #2 Scan Tool Will Not Communicate With Class 2 (Part 1 Of 2):

Chart #2 Scan Tool Will Not Communicate With Class 2 (Part 2 Of 2):