Title: Observe and record related HVAC data and trouble codes, using a scan tool.
Course: Automotive Technology III (20104-III) > Section: HEATING, VENTILATION, AND AIR CONDITIONING (HVAC): General-Air Conditioning (AC) System Diagnosis and Repair

Observation should include use of a scan tool. Diagnostic trouble codes (DTCs) should be interpreted by following symptom-based troubleshooting.

Process/Skill Questions:

- What type of DTC does the AC system store?
- What are the benefits of using a bidirectional scan tool?
- What data can be seen on the scan tool?