| Table 1: | HVAC Scan Tool Data List | 
| Table 2: | PCM Scan Tool Data List | 
Scan Tool Parameter  | Data List  | Units Displayed  | Typical Data Value  | 
|---|---|---|---|
Ignition: ON, Engine: OFF  | |||
Outside Air Temp.  | Primary ECC Data  | Degrees  | 23°C (74°F)  | 
Inside Air Temperature  | Primary ECC Data  | Degrees  | 23°C (74°F)  | 
Upper Outlet Temperature  | Primary ECC Data  | Degrees  | Varies  | 
Lower Outlet Temperature  | Primary ECC Data  | Degrees  | Varies  | 
Solar Sensor  | Primary ECC Data  | Counts  | Varies  | 
Blower Motor PWM Speed  | Primary ECC Data  | Percent  | 50%  | 
A/C Request  | Primary ECC Data  | NO/YES  | NO  | 
A/C LED On  | Primary ECC Data  | ON/OFF  | ON  | 
Recirc. LED  | Primary ECC Data  | ON/OFF  | ON  | 
Outside Air LED  | Primary ECC Data  | ON/OFF  | ON  | 
Rear Defog  | Primary ECC Data  | ON/OFF  | ON  | 
Mode Selection Position  | Primary ECC Data  | Bi-Level, Upper Outlets, Auto, Floor, Defog, Defrost  | Floor  | 
Mode Door Commanded  | Primary ECC Data  | Counts  | Varies  | 
Mode Door Actual  | Primary ECC Data  | Counts  | Varies  | 
Mode Door Max. Position  | Primary ECC Data  | Counts  | Varies  | 
Mode Door Min. Position  | Primary ECC Data  | Counts  | Varies  | 
Air Inlet Door Commanded  | Primary ECC Data  | Counts  | Varies  | 
Air Inlet Door Actual  | Primary ECC Data  | Counts  | Varies  | 
Air Inlet Door Max  | Primary ECC Data  | Counts  | Varies  | 
Air Inlet Door Min  | Primary ECC Data  | Counts  | Varies  | 
Air Mix Door Commanded  | Primary ECC Data  | Counts  | Varies  | 
Air Mix Door Actual  | Primary ECC Data  | Counts  | Varies  | 
Mix Door Max Position  | Primary ECC Data  | Counts  | Varies  | 
Mix Door Min Position  | Primary ECC Data  | Counts  | Varies  | 
Aux. Inside Air Temp.  | Auxiliary ECC Data  | Degrees  | 23°C (74°F)  | 
Aux. Upper Outlet Temp.  | Auxiliary ECC Data  | Degrees  | Varies  | 
Aux. Lower Outlet Temp.  | Auxiliary ECC Data  | Degrees  | Varies  | 
Aux. Blower Motor PWM  | Auxiliary ECC Data  | Percent  | 50%  | 
Aux. Mix Door Commanded  | Auxiliary ECC Data  | Counts  | Varies  | 
Aux. Mix Door Actual  | Auxiliary ECC Data  | Counts  | Varies  | 
Aux. Mix Door Max. Position  | Auxiliary ECC Data  | Counts  | Varies  | 
Aux. Mix Door Min. Position  | Auxiliary ECC Data  | Counts  | Varies  | 
Aux. Mode Door Commanded  | Auxiliary ECC Data  | Counts  | Varies  | 
Aux. Mode Door Actual  | Auxiliary ECC Data  | Counts  | Varies  | 
Aux. Mode Door Max. Position  | Auxiliary ECC Data  | Counts  | Varies  | 
Aux. Mode Door Min. Position  | Auxiliary ECC Data  | Counts  | Varies  | 
Scan Tool Parameter  | Data List  | Units Displayed  | Typical Data Value  | 
|---|---|---|---|
Engine Idling/Engine at Operating Temperature/Closed Throttle/Park or Neutral/Closed Loop/Accessories Off  | |||
A/C Clutch Feedback Signal  | Engine Data 2  | ON/OFF  | OFF  | 
A/C Relay Command  | Engine Data 2  | ON/OFF  | Off  | 
A/C Compressor Cycling Switch  | Engine Data 2  | Normal/Low Press  | Normal  | 
A/C Request Signal  | Engine Data 2  | NO/YES  | No  | 
A/C High Pressure Recirc  | Engine Data 2  | Open/Closed  | Open  |