Auxiliary Heater and Air Conditioning Control Module Scan Tool Information
WARNING: This page is about a different car, the 2010 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
HVAC Control Module Scan Tool Data Parameters
| Parameter | System State | Expected Value | Description |
|---|---|---|---|
| Operating Conditions: Ignition ON, HVAC OFF | |||
| Aux. Blower Motor PWM | - | % | This displays %. This is the commanded blower motor speed measured in percentage. |
Auxiliary HVAC Control Module Scan Tool Output Controls
| Output Control | Description |
|---|---|
| Auxiliary Blower Motor | The scan tool displays Off or On selections. This function allows you to command the blower motor to its maximum (100%) or minimum (0%) speeds for 5 seconds. |
| Segment Check | The scan tool displays Commanded State: On or Off. This function allows you to illuminate all segments on the auxiliary HVAC control modules display. |