Pinpoint Test D : P06A0: Notes
WARNING: This page is about a different car, the 2017 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Electronic Engine Controls - 2.0L for schematic and connector information.
Refer to Electronic Engine Controls - 1.5L for schematic and connector information.
Normal Operation and Fault Conditions
The externally controlled variable displacement compressor is electronically controlled by the PCM. The PCM pulse width modulates the ground to the externally controlled variable displacement compressor to change the displacement of the A/C compressor.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| P06A0 | Variable A/C Compressor Control Circuit | This DTC sets when the PCM senses greater than expected voltage on the sensor feedback circuit, indicating a short to voltage or an open circuit or an open sensor. |
Possible Sources
- Fuses
- Wiring, terminals or connectors
- Low refrigerant charge
- A/C compressor
- PCM
Visual Inspection and Diagnostic Pre-checks
- Inspect for loose or corroded PCM and A/C compressor connections.
- Make sure BJB fuse 34 (10A) is OK.