Pinpoint Test P : P193E: Notes
WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Manual Climate Control System , for schematic and connector information.
Refer to Automatic Climate Control System , for schematic and connector information.
Normal Operation and Fault Conditions
An internal failure of the PCM, BCM or HVAC control module; or a failure in the hardwired A/C request circuit or the HS-CAN causes the PCM to set a DTC.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| P193E | A/C Clutch Request Signal | This DTC sets when the PCM does not receive the A/C enable request from the BCM. |
Possible Sources
- Network concerns
- HVAC control module
- PCM