Pinpoint Test M : The A/C (Air Conditioning) Is Always On - A/C (Air Conditioning) Mode Always Commanded On: Notes
WARNING: This page is about a different car, the 2015 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Automatic Climate Control System for schematic and connector information.
Normal Operation and Fault Conditions
Refer to A/C Request. Refer to: Climate Control System - Vehicles With: Dual Automatic Temperature Control (DATC) - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| P1464 | A/C Demand Out Of Self Test Range | This DTC sets when the PCM senses an A/C request during a PCM self-test. |
Possible Sources
- Wiring, terminals or connectors
- A/C pressure transducer
- Evaporator temperature sensor
- HVAC control module
- PCM
Visual Inspection and Diagnostic Pre-checks
- Inspect for loose or corroded PCM or HVAC control module connections.