Pinpoint Test L : The A/C (Air Conditioning) Is Always On - A/C (Air Conditioning) Mode Always Commanded On: Notes
The A/C is Always On - A/C Mode Always Commanded On
Refer to Wiring Diagrams MANUAL 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: Electronic Manual Temperature Control (EMTC) - 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.