Pinpoint Test I : The Air Conditioning (A/C) Is Always On - A/C Mode Always Commanded On: Notes
Normal Operation and Fault Conditions
Control System Logic, 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. |
Body Control Module (BCM) DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B101E:23 | Air Conditioning Mode Switch General Signal Failures Signal: Stuck Low | This on demand DTC sets when the BCM senses a path to ground on the A/C control circuit when a self test is being performed. |
Possible Sources
- Wiring, terminals or connectors
- HVAC control module
- BCM