Pinpoint Test B : P0562:00 - ACCM (Air Conditioning Control Module): Notes
WARNING: This page is about a different car, the 2015 Ford C-Max. 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
The ACCM requires an operating voltage between 9 and 16 volts. The ACCM receives this voltage from the BJB. The ACCM has a single ground circuit located in the engine compartment wiring harness. Excessive resistance or an open in one or more of these circuits, a discharged battery or an inoperative charging system results in the ACCM setting a DTC.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| P0562:00 | System Voltage Low: No Sub Type Information | If the ACCM detects low voltage system voltage drops below 8.5 volts, this DTC sets after 5 seconds and the A/C electric compressor motor is stopped. |
Possible Sources
- Fuse
- Wiring, terminals or connectors
- ACCM
Visual Inspection and Diagnostic Pre-checks
- Verify BJB fuse 29 (10A) is OK.