Pinpoint Test A : DTC P0562: Notes
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0562
Refer to Wiring Diagram Transmission Controls for schematic and connector information.
Normal Operation and Fault Conditions
The GSM requires an operating voltage between 9 and 16 volts. The GSM receives this voltage from the BCM and has a single ground circuit. Excessive resistance or an open in one or more of these circuits, a discharged battery or a inoperative charging system results in the GSM setting a DTC.
GSM: DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| P0562 | Battery Voltage Low: Circuit Voltage Below Threshold | This DTC sets in continuous memory if the voltage supplied to the GSM falls below 9 volts for more than 3 seconds. |
Possible Sources
- Fuses
- Wiring, terminals or connectors
- GSM
Visual Inspection and Diagnostic Pre-checks
- Make sure the vehicle battery terminals and cables are free of any corrosion and other contaminants.
- Make sure the vehicle battery terminals are tightened to their correct torque specifications.
- Make sure BCM fuse 13 (7.5A) is OK.