Symptom Chart: Charging System
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
| Condition | Possible Sources | Actions |
|---|---|---|
| System voltage high | Refer to the Pinpoint Test | GO to Pinpoint Test A |
| System voltage low or battery is discharged | Refer to the Pinpoint Test | GO to Pinpoint Test B |
| The generator is noisy | Refer to the Pinpoint Test | GO to Pinpoint Test C |
| Radio interference | Refer to the Pinpoint Test | GO to Pinpoint Test D |
| Charging system warning indicator is never or always on | IPC Generator PCM Wiring, terminals or connectors |
RETRIEVE Diagnostic Trouble Codes (DTCs) from all modules. If any Diagnostic Trouble Codes (DTCs) are found, Refer to DTC Chart(s) . If no Diagnostic Trouble Codes (DTCs) are found, REFER to: Instrumentation, Message Center and Warning Chimes . |
| Load Shed Message Displays in IPC message center and/or centerstack infotainment display | Refer to the Pinpoint Test | GO to Pinpoint Test I |
| Battery Saver - System Off displays in centerstack infotainment display | Refer to the Pinpoint Test | GO to Pinpoint Test I |