Symptom Chart(s)
WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Chart: Charging System
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. For information about these practices, REFER to: Diagnostic Methods .
Symptom Chart
| 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 F |
| Radio interference | Refer to the Pinpoint Test | GO to Pinpoint Test J |
| Charging system warning indicator is never or always ON | Refer to the Pinpoint Test | GO to Pinpoint Test O |