Symptom Chart
| Condition | Possible Sources | Action |
|---|---|---|
| System voltage high | Fuse Wiring, terminals or connectors Engine, generator and battery grounds Battery Generator PCM |
GO to Pinpoint Test A . |
| System voltage low or battery is discharged | Fuse Wiring, terminals or connectors Engine, generator and battery grounds Radial arm adapter Battery Generator PCM |
GO to Pinpoint Test B . |
| The generator is noisy | Front End Accessory Drive (FEAD) belt Loose bolts/brackets Generator/pulleys |
GO to Pinpoint Test F . |
| Radio interference | Generator Wiring, terminals or connectors In-vehicle entertainment system |
GO to Pinpoint Test G . |
| Charging system warning indicator is never/always on | Wiring, terminals or connectors Instrument Panel Cluster (IPC) Generator PCM |
RETRIEVE Continuous Memory Diagnostic Trouble Codes (CMDTCs) from all modules. If any charging system DTCs are found, REFER to the Diagnostic Trouble Code (DTC) Chart . If no charging system DTCs are found, REFER to Instrumentation, Message Center, and Warning Chimes . |