Symptom Table

SYMPTOM TABLE

Condition	Possible Sources	Action
The battery is discharged or battery voltage is low	High key-off current drain(s) Engine, generator and battery grounds Positive battery cable Circuitry Battery Generator	GO to PINPOINT TEST A .
DTC P0622 - Generator field terminal circuit (charging system warning indicator on)	Circuitry Powertrain control module (PCM) Generator	GO to PINPOINT TEST B .
The charging system warning indicator is on with the engine running and DTC P0622 is not present	Circuitry PCM Generator	GO to PINPOINT TEST C .
The generator is noisy	Accessory drive belt Loose bolts/brackets Generator/pulley	GO to PINPOINT TEST D .
Radio interference	Generator Circuitry In-vehicle entertainment system	GO to PINPOINT TEST E .