1. Dim or flickering headlights: If the alternator is not producing enough power, the headlights may become dim or flicker.
2. Difficulty starting: If the alternator is not producing enough power, the battery may not be properly charged, making starting the vehicle difficult.
3. Warning light: If the alternator warning light comes on, it means that there is a problem with the charging system, including the alternator.
4. Unusual noises: If the alternator is making unusual noises, such as grinding or squealing, it may be failing.
5. Electrical system problems: If other electrical components in the vehicle, such as the radio or power windows, are not working properly, it may be due to a faulty alternator.
6. Reduced battery life: If the alternator is not properly charging the battery, it can lead to reduced battery life.
It is important to have the alternator inspected and replaced if necessary to ensure that the electrical system of the Nissan Altima is functioning properly.