2. Start the engine and let it run for at least 20 minutes. This will give the alternator time to charge the battery.
3. Check the voltage again. If the voltage is still below 22.5 Volts, you may need to replace the battery.
Here are some additional tips for maintaining your battery:
- Keep the battery terminals clean and free of corrosion.
- Avoid leaving the lights or appliances on for long periods of time.
- Don't let the battery discharge completely.
- Have the battery tested regularly, especially if you live in a cold climate.
By following these tips, you can help to extend the life of your battery and keep your vehicle running smoothly.