1. Check the battery:
- Ensure the battery cables are properly connected and not corroded.
- Try jump-starting the car using another vehicle or a portable battery booster to see if the battery has enough power.
2. Check the starter:
- Listen for a clicking sound when you turn the key. If you hear a clicking sound, it could indicate a problem with the starter solenoid or starter motor.
3. Check the fuel system:
- Make sure there is enough fuel in the tank.
- Check the fuel lines for any leaks or blockages.
- Make sure the fuel pump is working properly.
4. Check the ignition system:
- Check the spark plugs and spark plug wires to ensure they are in good condition and properly connected.
- Check the distributor cap and rotor (if applicable) for any cracks or damage.
5. Check the electrical system:
- Ensure the battery terminals are clean and tight.
- Check all the fuses and relays for any blown or damaged ones.
- Check the wiring for any damaged or loose connections.
If you are unable to diagnose and fix the problem yourself, it is best to take your vehicle to a professional mechanic for further diagnosis and repair.