Car Engine Won’t Turn On

Causes

• Dead battery
• Faulty starter
• Bad alternator
• Loose or corroded battery cables
• Ignition switch problems
• Fuel pump problems
• Spark plug problems
• Engine control module (ECM) problems

Troubleshooting

1. Check the battery. If the battery is dead, it will need to be replaced or recharged.
2. Check the starter. If the starter is faulty, it will need to be replaced.
3. Check the alternator. If the alternator is bad, it will need to be replaced.
4. Check the battery cables. If the battery cables are loose or corroded, they will need to be cleaned or replaced.
5. Check the ignition switch. If the ignition switch is faulty, it will need to be replaced.
6. Check the fuel pump. If the fuel pump is faulty, it will need to be replaced.
7. Check the spark plugs. If the spark plugs are faulty, they will need to be replaced.
8. Check the engine control module (ECM). If the ECM is faulty, it will need to be replaced.

Prevention

• Regularly maintain your car’s battery and charging system.
• Keep your car’s battery terminals clean and free of corrosion.
• Avoid jump-starting your car too often.
• Have your car’s starter and alternator checked regularly.
• Follow your car’s manufacturer’s recommended maintenance schedule.

When to See a Mechanic

If you are unable to fix the problem yourself, you should take your car to a mechanic. A mechanic will be able to diagnose the problem and make the necessary repairs.