How to Fix a Broken Car Engine

1. Check the spark plugs

The spark plugs are responsible for igniting the fuel in the engine. If they are worn out or damaged, the engine will not be able to start. To check the spark plugs, remove them from the engine and inspect them for any damage. If the spark plugs are black or oily, they need to be replaced.

2. Check the ignition coils

The ignition coils are responsible for providing the spark plugs with the electricity they need to ignite the fuel. If the ignition coils are faulty, the engine will not be able to start. To check the ignition coils, use a multimeter to measure the resistance between the terminals. If the resistance is too high or too low, the ignition coils need to be replaced.

3. Check the fuel filter

The fuel filter is responsible for removing impurities from the fuel. If the fuel filter is clogged, the engine will not be able to get the fuel it needs to run. To check the fuel filter, remove it from the fuel line and inspect it for any debris. If the fuel filter is clogged, it needs to be replaced.

4. Check the fuel pump

The fuel pump is responsible for delivering fuel from the fuel tank to the engine. If the fuel pump is faulty, the engine will not be able to get the fuel it needs to run. To check the fuel pump, use a fuel pressure gauge to measure the fuel pressure at the fuel rail. If the fuel pressure is too low, the fuel pump needs to be replaced.

5. Check the air filter

The air filter is responsible for removing impurities from the air. If the air filter is clogged, the engine will not be able to get the air it needs to run. To check the air filter, remove it from the air intake and inspect it for any debris. If the air filter is clogged, it needs to be replaced.

6. Check the timing belt

The timing belt is responsible for synchronizing the timing of the engine’s valves and pistons. If the timing belt is broken or damaged, the engine will not be able to run. To check the timing belt, remove the timing belt cover and inspect the belt for any cracks or tears. If the timing belt is damaged, it needs to be replaced.

7. Check the head gasket

The head gasket is responsible for sealing the combustion chamber. If the head gasket is blown, coolant and oil will leak into the combustion chamber. This can cause the engine to overheat and seize. To check the head gasket, look for any signs of coolant or oil leaking from the engine. If you find any leaks, the head gasket needs to be replaced.

8. Check the engine for any other damage

If you have checked all of the above items and the engine still does not start, there may be other damage to the engine. To check for other damage, you will need to take the engine apart and inspect it for any broken or damaged parts.

9. If you are not comfortable working on your own car, take it to a mechanic

If you are not comfortable working on your own car, you should take it to a mechanic. A mechanic will be able to diagnose the problem and fix it for you.