Car spark plugs

Car spark plugs

You may wonder what is car spark plugs as you heard before but not sure what is that in your car?

Spark plugs is a device which provide electricity from ignition system to the chamber of spark ignition engine.

The spark plugs play a critical role in the ignition system. When you turn on the engine, it will causes the coil to create the spark which ignites the air-fuel mixture into the engine cylinders to start the car . The number of spark plugs in the car is the same as the number of cylinders, although some car  manufacturers will use two spark plugs in one cylinder.

Over the period of time, the spark plugs is damage and need to get it replace. When the spark plugs is no longer in good condition as before , it will make the air-fuel mixture to arouse even harder and higher risk of causing engine misfire . When one of the spark plugs has malfunction , the car can still start and run but it will affect the performance . In some vehicles, spark plug replacement may be labor intensive and involve removal of the space.

Common sign appear to signal you that spark plugs need to be replace is the engine light is on and  the engine is vibrating that is noticeable to you .  If you still continue to drive when spark plugs is damage it will also cause further spoilt to the catalytic converter.

Catalytic converter is a exhaust which change toxic gas from internal engine into less toxic gas. It  need a very high temperature to change harmful gas to carbon dioxide , which is why the very  first catalytic converters were locate nearer to the engine to let it  heat up rapidly  but by doing so it will cause  vapor lock  and now  catalytic converters were moved to the  way further from the engine, and were then placed at the bottom of the vehicle.

When spark plugs are replace remember to monitor the cable ,if you notice  any abnormal symptom,  should inform your trusted mechanic.


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