There will be no mechanism for fuel to burning in the combustion process without a spark. For many years, spark plugs have been an important part of the core internal combustion. Spark plugs are required to convey an electrical impulse from the ignition switch at a specified moment, causing the air-fuel combination within the combustor to spark.
Each car requires a particular spark plug composed of specified elements and with a specified spark plug gap determined by a professional during installation. Clean spark plugs will effectively burn fuel, but poor or failed spark plugs will enable the engine to not ignite at all.

Spark plugs, like engine oil, fuel screens, and air purifiers, need to be serviced and maintained on a regular basis to keep your motor running smoothly. Spark plugs must be changed every 30,000 to 50,000 miles in most automobiles sold in America.
Some contemporary cars, pickups, and SUVs, on the other hand, feature improved ignition mechanisms that essentially eliminate the need for spark plug replacement. There are nevertheless instances where a spark plug burns out or exhibits signs of failure, irrespective of any warranty or promises made by the car manufacturer.
Slow Acceleration
A malfunction with the ignition switch is the most prevalent reason for the poor acceleration in most automobiles. The issue could be a broken sensor in today’s sophisticated engines, which have several sensors that inform the onboard CPU and combustion system when and how to send electrical impulses to ignite the spark plug.
Sometimes, though, the problem is as straightforward as a worn-out spark plug. A spark plug is made up of components that combine to create a hot sufficient spark to burn the air/fuel combination. Once those components wear out, the spark plug’s performance deteriorates, resulting in a significant reduction in vehicle performance.
Reduced Fuel Economy
When a car spark plug is installed properly, it aids in the efficient burning of fuel. When this happens, your car’s gas mileage will be better than usual. When the spark plug isn’t working properly, it’s usually because the spacing between both the spark plug terminals is too near or too far apart. Instead of changing the spark plug totally, many technicians will remove it, inspect it, and readjust the gap to factory specifications. It’s possible that a blown-out spark plug is to blame for your vehicle’s decreased fuel economy.

Misfiring Engine
When the engine malfunctions, it’s usually because of a problem with the ignition system. For most modern autos, the problem is caused by a sensor issue. However, it could also be produced by a faulty ignition system wire or the ignition system tip that attaches to the wire. Frequent stuttering or spitting sounds from the engine indicate a motor misfire. If the engine continues to misfire, exhaust fumes will rise, engine power will fall, and fuel efficiency will suffer.
Because of the numerous troubles that might arise as a result of engine misfiring, you should call a technician as soon as possible.