AutomobileFreenftplaytoearnSpark plug as a key component of engine ignition systemFreenftplaytoearnIts performance directly affects the power output and fuel efficiency of the vehicle. However, many car owners have doubts about when spark plugs should be replaced. This article will analyze the replacement of automobile spark plugs for you from a professional point of view.
Time of replacement of spark plugs
Generally speaking, the service life of spark plugs is 3-100000 km, depending on the material and conditions of use of spark plugs. The service life of ordinary copper core spark plugs is relatively short, about 30-40, 000 km, while the service life of precious metal spark plugs (such as iridium and platinum) can reach 6-100000 km. However, in practical use, the replacement time of the spark plug also needs to refer to the driving condition of the car and the working state of the spark plug.
Signs that spark plugs need to be replaced
If the following conditions occur in your car, it may mean that the spark plugs need to be replaced:
It is difficult or impossible for the engine to start. There is an obvious jitter or stall phenomenon in the process of driving. Fuel consumption has increased abnormally. The engine noise increases.Matters needing attention for inspection and replacement of spark plugs
When checking and replacing spark plugs, you need to pay attention to the following:
Ensure that the engine is completely cooled before disassembly and replacement. Use correct tools and methods to avoid damage to spark plugs and engines. When replacing the spark plug, select the spark plug that matches the car model. Clean the spark plug mounting hole before installing the new spark plug to avoid dust and impurities affecting the sealing performance of the spark plug.Performance comparison of spark plugs made of different materials
Material service life price ignition performance ordinary copper core 30-40000 km lower general iridium gold 60-80000 km medium excellent platinum 8-100000 km high and goodTo sum up, the car owner should check the working status of the spark plug regularly during the use of the car, and choose the appropriate replacement time according to the mileage of the car and the performance of the spark plug. At the same time, when replacing the spark plug, we should pay attention to select the spark plug that matches the car model, and replace it according to the correct operation method.
