Spark plug is one of the main components in the ignition system of a car engine. On all gasoline engines have spark plugs. High-speed petrol engine is also equipped with two spark plugs per cylinder. Spark plug is the ignition coil to generate a high voltage electricity into the engine cylinder and between the electrodes of the spark plug gap spark to ignite the air / fuel mixture, so the spark plug is a very important component, the need for regular use of OBD Diagnostic Tool check spark plug operating state.

If you can not confirm the type of spark plug, recommended reference to the factory maintenance manual. Different models of automobile manufacturers specified maintenance intervals are not identical. Maintenance manual for a general basis, the different usage of different driving habits will affect the state of the spark plug.

If it is found in the cool car status car more difficult to start, with a clear sense of frustration while driving, idling jitter, or the engine acceleration performance can decrease, should be timely using Launch X431 Creader VIII or Launch X431 Cresetter tool check the spark plugs. Because the vehicle once appear, the above several kinds of performance, is likely to be due to aging caused by the spark plug.

The common phenomenon of spark plug: carbon or precipitate; electrode melting or corrosion.

Once that happens, it will cause the car to a cold start is more difficult, with a clear sense of frustration while driving, idling jitter, the phenomenon of self-extinction is frequently occurred, the engine speed performance is reduced, the power shortage and fuel consumption are increased.

When replacing the spark plugs must comply with the provisions of torque. Do not install too tight, too loose but can not be installed, otherwise it will cause the engine not working properly, recommend the use of special Autel MaxiSys Pro MS908P or Autel MaxiDas DS708 tools installation.

Source: http://www.focalobd.com/blog/how-long-to-replaced-the-car-spark-plug/

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