Do I need to clean the throttle valve to change the spark plug?

It is not necessary to clean the throttle when replacing the spark plug. They are different systems. The spark plug is the ignition system, and the throttle valve is the intake system. Spark plug is an important part of the ignition system of gasoline engine. It can introduce high-voltage electricity into the combustion chamber to make it jump over the electrode gap to generate sparks, thus igniting the combustible mixture in the cylinder.

Replacement procedure of spark plug:

Open the engine hood, lift the plastic cover of the engine, remove the high-voltage branch line and mark it according to the position of each cylinder to avoid confusion.

Remove spark plugs with spark plug sleeves in turn. When disassembling, pay attention to check whether there are leaves, dust, etc. Outside, be sure to clean up.

Put the new spark plug into the spark plug hole, turn it by hand for several turns, and then tighten it with a sleeve.

Install the removed high-voltage branch line according to the ignition sequence, and fasten the cover plate.

Spark plug replacement cycle:

Under normal maintenance, it should be replaced after driving for 40 ~ 60 thousand kilometers. However, there will be differences due to different brands and engines. It is recommended to follow the user manual. Refer to the following standards for maintenance and replacement: 40,000 km to replace platinum spark plugs, 20,000 km to replace ordinary nickel alloy spark plugs, and 60,000-80,000 km to replace iridium spark plugs.

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