How many kilometers should the spark plugs of BMW M4 be replaced?
1 Answers
BMW M4 spark plugs should be replaced every 80,000 kilometers. If the spark plugs are not replaced for a long time, it will cause many problems such as leakage in the vehicle's ignition system, increased fuel consumption, and decreased power. The most important thing is that it will cause difficulty in ignition, affecting the normal use of the vehicle. Spark plug replacement cycle: Under normal maintenance conditions, it should be replaced when driving 40,000 to 60,000 kilometers, but it may vary depending on the brand and engine. It is recommended to follow the user manual. The following standards can be referred to for maintenance and replacement: platinum spark plugs should be replaced at 40,000 kilometers, ordinary nickel alloy spark plugs should be replaced at 20,000 kilometers, and iridium spark plugs should be replaced at 60,000 to 80,000 kilometers. Steps to replace spark plugs: Open the hood, lift the plastic cover of the engine, remove the high-voltage distributor, and mark the position of each cylinder to avoid confusion. Use a spark plug socket to remove the spark plugs one by one. When removing, pay attention to whether there are leaves, dust, etc. on the outside, and be sure to clean them up. Put the new spark plug into the spark plug hole, turn it a few times by hand, and then use the socket to tighten it. Install the removed high-voltage distributor according to the ignition sequence, buckle the cover, and finally start the vehicle to check whether the spark plugs are working normally.
