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Question:

What's the reason for the engine oil pump ringing in the morning?

Sonata 6 cylinder morning taxi dadada big sound like the Volkswagen B5 engine chain expansion broken chain to the valve cover sound, car temperature reached 90 is not loud, and a high speed with the speed of 120 continuous driving not more than 20 kilometers, over 20 kilometers, more like a car with no oil if the valve is inside the chaos ring, and three cylinder ring, the outside does not ring, beg you master to solve!

Answer:

Hello, in the morning to start the car, generally not the oil pump sound, the chain is issued by the sound, because the car just did not come up with oil
Cold car is a normal phenomenon. Please feel free to use it.
It's the valve. It's just started in the morning. The oil hasn't come up. It'll be ready for a while

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