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Ask Honest John - Why is my engine making a knocking sound when cold?

I have a SEAT Leon 2015. When cold there is a knocking noise coming from the engine. It sounds like it is in the area in front of the steering wheel.
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Engine knock sound - explained

What is the knocking sound coming from my engine? What is engine knock? Why is my engine making a knocking noise? Engine knock, or pinging, occurs when a separate pocket of air-fuel mixture ignites ...
The Daily Dot

‘How should we proceed?’: 2019 Infiniti comes in with engine noise. Here’s how a good mechanic diagnoses the client’s car

An auto mechanic assessing a 2019 Infiniti with engine noise first chided the customer for trying to make up for running it low on oil by overfilling it and then sought to diagnose it. Featured Video ...