Facing regular noises on your car will probably be distressing, a automobile is so complicated that it is most of the time tricky to track down its origin and even more complicated to find the part that motives it. In the event you too have already experienced a cold engine noise on your Audi A4, we can surely help you. Indeed, our team made the decision to compose this article content in order to review the main motives of an engine that rattles when cold on your Audi A4. First we will take a look at engines that is rattling only when starting, then because of improper oil and finally because of glow plugs.

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The engine of my Audi A4 is rattling only when starting

If the engine of your Audi A4 generates a cold rattles, especially when starting and which fades quickly afterwards, it is possible that your engine lubrication is to blame. Indeed, the oil strainer (the part that sucks up the oil and makes it rise to the top of the engine) can be harmed and therefore take time to make the oil rise when it is still very viscous. If this is your case, after a few tens of seconds the engine that slams your Audi A4 should go back to normal operation because the lubrication of the engine will be done normally, make sure examine the condition of the engine.

Engine of my Audi A4 that rattles when cold because of too fluid oil

Another possibility which can justify an engine which cold rattling on your Audi A4 is that during an oil change the selection of oil was not best, in fact, engine oils differ on their viscosity, which we will compare with the “W” value, the higher this value is the thicker the oil will be and vice versa. If a too fluid oil has been picked, it is possible that when cold, the lubrication it allows is not adequate to limit engine slamming, compare the oil used and the oil advised by the manufacturer, if your engine clicking is strong or if it persists on your Audi A4, do not be reluctant to change it with the right oil.

Engine that rattles when cold on my Audi A4 cause of the glow plugs

If you have a diesel engine, your engine is rattling when cold, and it has difficulty starting when it is cold, it may be your Audi A4 glow plugs that are nearly good to be changed. Indeed, a dead spark plug will cause the attached cylinder not to heat up and will trigger a stronger rattles on an engine Audi A4, so consider examining the state of your spark plugs individually using a multimeter, it may be that only one is involved like all of them. Here, we have explained to you, the main motives of an engine that cold slam on a car, do not be reluctant to browse our page dedicated to your car to find extra info on all the breakdowns associated with your car.

If you want more guides on the Audi A4, go to our Audi A4 category.