Coming accross constant noises on your car is likely to be distressing, a motor vehicle is so elaborate that it is most of the time complicated to discover its origin and even more complicated to find the component that causes it. In the event you too have previously experienced a cold engine noise on your Citroen Grand C4 Picasso, we can certainly help you. Indeed, we made the decision to produce this article in order to review the main causes of an engine that rattles when cold on your Citroen Grand C4 Picasso. First we will check out engines that is rattling only when starting, then because of improper oil and finally because of glow plugs.


The engine of my Citroen Grand C4 Picasso is rattling only when starting

If the engine of your Citroen Grand C4 Picasso produces a cold rattles, especially when starting and which disappear rather quickly afterwards, it is possible that your engine lubrication is responsible. Indeed, the oil strainer (the component that sucks up the oil and makes it rise to the top of the engine) can be broken and therefore take some time to make the oil rise when it is still very viscous. If this is your situation, after a few tens of seconds the engine that slams your Citroen Grand C4 Picasso should come back to normal functions because the lubrication of the engine will be done normally, be sure you examine the condition of the engine.

Engine of my Citroen Grand C4 Picasso that rattles when cold because of too fluid oil

Another situation which can justify an engine which cold rattling on your Citroen Grand C4 Picasso is that during an oil change the selection of oil was not ideal, indeed, engine oils differ on their viscosity, which we will review 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 selected, it is possible that when cold, the lubrication it allows is not enough to limit engine slamming, compare the oil used and the oil suggested by the manufacturer, if your engine clicking is strong or if it persists on your Citroen Grand C4 Picasso, do not be reluctant to swap it with the right oil.

Engine that rattles when cold on my Citroen Grand C4 Picasso cause of the glow plugs

If you have a diesel engine, your engine is rattling when cold, and it has complication starting when it is cold, it may be your Citroen Grand C4 Picasso glow plugs that are nearly good to be changed. Indeed, a dead spark plug will cause the linked cylinder not to heat up and will cause a stronger rattles on an engine Citroen Grand C4 Picasso, so think about testing 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 described to you, the main reasons of an engine that cold slam on a car, do not be reluctant to consult our page specialized to your car to find more details on all the breakdowns associated with your car.

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