Coming accross frequent noises on your car will probably be unpleasant, a automobile is so complicated that it is generally difficult to identify its source and even more hard to find the part that causes it. In case you too have previously experienced a cold engine noise on your Ford S-max 2, we can definitely help you. Indeed, our team made the decision to publish this article in order to review the main causes of an engine that rattles when cold on your Ford S-max 2. First we will take a look at engines that is rattling only when turned on, then because of improper oil and finally because of glow plugs.
The engine of my Ford S-max 2 is rattling only when starting
If the engine of your Ford S-max 2 produces a cold rattles, specifically when starting and which ends fairly quickly afterwards, it is possible that your engine lubrication is at fault. 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 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 Ford S-max 2 should go back to normal performance because the lubrication of the engine will be done naturally, make sure to verify the condition of the engine.
Engine of my Ford S-max 2 that rattles when cold because of too fluid oil
Another possibility which can explain an engine which cold rattling on your Ford S-max 2 is that during an oil change the choice of oil was not perfect, in reality, 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 selected, it is possible that when cold, the lubrication it allows is not good 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 Ford S-max 2, do not hesitate to change it with the right oil.
Engine that rattles when cold on my Ford S-max 2 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 Ford S-max 2 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 trigger a stronger rattles on an engine Ford S-max 2, so take into account diagnosing 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 hesitate to have a look at our page dedicated to your car to find more information on all the breakdowns associated with your motor vehicle.
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