Coming accross regular noises on your car has a tendency to be upsetting, a vehicle is so complicated that it is most of the time challenging to find its source and even more complicated to find the part that triggers it. In case you too have already faced a cold engine noise on your BMW i3, we can certainly support you. In reality, we chose to produce this content page to be able to analyze the main triggers of an engine that rattles when cold on your BMW i3. First we will look at engines that is rattling only when turned on, then because of unsuitable oil and finally because of glow plugs.

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The engine of my BMW i3 is rattling only when starting

If the engine of your BMW i3 makes a cold rattles, specifically when starting and which ends quickly afterwards, it is possible that your engine lubrication is at fault. In reality, the oil strainer (the part 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 thick. If this is your situation, after a few tens of seconds the engine that slams your BMW i3 should go back to normal performance because the lubrication of the engine will be done naturally, make sure examine the condition of the engine.

Engine of my BMW i3 that rattles when cold because of too fluid oil

Another possibility which can explain an engine which cold rattling on your BMW i3 is that during an oil change the selection of oil was not best, in fact, 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 good enough to limit engine slamming, compare the oil used and the oil recommended by the manufacturer, if your engine clicking is strong or if it persists on your BMW i3, do not think twice to replace it with the right oil.

Engine that rattles when cold on my BMW i3 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 BMW i3 glow plugs that are defectives. In reality, a dead spark plug will cause the attached cylinder not to heat up and will create a stronger rattles on an engine BMW i3, so consider trying out 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 factors of an engine that cold slam on a car, do not think twice to browse our page specialized to your car to find extra information on all the breakdowns linked to your automobile.

To discover more tips on the BMW i3, take a look at the BMW i3 category.