Being the victim of constant noises on your car has a tendency to be annoying, a vehicle is so complicated that it is generally difficult to identify its source and even more challenging to find the part that causes it. In case you too have already experienced a cold engine noise on your Opel Zafira 3, we can clearly help you. In reality, our team chose to produce this content page in order to review the main causes of an engine that rattles when cold on your Opel Zafira 3. First we will look at engines that is rattling only when starting, then because of improper oil and finally because of glow plugs.


The engine of my Opel Zafira 3 is rattling only when starting

If the engine of your Opel Zafira 3 produces a cold rattles, especially when starting and which disappear fairly 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 case, after a few tens of seconds the engine that slams your Opel Zafira 3 should come back to normal performance because the lubrication of the engine will be done naturally, remember to check the condition of the engine.

Engine of my Opel Zafira 3 that rattles when cold because of too fluid oil

Another situation which can justify an engine which cold rattling on your Opel Zafira 3 is that during an oil change the selection of oil was not perfect, 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 suggested by the manufacturer, if your engine clicking is strong or if it persists on your Opel Zafira 3, do not think twice to replace it with the right oil.

Engine that rattles when cold on my Opel Zafira 3 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 Opel Zafira 3 glow plugs that are nearly good to be changed. In reality, a dead spark plug will induce the attached cylinder not to heat up and will cause a stronger rattles on an engine Opel Zafira 3, so think about diagnosing the state of your spark plugs independently using a multimeter, it may be that only one is involved like all of them. Here, we have listed to you, the main reasons of an engine that cold slam on a car, do not think twice to have a look at our page specialized to your car to find more information on all the breakdowns related to your car.

In the event that you have any further questions about the Opel Zafira 3, do not hesitate to consult our Opel Zafira 3 category.