Facing constant noises on your car tends to be distressing, a automobile is so complex that it is generally difficult to identify its origin and even more complicated to find the component that causes it. In case you too have already came accross a cold engine noise on your Alfa Romeo 156, we can clearly support you. Indeed, we decided to publish this content page to be able to analyze the main causes of an engine that rattles when cold on your Alfa Romeo 156. 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 Alfa Romeo 156 is rattling only when starting

If the engine of your Alfa Romeo 156 generates a cold rattles, specifically when starting and which fades fairly quickly afterwards, it is possible that your engine lubrication is to blame. 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 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 Alfa Romeo 156 should return to normal performance because the lubrication of the engine will be done normally, remember to check the condition of the engine.

Engine of my Alfa Romeo 156 that rattles when cold because of too fluid oil

Another situation which can justify an engine which cold rattling on your Alfa Romeo 156 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 picked, it is possible that when cold, the lubrication it allows is not sufficient 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 Alfa Romeo 156, do not think twice to replace it with the right oil.

Engine that rattles when cold on my Alfa Romeo 156 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 Alfa Romeo 156 glow plugs that are defectives. Indeed, a dead spark plug will cause the attached cylinder not to heat up and will bring about a stronger rattles on an engine Alfa Romeo 156, so take into consideration 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 explained to you, the main motives of an engine that cold slam on a car, do not think twice to read our page dedicated to your car to find extra info on all the breakdowns linked to your vehicle.

If you have any additional questions about the Alfa Romeo 156, do not hesitate to consult our Alfa Romeo 156 category.