Coming accross regular noises on your car will probably be unpleasant, a motor vehicle is so complicated that it is most of the time tricky to identify its source and even more problematic to find the part that causes it. In case you too have previously faced a cold engine noise on your Nissan Altima, we can definitely help you. In fact, our team decided to write this content page to be able to review the main causes of an engine that rattles when cold on your Nissan Altima. First we will take a look at engines that is rattling only at start up, then because of unsuitable oil and finally because of glow plugs.
The engine of my Nissan Altima is rattling only when starting
If the engine of your Nissan Altima produces a cold rattles, especially when starting and which fades fairly quickly afterwards, it is possible that your engine lubrication is responsible. In fact, the oil strainer (the part that sucks up the oil and makes it rise to the top of the engine) can be damaged and therefore take some time to make the oil rise when it is still very viscous. If this is your case, after a few tens of seconds the engine that slams your Nissan Altima should go back to normal functions because the lubrication of the engine will be done naturally, remember to examine the condition of the engine.
Engine of my Nissan Altima that rattles when cold because of too fluid oil
Another option which can explain an engine which cold rattling on your Nissan Altima is that during an oil change the selection of oil was not ideal, 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 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 Nissan Altima, do not be reluctant to swap it with the right oil.
Engine that rattles when cold on my Nissan Altima 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 Nissan Altima glow plugs that are defectives. In fact, a dead spark plug will cause the associated cylinder not to heat up and will trigger a stronger rattles on an engine Nissan Altima, so consider diagnosing the state of your spark plugs individually using a multimeter, it may be that only one is concerned like all of them. Here, we have described to you, the main causes of an engine that cold slam on a car, do not be reluctant to have a look at our page dedicated to your car to find further information on all the breakdowns associated with your automobile.
Whenever you have any further questions about the Nissan Altima, do not hesitate to consult our Nissan Altima category.
