Keeping an eye on your car on a regular basis is the best thing you can do. Although standard routine service is designed to keep your Toyota Aygo 2 running smoothly with time, some unforeseen breakdowns can add heavily to your annual car budget. Today we’re going to focus on your sense of smell, and the clues it can give you about a possible breakdown, that’s why our team has made this content to help you in case you detect a burnt plastic smell originating from your Toyota Aygo 2 . To help you check that it is nothing serious, first we will highlight the different things that can generate a burnt plastic smell on your car, then, in a second step, how to locate the origin of this burnt plastic smell on your Toyota Aygo 2? .

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The different possible origins and risks of smell of burnt plastic on a Toyota Aygo 2

So we begin our article with the different possible origins of burnt plastic smell on a Toyota Aygo 2 . Generally, noticing a plastic or rubber smell is hardly ever a good signal. Indeed, recent cars are full of it and it could be the sign of a critical breakdown. Down below we will review the different possible origins of burnt plastic smell:

  • Transmission oil: This is the main possible origin of such an odor. Indeed, the action of gear or transmission oil is to lubricate the different elements of your gearbox so that all the gears and pinions are not damaged, it also has a second action as a temperature regulator. However, as time passes, the oil will lose its efficiency and will not lubricate the auto parts and control the temperature as well, which will cause the oil to overheat and thus give off that burnt plastic smell on your Toyota Aygo 2. You risk pre-wearing your gearbox if you don’t take care of it.
  • The accessory belt: Although rarer, it is possible with wear and tear that your belt, which is principally made of rubber, will decline and no longer rotate entirely on its axis. With the friction that this will cause the plastic will heat up and burn out, this reaction will produce a strong smell of burnt plastic or rubber in the engine unit block of your Toyota Aygo 2.
  • Defective hose wear: This circumstance occurs especially on Toyota Aygo 2 that are starting to get a few years old or that have stayed a long time without rolling. In reality, storing your car contrary to what you might presume will cause the plastic auto parts to wear out more quickly. Hoses are the first to be troubled by this phenomenon. The rubber will disintegrate little by little and with the rise in heat of the fluid that circulates in it, it may melt. The risk of this issue is the breakage of the accessory belt.
  • A body component: Less general, especially present on Toyota Aygo 2’s that have suffered a small shock. Following a front or rear impact, wheel arches, bumpers or other plastic body auto parts that may have been bent may rub against one of your wheels and give off that burnt plastic smell. This may also pre-wear out your tyres.

How to identify where the smell of burning plastic originates from on a Toyota Aygo 2?

And now, to finish our content, we’re going to try to help you locate the origin of the smell of burnt plastic on your Toyota Aygo 2 . Now that you know the different possible origins of this smell, we’ll just have to do some checks to eliminate the tracks that don’t concern you and resolve your problem quickly. If your Toyota Aygo 2 smells hot, don’t think twice to browse our content on this topic.

  • Transmission oil: Nothing could be easier, open your transmission oil cap (when cold) and check that your oil is reddish in colour and fluid enough. If you see debris inside, and it is darker, it’s time to replace it. Do not think twice to consult our content to identify how to change the gearbox oil on a Toyota Aygo 2.
  • Accessory Belt: Visually check that your accessory belt is not in poor state, it may also produce a whistling sound if it is in poor state. Do not think twice to replace it.
  • Hoses: For hoses, you will need to visually check all your hoses to see if any are frayed or melted. If this is the circumstance, change them.
  • Body auto parts: Last but not least, the last element that can cause the smell of plastic or burnt rubber on your Toyota Aygo 2, a body component, check all wheel arches, that no component rubs against

    If you want more guides on the Toyota Aygo 2, go to our Toyota Aygo 2 category.