Keeping an eye on your car on daily basis is the best thing you can do. Nevertheless standard maintenance is supposed to keep your Peugeot 607 running smoothly over time, some unpredicted breakdowns can add heavily to your annual car budget. Today we’re going to look at your sense of smell, and the clues it can give you about a possible breakdown, that’s why our team has made this article to help you in the event that you identify a burnt plastic smell coming from your Peugeot 607 . To help you check that it is nothing severe, first we will outline the different things that can produce a burnt plastic smell on your car, then, in a second step, how to find the origin of this burnt plastic smell on your Peugeot 607? .

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The different possible roots and risks of smell of burnt plastic on a Peugeot 607

So we begin our content page with the different possible roots of burnt plastic smell on a Peugeot 607 . Generally, noticing a plastic or rubber smell is hardly ever a good sign. In fact, modern vehicles are full of it and it could be the sign of a critical breakdown. Below we will talk about the different possible origins of burnt plastic smell:

  • Transmission oil: This is the main possible origin of such an odor. In fact, the objective of gear or transmission oil is to lubricate the different components of your gearbox so that all the gears and pinions are not broken, it also has a second objective as a temperature regulator. However, in the long run, the oil will lose its effectiveness and will not lubricate the parts and control the temperature as well, which will trigger the oil to overheat and thus give off that burnt plastic smell on your Peugeot 607. You risk pre-wearing your gearbox if you don’t take care of it.
  • The accessory belt: Nevertheless rarer, it is possible with wear and tear that your belt, which is principally done of rubber, will deteriorate and no longer rotate completely on its axis. With the friction that this will trigger the plastic will heat up and burn out, this reaction will generate a strong smell of burnt plastic or rubber in the engine block of your Peugeot 607.
  • Defective hose wear: This circumstance arises especially on Peugeot 607 that are starting to get a few years old or that have stayed a long time without rolling. In fact, storing your vehicle unlike what you might presume will trigger the plastic parts to wear out more fairly quickly. Hoses are the first to be affected by this phenomenon. The rubber will disintegrate little by little and with the rise in heat of the fluid that circulates in it, it might melt. The risk of this problem is the breakage of the accessory belt.
  • A body component: Less common, especially present on Peugeot 607’s that have suffered a small shock. Following a front or rear impact, wheel arches, bumpers or other plastic body parts that might have been bent might 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 comes from on a Peugeot 607?

And now, to finish our article, we’re going to try to help you find the origin of the smell of burnt plastic on your Peugeot 607 . Now that you know the different possible roots of this smell, we’ll just have to do some checks to get rid of the tracks that don’t concern you and fix your problem quickly. If your Peugeot 607 smells hot, don’t think twice to read our article 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 find out debris inside, and it is darker, it’s time to change it. Do not think twice to seek advice from our article to identify how to change the gearbox oil on a Peugeot 607.
  • Accessory Belt: Visually check that your accessory belt is not in poor condition, it might also make a whistling sound if it is in poor condition. Do not think twice to change it.
  • Hoses: For hoses, you will need to visually check all your hoses to find out if any are frayed or melted. If this is the circumstance, replace them.
  • Body parts: Last but not least, the last element that can trigger the smell of plastic or burnt rubber on your Peugeot 607, a body part, check all wheel arches, that no part rubs against

    If you wish more tutorials on the Peugeot 607, go to our Peugeot 607 category.