Your particulate filter indicator light goes off and you do not know where the problem is coming from. The particulate filter is particularly found on vehicles Diesel, even if they are now found on petrol vehicles. Just before trying to repairs on your Toyota Highlander, it is still necessary to understand where this problem is coming from. What is a DPF used for? Why does the indicator light up? What are the most common problems? In this article, we will do a point-by-point guide. warning-fap-Toyota-Highlander

What is a DPF on your Toyota Highlander for?

As its name presages, the latter has the role of filtering microscopic particles toxiques of the car. The molecules are so tiny that they can easily penetrate our body. It should be noted that it is Peugeot who developed this FAP. The role of the catalyst is to reduce the quantity of particles generated by the engine block, then the DPF collects the waste. It seems essential to have a particulate filter in good working order in case you do not want your Toyota Highlander to pollute.

Why the DPF warning light comes on on your Toyota Highlander

The FAP of your Toyota Highlander is clogged

Indeed, it is the most recurring dysfunction. No worries, the DPF clogs up as time goes on. Particles form clusters and then thwart the flow of your exhaust gases. Normally, the DPF on your Toyota Highlander is supposed to loosen on its own and therefore remove this soot. However, if this one is particularly old you have to change it.

An electronic problem

The concern with these lights is that you are not necessarily sure what the problem is. Indeed, it sometimes happens that an indicator light comes on while your Toyota Highlander is running perfectly. The DPF has electronic probes which send a signal towards the indicator light. When these probes have a malfunction while your DPF is functioning perfectly, it is still likely that the indicator light comes on.

What to do if the DPF warning light on your Toyota Highlander comes on?

First, it remains completely prohibited to remove the particulate filter from your vehicle! Indeed, it is considered a crime. You have the option of checking the sounders to be able to verify if they are working correctly. Assuming that these work correctly, the concern must come from the DPF. If it is dirty, you have the option of cleaning it by rolling in the revolutions for about ten minutes. Do not go too high in the towers, it could damage the car. We advise you to go up to 3000 rpm. The heat from the engine block will burn out this stored dirt and clean the FAP. If this method does not work, it must be replaced.

Conclusion:

The damaged fap will pollute but also reduce the power of the vehicle. It is therefore essential to replace it. Write a comment if our article was useful to you. Good road !