Your FAP warning light comes on and you do not know what caused the malfunction. FAP exists more for cars Diesel, even though we will see some today for petrol cars. Before you start repairs for the Toyota Mr 3, it remains essential to understand where the malfunction comes from. What is a particle filter used for? Why does the light go on? What can be the most frequent dysfunctions? During this dossier, we will go around the subject. 
What is a FAP on your Toyota Mr 3
As its designation suggests, its role is to filter out microscopic molecules toxiques of the motor. These kinds of particles are so small that they easily fit through our body. For information, it's Peugeot who invented the particulate filter. The catalyst has the role of reducing the dose of molecules emitted by the engine, then the particle filter collects the waste. It is therefore essential to have an operational FAP in case you do not want the Toyota Mr 3 to contaminate the air you inhale.
Why the FAP indicator light on your Toyota Mr 3
The FAP of your Toyota Mr 3 is clogged
This remains the most frequent dysfunction. No worries, the particle filter becomes clogged as time goes by. The molecules pile up and prevent the proper circulation of your exhaust gases. Generally, the particle filter on the Toyota Mr 3 can purge itself and therefore destroy this waste. On the other hand, if it is too damaged you will have to replace it with a new one.
An electronic problem
The problem with the LEDs is that you are by no means sure of having a malfunction. In fact, it sometimes happens that an indicator light comes on while the Toyota Mr 3 is running without worries. This particle filter has a few electronic sounders that transmit a signal to your dashboard. When your probes are not working well while this particle filter is working perfectly, it remains likely that the indicator will come on.
What to do if the FAP indicator light on your Toyota Mr 3 lights up?
At first, it is perfectly forbidden to remove the fap on your Toyota Mr 3! It is punishable by law. You will need to check the probes to see if they work perfectly. If they themselves work perfectly, the malfunction comes from the Particle filter. If it was dirty, it can be cleaned by rolling the towers for about 10 to 15 minutes. Also do not accelerate too much, the process could damage the car. It is advisable to drive at 3000 rpm. The engine temperature can therefore burn the stored dirt, and therefore purify this particulate filter. If this combination really does not work, it will have to be replaced.
Conclusion:
The damaged particle filter will pollute and cause loss of power. It is therefore important to replace it. Leave a comment if our file was useful to you. Good road !