Having a front wiper malfunction is not uncommon. It is even one of the most usual concerns, and not only on the Toyota Rav 4 (4th Generation). Windshield wipers have in fact become consumables, because they deteriorate easily and are easy to replace . But the concerns can be relatively different, and the reasons will therefore vary. It can come from broom , engine , or a electrical malfunction among others. We will therefore find out the most common symptoms and how to fix them.
Complete failure of the front wiper of your Toyota Rav 4 (4rd Generation)
The malfunction undoubtedly comes from the motor of your front wiper. When you want to check it, you will need to measure the electrical current at the input of the wiper motor. But it is a precaution which is not really essential. The failure is probably due to the engine. In this case, you must obtain a new engine, compatible with your Toyota Rav 4 (4th Generation) . It is also plausible that the dysfunction came from broom training . In this case, activate it manually. When it moves on its axis perfectly, it means that it does not show any malfunction.
The front wiper of your Toyota Rav 4 (4rd Generation) is noisy
A noisy front wiper on a Toyota Rav 4 (4th Generation) is not a serious malfunction, but it is without a doubt quickly unpleasant. If you ever see a shrill noise is that it comes from the wear of the rubber blade of the broom. As if you were walking on your dry windshield. In this case, it will certainly have to be changed. When it is a squeaky noise , it is undoubtedly the training which is slightly seized. In this case, all you need to do is oil it, and the malfunction will be resolved.
The front wipers of the Toyota Rav 4 (4rd Generation) are not going at the right speed
This time it is a malfunction which can be dangerous, especially during torrential rain and the front wipers are abnormally slow. To give you an idea, at maximum speed, the speed is about one round trip per second. If they are actually slower, there can be many reasons. But there is a good chance that it is the engine that is at fault. You can always remove components to distinguish what is holding back the operation. Be careful not to damage your windshield. It is also conceivable that the wear of the brush slows down the mechanism. In this case, you just need to change the brushes .