Do you listen to a metallic noise on your Toyota 4Runner when you drive? We understand that this is not enjoyable and that you are wandering. Listening such a noise is not always a good indication, but it may also be nothing major. To help you solve this issue, our team has decided to create this article content to assist you in this research. In order to conduct this research as efficiently as possible, we will first check out the plausible sources of metallic noise in the front of your vehicle, and then, if the metallic noise comes from the rear of your vehicle.
Metal noise Toyota 4Runner coming from the front end of the vehicle
I hear a metal rattling noise coming from wheels
- Metallic noise coming from your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the probable causes of metal noise symptoms on your Toyota 4Runner, may be that one of your bearing is tired, it will tend to produce a loud noise that goes up when stressed (turns faster and faster). So keep in mind to examine by taking speed (neutral gear and window open to listen only to noise of the wheels) that the noise is well based here, if this is the case replace it or them quickly. If, on the other hand, this noise only manifests itself with an engaged speed, examine this report on loud noise on Toyota 4Runner, you will most likely find a solution to your issue.
If you notice a metalic noise on Toyota 4Runner and you have the feeling that it comes from your front wheels, it is highly plausible that it is your pads or discs that are the trigger. Indeed, a disc or a set of dead plates will create a strong metallic rubbing noise that you will inevitably feel. To examine this, put your vehicle on safety stand, and examine the state of your discs and pads by getting rid of the wheel. If they are involved, replace them fairly quickly , otherwise you will no longer be able to brake. If you feel a metallic noise from your vehicle, and you want informations about it, read this article for more details about brake noises on xxx.
If it is rather when you are turning, passing over a bump or sidewalk that you hear a metallic noise on your Toyota 4Runner, then your rods may be worn. Whether it is the steering or the stabilizer bar, their wear will trigger a metallic snap when they hit or change direction. To examine this, position yourself under your vehicle, without the wheels, and move your rods, if they only oppose very little force it is likely that they will have to be replaced. If this is your case, we advise that you browse this article content for a complete guide about steering noises on Toyota 4Runner.
Other sources
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- Engine silentblock
- Dead gearbox, or broken pinion
A bit like worn stabilizer bar, if your engine silent blocks are damaged, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Toyota 4Runner. Once screwed up, they will no longer accomplish their purpose as shock absorbers and, with each impact, or violent acceleration, a noise will come out. Therefore, please remember to examine their status and replace them if required. Feel free to have a look at this article content which is a complete file about strut mounts noises on Toyota 4Runner, how to examine their state and change them.
Finally, the last typical trigger of metallic noise on Toyota 4Runner. It’s because your transmission system is the origin. It is plausible, either because of improper use of the gearbox or because of excessive wear, that some gears in your gearbox have broken and are wandering around in it. They will then develop a continuous metal rattling sound. That you shouldn’t feel in neutral. If this is your case, we advise that you read this detailed guide on the sources of steering noises on Toyota 4Runner.
Metallic noise Toyota 4Runner coming from the rear end of the vehicle
Exhaust pipe
If, on the other hand, you notice an exhaust noise that is more of a metallic type, it is plausible that one or more parts of your exhaust may be damaged. Indeed, it is plausible that either the catalyst or the silencer may be the trigger of this sound. To be sure, go under the vehicle, cold, and knock each of the previously stated elements with a hammer to find the origin of the noise. You should acknowledge things moving in the problematic part, if it’s the exhaust baffles, you can try to hammer in the section a little to try to block them and limit their movements. If it is a dead catalyst, it will be required to reflect on changing it, as well as the silencer. In this instance, to stop the metallic noise on your Toyota 4Runner, you will either have to find a second hand one and do it yourself, or go to your mechanic.
Noise from wheels
- Bearings
- Brake pads or discs
As for the bearings of your vehicle, it is plausible that with wear they are at the origin of your metallic noises on your Toyota 4Runner. Go a little further up in the content where you will find information of the solution already exposed for the front part of the vehicle.
Finally, if the noise originates from your discs brakes or pads, you should refer to the part in question in the first section of this manual.
