Do you listen a metallic noise on your Mazda CX 7 when ever you drive? We know that this is not enjoyable and that you have questions. Listening such a noise is not always a good sign, but it may also be nothing major. To help you resolve this problem, we have decided to write this article to help you in this search. In order to carry out this research as accurately as possible, we will first look at the plausible origins of metallic noise in the front of your automobile, and then, if the metallic noise comes from the rear of your automobile.
Metal noise Mazda CX 7 coming from the front end of the automobile
I experience a metal rattling noise coming from wheels
- Metallic noise originating from your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the possible triggers of metal noise manifestations on your Mazda CX 7, may be that one of your bearing is tired, it will commonly generate a loud noise that increase when stressed (turns faster and faster). So keep in mind to check by taking speed (neutral gear and window open to give consideration only to noise of the wheels) that the noise is well established here, if this is the case swap it or them promptly. If, on the other hand, this noise only manifests itself with an engaged speed, browse this report on loud noise on Mazda CX 7, you will most likely find a remedy to your problem.
If you hear a metalic noise on Mazda CX 7 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 cause. In fact, a disc or a set of dead plates will make a strong metallic friction noise that you will inevitably feel. To check this, put your automobile on safety stand, and check the state of your discs and pads by taking away the wheel. If they are involved, swap them fairly quickly , otherwise you will no longer be able to brake. If you experience a metallic noise from your automobile, and you want infos about it, examine this guide for more info about brake noises on xxx.
If it is rather when you are turning, passing over a bump or sidewalk that you experience a metallic noise on your Mazda CX 7, then your rods may be worn. Whether it is the steering or the stabilizer bar, their wear will cause a metallic snap when they hit or change direction. To check this, put yourself under your automobile, without the wheels, and move your rods, if they only oppose very little force it is likely that they will have to be swapped. If this is your case, we advise that you have a look at this article for a complete guide about steering noises on Mazda CX 7.
Other sources
>
- 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 Mazda CX 7. Once screwed up, they will no longer fulfill their function as shock absorbers and, with each impact, or violent acceleration, a noise will arise. Therefore, remember to check their status and swap them if necessary. Feel free to read this article which is a complete file about strut mounts noises on Mazda CX 7, how to check their state and replace them.
Finally, the last common cause of metallic noise on Mazda CX 7. It’s because your transmission system is the source. 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 look at this detailed guide on the sources of steering noises on Mazda CX 7.
Metallic noise Mazda CX 7 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. In fact, it is plausible that either the catalyst or the silencer may be the cause of this sound. To be sure, go under the automobile, cold, and knock each of the previously stated components with a hammer to establish the source of the noise. You should notice 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 necessary to consider swapping it, as well as the silencer. In this case, to stop the metallic noise on your Mazda CX 7, 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 automobile, it is plausible that with wear they are at the origin of your metallic noises on your Mazda CX 7. Go a little further up in the document where you will find details of the solution already exposed for the front part of the automobile.
Finally, if the noise comes from your discs brakes or pads, you should refer to the part in question in the first section of this manual.
