Do you notice an engine noise on your Mercedes Viano while driving? We can understand that this is very stressful and that you are questioning. Hearing such a noise is not always a good sign, but it may also be nothing severe. To help you eliminate this problem, our team has made a decision to prepare this content to assist you in this investigation. In order to accomplish this research as accurately as possible, we will first focus on clicking noises, then on whistling noises and, finally, on engine noises on Mercedes Viano metal type.
I notice a clicking engine noise Mercedes Viano
In case you note a clicking engine noise on your Mercedes Viano, and that this noise is close to a click, you will have to identify the source place of it to be able to know the trigger of it. You will need a mechanical stethoscope or a large screwdriver to locate the original area of these noises.
I notice a clicking noise coming from my high engine
If you notice an engine noise on Mercedes Viano, and this noise is based at the top of the engine, it means that it is based at your cylinder head and accompanying parts. Two parts can be the triggers of these engine noises on Mercedes Viano. Either the hydraulic pushers, generally it is because of their defective “hydraulic catch-up” system that we will notice these clicking noises, often when cold and disappears when hot. Otherwise, it is your the play of your rocker arms or their state of wear that is the concern. In cases like this, consider changing them.
I notice a noise coming from the bottom engine of my Mercedes Viano
If you have distinguished the area of source of engine noise on Mercedes Viano that comes from your low engine, it may be that your rods or piston shafts are the triggers. In both circumstances, the long-term risk is engine failure. These two fixes are very complex and most technicians will advise you to swap the motor of your Mercedes Viano.
I notice an engine clicking noise on Mercedes Viano coming from combustion
Finally, if you think that this clicking noise is related to the combustion of your engine, there are three plausible triggers of it. Examine the state of your glow plugs which if worn can hinder the proper combustion of the fuel mixture. Then, your timing belt may be shifted and may poorly control the timing of the various engine parts to promote good combustion. And finally, the most classic trigger, comes from your injection, which is either blocked or one or more injectors is damaged. In this case, do not hesitate to browse this content which deals in detail with the distinct injector noises on Mercedes Viano.
Hissing noise / engine friction Mercedes Viano
Engine noise Mercedes Viano close to a bearing
If it is close to a squeaking noise you may have one of the bearings of your engine accessory parts that are reached. So verify the state and try to locate the exact origins of this noise by positioning someone at the engine at idle, and if this noise is more likely to appear in high rpm, accelerate and position someone at the engine block to establish the area of origin of the noise. The three parts whose bearings are often at the origin of these noises are the water pump, the injection pump and the oil pump.
Engine noise Mercedes Viano when releasing or depressing the clutch
In the event that you pay attention to engine noise on Mercedes Viano, but this noise happens mainly when you release or depress your clutch pedal, in such a case it is very likely that your release bearing is worn. In fact, a worn release bearing will emit a noise close to a bell noise. To have more info about this noise and if you have managed to validate that the release bearing is indeed the reason of your problems, go here, to find a complete file on release bearing sounds on Mercedes Viano.
Engine noise Mercedes Viano close to a friction
In case that you notice a motor noise on your Mercedes Viano, and, that this noise is close to a friction, it is likely that one of your belts or one of the parts that triggers it is the origin of your concerns.Often, we will start to notice a motor noise on Mercedes Viano, close to a friction when one of the belts is worn out or when one of the related parts like your alternator, or your tensioner roller is the problem. So bear in mind to verify their state and go to your auto mechanic to change the parts in question. If you have been able to target the noise as coming from the belts and you want more details about it, check out this content on belt noise on Mercedes Viano for a complete guide.
Metal motor noise Mercedes Viano
In case that you notice an engine noise on Mercedes Viano and this noise is close to metal noise, it is plausible that this noise comes from your gearbox or clutch. In fact, a metallic noise in the engine block is often connected with damaged sprockets. Try to verify that this noise comes from the transmission, if this is the case, almost instantly go to your motor mechanic or you would get a break down. Finally, the second possibility is that your silent engine blocks or rubber mounts may be dead. This triggers a metallic noise each time your engine moves, either because of a change of pace (acceleration or braking) or, when you drive on roads in poor state. Examine the state of your silentblocks and change them if necessary. If you want to have more info about rubber mounts noises on Mercedes Viano, read this content which gives you more info about the distinct types of noise and their origins.
