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Power steering noise

Eric.S.

Grenadier Owner
Local time
1:23 AM
Joined
Jun 27, 2022
Messages
55
Hello everyone;) I was finally able to pick up my grenadier yesterday🥳 Unfortunately, I noticed at home that my power steering makes a strange noise. I think it's not a normal noise, or? The filling level in the container was at maximum with the engine warm but switched off. The German instructions do not say exactly in which condition the oil should be checked. Does anyone have an idea? I tried to post a video but I always see the file is too big (7mb)
Thank you;)
 
Are there any in the US where people say they don’t make noise? My wife can hear me coming around the parking lot.
I will say that our 2024 Jeep Wrangler has a similar sound, but it’s not nearly as loud, which I wonder if it’s based on vehicle weight and pump strength. Of all the possible modifications up pump that didn’t squeal like a pig would be very high on my list if not at the top.
Mine does not make any noise. Never has.
 
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Anyone made any progress with rectifying the noise? I've just hit 1000km and it's squealed from day 1. Dealer told me "they all do it and Ineos say it's a characteristic of the car". I pointed out they don't all do it as I've met other owners who don't have the problem. No fix available apparently.
According to the dealership that I have the truck serviced at , the power steering pump will need to hit 90 db for a replacement to be approved.

How that db reading is taken is a whole other mystery…

Ineos says the noise is normal. Dealership says what Ineos tells them to.

Keep us posted if you make any progress.
 
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Can someone explain the physics of why a small difference in the amount of liquid makes such a difference in noise? Not a power steering pump guy, but we are talking about the difference of an ounce to two? If that? Right?

I still don’t buy ‘no noise’. Even my 24 JLU with a similar system has some noise from the steering pump, it just doesn’t sound like a Panzer IV slewing its turret from side to side, like the IG does. Maybe ‘not offensive’ but these things make noise.
 
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According to the dealership that I have the truck serviced at , the power steering pump will need to hit 90 db for a replacement to be approved.

How that db reading is taken is a whole other mystery…

Ineos says the noise is normal. Dealership says what Ineos tells them to.

Keep us posted if you make any progress.
Ineos says everything is normal when they don’t have a solution. I fixed the dripping condensation issue, door latch, and now the loud power steering which is a hugh improvement.

Like others have said, some don’t have the power steering issue and some do. Same hardware, so the only variable is power steering liquid or trapped air.
 
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Can someone explain the physics of why a small difference in the amount of liquid makes such a difference in noise? Not a power steering pump guy, but we are talking about the difference of an ounce to two? If that? Right?

I still don’t buy ‘no noise’. Even my 24 JLU with a similar system has some noise from the steering pump, it just doesn’t sound like a Panzer IV slewing its turret from side to side, like the IG does. Maybe ‘not offensive’ but these things make noise.
When mine was over filled. I took out at least 200ml cold allowing space for expansion in system.
 
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I’d love it if someone had pics of the different levels.

If you don;’t have enough fluid, what is the potential problems and damage? How would it manifest itself?
 
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If you listen closely you will hear the pump when in operation. Is shoukd less that the engine noise.

But if the PS pump noise is the dominant sound you can hear equal to or greater that the engine then you have dud pump.
 
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If you listen closely you will hear the pump when in operation. Is shoukd less that the engine noise.

But if the PS pump noise is the dominant sound you can hear equal to or greater that the engine then you have dud pump.
Doesn’t matter If Ineos don’t apply the common sense standard. They lie and say it’s working as designed
 
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Doesn’t matter If Ineos don’t apply the common sense standard. They lie and say it’s working as designed
Ha - the service shiela did this to me.

I marched her outside and got her to stand near the vehicle. Flashed it up and turn the steering wheel.

Her comments were "Oh I see what you mean"

Get then to start up three other vehicles in the shop and compare the noise. If they are all the same then they are right. If yours is nosier then you have an argument.
 
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So it seems recent posts here are saying that you need to reduce the level of power steering fluid, while the thread I linked to here says that more fluid is better.

So what is it?

 
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So it seems recent posts here are saying that you need to reduce the level of power steering fluid, while the thread I linked to here says that more fluid is better.

So what is it?

That is because mine was overfilled. I took out some fluid so it measured half way in between min and max on a cold engine.

This has significantly reduced the whining so it is barely audible. Other findings are lock to lock has improved, less wandering when driving and less dead steering feel.

I’ve tried this for 2 weeks now and it has worked for me. You find it’s better at the beginning of the day compared to end of the day, meaning the expansion of the fluid actually makes it louder. Hence why I took some fluid out but still within min requirements.
 
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So it seems recent posts here are saying that you need to reduce the level of power steering fluid, while the thread I linked to here says that more fluid is better.

So what is it?

In between?
 
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Assuming it is not extremely under-/over-filled, Fluid level affecting noise level doesn’t add up.
I would say it does. Under load, it makes more noise. It only makes a noise when it’s not straight (0 degrees angle). Too much fluid equals more pressure. Need to allow room for expansion especially hotter climates.

I do have a feeling the power steering fluid they used is rubbish and expands too much. Maybe they is another type.
 
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