Hello guys,
Is tha noise normal when I turn the key? It's look like to be the fuelpump but is normal to be so laught?
[video][/video]
FUEL PUMP IS OK??? Is that noise normal? DS3 HDI
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joaocpereira
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FUEL PUMP IS OK??? Is that noise normal? DS3 HDI
Last edited by joaocpereira on 16 Oct 2025, 19:06, edited 1 time in total.
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myglaren
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Re: Is that NOISE NORMAL? DS3 HDI
Sounds like the fuel pump priming.
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joaocpereira
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Re: Is that NOISE NORMAL? DS3 HDI
Yes but, if is, is normall to be so loud?
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myglaren
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Re: Is that NOISE NORMAL? DS3 HDI
Rather hard to judge as I had to run the sound through a stereo amp and speakers to be ale to hear it.
Mine sounded similar on my C5s but happened as the car was unlocked or a door opened. Only for a few seconds but unlikely to be an identical system.
Mine sounded similar on my C5s but happened as the car was unlocked or a door opened. Only for a few seconds but unlikely to be an identical system.
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joaocpereira
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Re: Is that NOISE NORMAL? DS3 HDI
Thank for your answer.myglaren wrote: 12 Oct 2025, 13:10 Rather hard to judge as I had to run the sound through a stereo amp and speakers to be ale to hear it.
Mine sounded similar on my C5s but happened as the car was unlocked or a door opened. Only for a few seconds but unlikely to be an identical system.
Ofc the pum should do some noise but I find the noise to loud. But maybe it's me cause I never had a french car and maybe this is normal
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joaocpereira
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Re: Is that NOISE NORMAL? DS3 HDI
Any guesses? People with 1.6 HDI please
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Paul-R
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Re: FUEL PUMP IS OK??? Is that noise normal? DS3 HDI
On my 1.6 BlueHdi there is no electric fuel pump so there's no pump noise.
@joaocpereira If you you have a fuel primer bulb in the engine bay like the one in the picture then you do not not have an electric pump in the fuel tank either. So it cannot be the source of your noise.

However
If the 1.6 is also a BlueHdi then the noise may be the pump for the Adblue priming itself.
@joaocpereira If you you have a fuel primer bulb in the engine bay like the one in the picture then you do not not have an electric pump in the fuel tank either. So it cannot be the source of your noise.
However
If the 1.6 is also a BlueHdi then the noise may be the pump for the Adblue priming itself.
As I get older I think a lot about the hereafter - I go into a room and then wonder what I'm here after.
Inside every old person is a young person wondering what the hell happened.
"Trying is the first step towards failure" ~ Homer J Simpson
Inside every old person is a young person wondering what the hell happened.
"Trying is the first step towards failure" ~ Homer J Simpson
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joaocpereira
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Re: FUEL PUMP IS OK??? Is that noise normal? DS3 HDI
Yeah I don't have that bulb.Paul-R wrote: 16 Oct 2025, 19:34 On my 1.6 BlueHdi there is no electric fuel pump so there's no pump noise.
@joaocpereira If you you have a fuel primer bulb in the engine bay like the one in the picture then you do not not have an electric pump in the fuel tank either. So it cannot be the source of your noise.
However
If the 1.6 is also a BlueHdi then the noise may be the pump for the Adblue priming itself.
But is normal for the adblue do this noise? Also sometimes like a 'squirt'?