2002 Renault Espace hissing sound from passenger footwell

Car: Renault Espace
Year: 2002
Variant: 2.2dci
Categories: Running Rough, Starting & Power Loss
When you start the car a hissing sound like air escaping is coming from the footwell area on the passenger side. If you break it stops and when you turn the ignition off it continues for 20 seconds and then stops.
Posted: Mar 16, 2010 (14 years ago)
It could be brake servo unit , servo hose or if fitted on that car ,in line valve . If just started to do this ,might be safer to get garage to have a quick check .
Posted Mar 16, 2010 (14 years ago)
with you saying when you brake the noise stops i would say its related to the brake master servo unit ie split pipe or even loose and just needs refitting have this checked out asap as if it is brake related then dont delay have it checked
Posted Mar 17, 2010 (14 years ago)
Does you car overheat when you run over 70mph after about 1 hour OR when you go up or down hills?

My Espace has this exact same hissing sound!
Posted Sep 21, 2010 (13 years ago)

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