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Not that it should be relevant now that you have handed your car into a garage and they think it could be the master cylinder, but, if/when you have a split in that vacuum line, the only effect that you should notice is that the brake could get a lot less servo'd so you would need to stand on the ...

Ask to bleed again all 4 calipers. Maybe there's some little air bubble trapped somewhere into the circuit.
If possible, bleed the ABS unit too.



(Latest update 1)

A week ago I Found a split at the end of the vacume line from the inlet manifold to the booster. I've cut the split section out ...

I would think, that in normal circumstances, the only way that the foot pedal could go down to the floor and still be pressing down on the master cylinder push rod, without any loss of brake fluid, would be if the master cylinder is faulty, for instance its seals are being inverted sometimes in ...

I I will cut a long story short.

My 2006 9n3 gti recently had new discs and pads fitted to the rear. All done propperly did it along with me mechanic freind. And then a garage blead the brakes for me.

That was a few weeks ago. In the last 4 days I've had the pedal sink to the floor with little to ...

When you stick the car in reverse, it automatically turns the recircualtion switch on, so the car does not draw in air from outside, just keeps recircualting the air in the car

Its so when you reverse through the exhaust fumes, they don't get sucked into the car

This is the noise you hear when ...

[POSSIBLY FIXED?]

Good news! I just was chatting to an old freind of mine who is a mechanic. He said that the item that is loose is the secondary air pump for the engine, the reason it is loose is because the rubber mounts that hold it in place have a habit of perishing, this caused the pump to ...

iichel wrote: Fri Jan 17, 2020 6:59 pm Looks like it's actually desinged to move/dampen vibrations of the engine?

From what I can see it has 3 rubber feet to stop it from hitting the metal bracket it's resting on .
Just I've never seen somthing like this before, for the weight it moves round allot.

Hi all,

I'm new to the forums and I just purchased my first polo gti this week. I am the proud owner of a 2006 9n3 polo gti.

I was cleaning my car today and getting it up to my standards as you usually would, and i found somthing in the engine bay which
Is connected to the air box and the top of ...