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Possible air suspension leak - is it safe to drive on Motorway?
Posted: Wed Apr 13, 2016 9:30 pm
by UrbanFlow
Hi All,
Just got back from holiday loaded the boot up with the cases (heavy!) and drove home.
When we arrived home I switched off and got out of the car to unload - heard a hissing sound from near side rear wheel arch. Thought it was a puncture but soon realised it might be the air suspension leaking.
I've had no messages on the dash.
I need to do a 400 mile round trip on the motorway on Saturday - the question is - is it safe to do so?
Thanks in advance
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Wed Apr 13, 2016 9:36 pm
by X5Sport
If the compressor can keep up then fine.
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Thu Apr 14, 2016 7:29 am
by celica
Does it physically drop in height over night?
If no drop then no great leak
I've just changed mine and now fixed see other threads of mine
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Thu Apr 14, 2016 10:50 am
by UrbanFlow
[quote="celica"]
Does it physically drop in height over night?
If no drop then no great leak
I've just changed mine and now fixed see other threads of mine
[/quote]
Came to the car this morning and it has dropped on the near side rear corner. Started up the car and it rises up but you can hear the compressor working hard to keep it up. As soon as the compressor stops the hissing starts again and the compressor kicks back in.
I've got extended warranty so I'm going to get it fixed under that. Would like to do both at same time but expect that won't wash with the warranty people!
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Thu Apr 14, 2016 4:06 pm
by celica
If the compressor gets it back up and no fault showing then I would say it would be safe, as I was driving like that until fixed but avoided heavy weights or use of third row seats
If under warranty get it fixed
But from reading posts here, if the other side isn't broken they won't fix
Also I think stock is low on these as I'm sure I read someone had to wait, so worth getting it booked in ASAP
Out of interest what year is yours?
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Thu Apr 14, 2016 4:06 pm
by boy2k
[quote="UrbanFlow"]
[quote="celica"]
Does it physically drop in height over night?
If no drop then no great leak
I've just changed mine and now fixed see other threads of mine
[/quote]
Came to the car this morning and it has dropped on the near side rear corner. Started up the car and it rises up but you can hear the compressor working hard to keep it up. As soon as the compressor stops the hissing starts again and the compressor kicks back in.
I've got extended warranty so I'm going to get it fixed under that. Would like to do both at same time but expect that won't wash with the warranty people!
[/quote]
If i was you i would get a quote from a rival BMW main dealer asking them if you should replace both at the same time. Don't mention its warranty work just ask for a quote. Then you can show this advice when you talk to the warranty dept

Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Thu Apr 14, 2016 5:27 pm
by UrbanFlow
[quote="celica"]
If the compressor gets it back up and no fault showing then I would say it would be safe, as I was driving like that until fixed but avoided heavy weights or use of third row seats
If under warranty get it fixed
But from reading posts here, if the other side isn't broken they won't fix
Also I think stock is low on these as I'm sure I read someone had to wait, so worth getting it booked in ASAP
Out of interest what year is yours?
[/quote]
My X5 is late 2007. It's a seven seater but has hardly been used as a 7 seater.
It rarely has heavy loads in it too. The bellows must have been weakened over time but I think the holiday suitcases and 5 passengers tipped it over the edge!
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Thu Apr 14, 2016 9:53 pm
by shadrack
[quote="boy2k"]
[quote="UrbanFlow"]
[quote="celica"]
Does it physically drop in height over night?
If no drop then no great leak
I've just changed mine and now fixed see other threads of mine
[/quote]
Came to the car this morning and it has dropped on the near side rear corner. Started up the car and it rises up but you can hear the compressor working hard to keep it up. As soon as the compressor stops the hissing starts again and the compressor kicks back in.
I've got extended warranty so I'm going to get it fixed under that. Would like to do both at same time but expect that won't wash with the warranty people!
[/quote]
If i was you i would get a quote from a rival BMW main dealer asking them if you should replace both at the same time. Don't mention its warranty work just ask for a quote. Then you can show this advice when you talk to the warranty dept

[/quote]
cant see bmw replacing things that are fine under warranty
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Thu Apr 14, 2016 11:28 pm
by Graeme
When mine went lop-sided I took it to the indy who looks after it. A check with soapy water showed several leaks around the fold/bellows on the one that lost air, but no leaks on the other side. As only one replacement was immediately available, it was fixed and his advice was to leave the other one until it goes - there's no telling when!
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Fri Apr 15, 2016 11:09 am
by boy2k
[quote="shadrack"]
[quote="boy2k"]
[quote="UrbanFlow"]
[quote="celica"]
Does it physically drop in height over night?
If no drop then no great leak
I've just changed mine and now fixed see other threads of mine
[/quote]
Came to the car this morning and it has dropped on the near side rear corner. Started up the car and it rises up but you can hear the compressor working hard to keep it up. As soon as the compressor stops the hissing starts again and the compressor kicks back in.
I've got extended warranty so I'm going to get it fixed under that. Would like to do both at same time but expect that won't wash with the warranty people!
[/quote]
If i was you i would get a quote from a rival BMW main dealer asking them if you should replace both at the same time. Don't mention its warranty work just ask for a quote. Then you can show this advice when you talk to the warranty dept

[/quote]
cant see bmw replacing things that are fine under warranty
[/quote]
Agreed but if they suggest changing both outside of warranty then you have a case under? Play them at their own game haha.
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Thu Apr 21, 2016 12:33 pm
by UrbanFlow
Quick update on this...
Had the car into my usual indie dealer and they gave quote to my warranty company after inspecting the air suspension (near side bellows had gone - off side were fine with no sign of wear or damage).
Warranty company declined to cover cost. Got me on a technicality in the paperwork. Even though suspension parts are covered, air spring bags/bellows are not - apparently.
If you have after market warranties - check them thoroughly before you pay them!
Cost me £350 fitted in the end. BMW dealer in Thames Ditton quoted me £348 for part plus labour at £145 an hour!
Re: Possible air suspension leak - is it safe to drive on Motorway?
Posted: Thu Apr 21, 2016 5:13 pm
by X5Sport
Glad it's sorted, but yet another warranty that looks OK until you really need it! Been caught like that myself
