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Popping exhaust

Posted: 16 Mar 2011, 07:03
by chuckle-bus-tom
The exhaust on my 2.1MV is popping from a teet or nipple on the opposite corner of the silencer to the tailpipe, facing downwards. It's a new thing, so I'm guessing something should either be on it or in it? It would be great to not have to get a new back-box, so does anyone have an idea of what the fix is?

Thanks
Tom

Re: Popping exhaust

Posted: 16 Mar 2011, 07:12
by jed the spread
chuckle-bus-tom wrote:The exhaust on my 2.1MV is popping from a teet or nipple on the opposite corner of the silencer to the tailpipe, facing downwards. It's a new thing, so I'm guessing something should either be on it or in it? It would be great to not have to get a new back-box, so does anyone have an idea of what the fix is?

Thanks
Tom

I dont know much about MV vans but they have a lamber sensor and that is where it might go maybe. Your not getting shocking MPG are you (apart from the shocking MPG you usually get from a petrol :lol: )

Aiden or Neil will be along shortly :mrgreen:

jed

Re: Popping exhaust

Posted: 16 Mar 2011, 07:25
by Aidan
small threaded boss facing down on the J pipe is for connecting the VW emmisions gear, there should be a cap on it; if I can get the cap off mine you can have it as I have a new J pipe to go on as I now have a 2" hole directly above that boss, in the meantime stick a cork in it to stop air being sucked in as that will cause the lambda to report weak mix and the ecu to run over rich and waste fuel

Re: Popping exhaust

Posted: 16 Mar 2011, 07:58
by chuckle-bus-tom
Cheers guys!

The undoings of the van being sat doing sweet FA for a year by the sea are rearing their ugly head at an alarming rate!

Jed, the la-la-la-lambada is tucked up on the underside as I found, as this was my first suspicion too.

Aiden, that would be great, but in the meantime I appreciate such a valid excuse to keep drinking bottles of wine until I find one with a real cork in it! :trunk

Re: Popping exhaust

Posted: 17 Mar 2011, 14:09
by silverbullet
jed the spread wrote: Your not getting shocking MPG are you (apart from the shocking MPG you usually get from a petrol :lol: )

Aiden or Neil will be along shortly :mrgreen:

jed

I'm getting 20 pence per mile on a run in the gassed 2.6 - try and beat that on hypertax derv :mrgreen:
Does help that it doesn't weigh 3 tonnes though Jed :rofl

Re: Popping exhaust

Posted: 17 Mar 2011, 14:31
by syncroand101
silverbullet wrote:I'm getting 20 pence per mile on a run in the gassed 2.6 - try and beat that on hypertax derv :mrgreen:
Does help that it doesn't weigh 3 tonnes though Jed :rofl


Go drive it through some deep water then see who is laughing.. :lol:

Re: Popping exhaust

Posted: 17 Mar 2011, 15:34
by Aidan
syncroand101 wrote:
Go drive it through some deep water then see who is laughing.. :lol:

that'll be the petrol boys as the diesel turbos go bang out the tailpipe like Andy S's did and that was just a puddle :rofl :run

Re: Popping exhaust

Posted: 17 Mar 2011, 16:05
by silverbullet
syncroand101 wrote:Go drive it through some deep water then see who is laughing.. :lol:
One also has a snorkel fitted as standard to the SA, dont'cha know...and the distributor is mounted up on the cylinder head :mrgreen:
I reckon it would go in up the wheelarches ok...