corsa_godfather
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Registered: 6th May 03
Location: Greenock,Scotland
User status: Offline
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Hi guys, bought a red top corsa last nite, car goes ok, but it idles at 1500rpm n when ya give it stick its puffin alot of black smoke, boy said he replaced the afm n its no helped any, any ideas guys??
n also in the mornin when i start it up once its started the rev counter flys away round couple a times then sits back at 1500rpm lol???
hopefully its al nothin too major, i was thinkin if the car had a lamda sensor maybe that would be knackered?? horrible smell out exhaust when i stuck my head out the car when reversing this mornin
any ideas would be great, thanks
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braggy
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Registered: 4th Mar 07
Location: bedfont,middlesex
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unburnt fuel=black smoke
and the idle is coz u need to clean icv or buy one from me!!
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corsa_godfather
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Registered: 6th May 03
Location: Greenock,Scotland
User status: Offline
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is that no the air flow meter m8? im hopeless wi this stuff lol
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braggy
USER UNDER INVESTIGATION - DO NOT TRADE
Registered: 4th Mar 07
Location: bedfont,middlesex
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it could be a afm, but it would put the eml on?
i have a afm if needed!!
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corsa_godfather
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Registered: 6th May 03
Location: Greenock,Scotland
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no eml light on m8, he said he fitted a new afm on wed jus there, dont even know if eml light is hooked up
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braggy
USER UNDER INVESTIGATION - DO NOT TRADE
Registered: 4th Mar 07
Location: bedfont,middlesex
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when u turn the igintion on the eml should come on the dash? then go out when started?
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corsa_godfather
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Registered: 6th May 03
Location: Greenock,Scotland
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ill check that out in the morning m8, thanks
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Mark B
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Registered: 15th Mar 07
Location: Galston, East Ayrshire
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my c16se i had in my corsa used to jerk and chug all the time and hen it donw it the rev counter went up and down like mad it was a dodgy wire
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craig_s
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Registered: 5th Mar 06
Location: Birmingham Drives: mk4 astra gsi
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sound's like it's overfueling,imo the first thing to change would be the cts,then see how that goes.
cts controls the coldstart so it could be keeping the engine on coldstart which could explain the overfueling and high idle.although is still shouldn't be at 1500 rpm.
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scotts v6
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Registered: 3rd Aug 07
Location: leeds west yorkshire
User status: Offline
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make sure the knock and crank cencers are the rite wa round my mates car used to do this wopt them over ran fine
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VegasPhil
Premium Member
Registered: 16th Jan 05
Location: Fareham, Hants Drives: Octavia VRS
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If he's changed the AFM then take your time to look round all of the hoses for a Vac Leak. When mine had a split it idled irratically.
I'd be runing to the vauxhall parts desk to get a nice new CTS next, should get change from a tenner
Then take off the ICV. It's a metal cylinder thing that is a pig to get to. Make sure that it is nice and clean, I cleaned mine with some Brake cleaner then a bit of WD40 down there and put it back together.
What induction kit is on there? Is the filter nice and clean?
Corsa 2.0 16v Vegas - Sold
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corsa_godfather
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Registered: 6th May 03
Location: Greenock,Scotland
User status: Offline
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well my pal tried to plug his computer into it today n nothing was coming up but error lol, still runnig high rev's, was thinkin maybe the choke is stuck on?? its alot of blue/black smoke out the back when givin it stick
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corsa_godfather
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Registered: 6th May 03
Location: Greenock,Scotland
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Also noticed on the rocker cover where the 2 breather pipes go on the one on the left has no pipe on it so do you's think where thats suppose to plug in on the throttle body must be lyin open which mite becausing it to run wrong aswell?
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Wayne
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Registered: 19th May 04
Location: Haslingden, Lancashire
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sorry to sound stupid but what's the CTS?
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Torsa g
Member
Registered: 20th Sep 07
Location: Tamworth. Rides: An OSTRIDGE
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Does the eml light come on when turning ignition on
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BeArDy
Member
Registered: 7th Aug 00
Location: Manchester
User status: Offline
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Have you checked ICV to see if its stuck open?
Try squeezing the pipe with go's to the top hat an see if the rev's drop.
As for the smoke, is it when you nail it you get smoke and then it go's away higher up the rev's?
Could be your valve stem oil seals, had it alot of high milage C20XE's which have had a hard life.
My money is on stuck open ICV and valve stem oil seals.
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