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Author Corsa Gsi C16xe. Flat spots and high idle
PaulopelGsi
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Registered: 10th Aug 05
User status: Offline
9th Sep 05 at 15:40   View User's Profile U2U Member Reply With Quote

got a corsa Gsi a few weeks ago. It seems to idle a lot of the time around 1500rpm. sometimes lower, sometimes higher.

Also the power feels a bit jerky, especially at lower revs. flat spots up the rev range.

Have fitted new plugs, leads. changed oil. new cam belt kit. Gonna try an air flow meter on it I think next.

Anyone else experienced similar problems?
Rileysport
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Registered: 18th Jun 04
Location: West Yorkshire
User status: Offline
9th Sep 05 at 15:45   View User's Profile U2U Member Reply With Quote

ICV, i'll have a squint sunday if you want
Siberia
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Registered: 9th Oct 03
Location: Leprechaun Land Drives : Zafira GSI
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9th Sep 05 at 20:00   View User's Profile U2U Member Reply With Quote

is you engine managment light flashing on and off?

i have EXACTLY the same problem... farking EML is doign VERY strange things also and it aint the icv cos ive changed the bugger... just cant be arsed to investigate further....
ash_corsa
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Registered: 15th Apr 04
Location: Shrewsbury
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9th Sep 05 at 22:44   View User's Profile U2U Member Reply With Quote

exactly the same story with mine! only had it 2months
O.T.G
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Registered: 27th May 02
Location: Londonderry, N.Ireland
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10th Sep 05 at 10:07   View User's Profile U2U Member Reply With Quote

i have same problem with car jerking at low revs. maybe they just cant handle being driven at low revs
marks_corsa
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Registered: 24th Jul 03
Location: Bournemouth, Dorset
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10th Sep 05 at 10:31   View User's Profile U2U Member Reply With Quote

Yea mine is also exactly the same. Revs higher on idle, EML comes on after about 2 mins of engine running and stays on, jerks at 3000 revs as you let off the accelerator!! I am NOT impressed!!
AuroraSport
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Registered: 5th Mar 05
Location: Norfolk Drives: Audi B5 S4 Avant
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10th Sep 05 at 10:50   View User's Profile U2U Member Reply With Quote

have you tried replacing the coolant temp sensor? that gave me loads problems on my old corsa
ash_corsa
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Registered: 15th Apr 04
Location: Shrewsbury
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10th Sep 05 at 14:46   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by corsa_munky
have you tried replacing the coolant temp sensor? that gave me loads problems on my old corsa


Easy to do mate? I might get you to order me one in


I dont get an EML coming on, its never flashed once since ive had the car
trisha corsa gsi
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Registered: 13th May 04
Location: doncaster
User status: Offline
10th Sep 05 at 15:30   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by ash_corsa
quote:
Originally posted by corsa_munky
have you tried replacing the coolant temp sensor? that gave me loads problems on my old corsa


Easy to do mate? I might get you to order me one in


I dont get an EML coming on, its never flashed once since ive had the car


person who had it before u probably took the bulb out cos it will have been on all the time i had nothing but bother with my gsi its now ended up in scrap yard
Jake
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Registered: 24th Jan 05
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10th Sep 05 at 16:04   View User's Profile U2U Member Reply With Quote

when you turn the ignition on does the EM light come on?
AuroraSport
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Registered: 5th Mar 05
Location: Norfolk Drives: Audi B5 S4 Avant
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10th Sep 05 at 17:25   View User's Profile U2U Member Reply With Quote


quote:

Easy to do mate? I might get you to order me one in



yeh sits in the inlet manifold. something to do with the choke relative to engine temperature. Gives me problems starting up when the car is warm on my sport atm but should (fingers crossed) help you.
ash_corsa
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Registered: 15th Apr 04
Location: Shrewsbury
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10th Sep 05 at 18:03   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by corsa_munky

quote:

Easy to do mate? I might get you to order me one in



yeh sits in the inlet manifold. something to do with the choke relative to engine temperature. Gives me problems starting up when the car is warm on my sport atm but should (fingers crossed) help you.



tried getin under the inlet manifold today mate, looks a real pain in the arse on the 16v engine, ur old 1 was an 8v
AuroraSport
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Registered: 5th Mar 05
Location: Norfolk Drives: Audi B5 S4 Avant
User status: Offline
10th Sep 05 at 18:10   View User's Profile U2U Member Reply With Quote

see my u2u buddy ^
ash_corsa
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Registered: 15th Apr 04
Location: Shrewsbury
User status: Offline
11th Sep 05 at 09:32   View User's Profile U2U Member Reply With Quote

no EML light when i turn ignition on
that would explain why my fault finder wasnt working
Siberia
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Registered: 9th Oct 03
Location: Leprechaun Land Drives : Zafira GSI
User status: Offline
11th Sep 05 at 11:39   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by jake
when you turn the ignition on does the EM light come on?


mine acutally flashes like it would if i had the paper clip in there and not before you ask there is not paper clip in there!
Jake
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Registered: 24th Jan 05
User status: Offline
11th Sep 05 at 17:32   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by ash_corsa
no EML light when i turn ignition on
that would explain why my fault finder wasnt working


your probably right
Rileysport
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Registered: 18th Jun 04
Location: West Yorkshire
User status: Offline
12th Sep 05 at 06:46   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by corsa_munky

quote:

Easy to do mate? I might get you to order me one in



yeh sits in the inlet manifold. something to do with the choke relative to engine temperature. Gives me problems starting up when the car is warm on my sport atm but should (fingers crossed) help you.



its the plug with the blue end sat in the thermostat housing... its a piece of piss to get to, it'll take a blind quadraplegic guy about 5 minutes to change tops
ainsley_brader
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Registered: 24th Mar 02
Location: Tattershall, Lincolnshire
User status: Offline
12th Sep 05 at 22:01   View User's Profile U2U Member Reply With Quote

throttle position sensor
PaulopelGsi
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Registered: 10th Aug 05
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13th Sep 05 at 07:02   View User's Profile U2U Member Reply With Quote

wow loads of replies. my eml comes on very occasionally. usually on a long run on motorway but is very random. is more jerky when it comes on though. i have a new ISCV so gonna fit that and see how it is. cleaned connections up on the airflow meter so will see how that is. gonna try the paperclip test i reckon. I am thinkin prob airflow meter or lambda sensor maybe.
Rileysport
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Registered: 18th Jun 04
Location: West Yorkshire
User status: Offline
13th Sep 05 at 07:07   View User's Profile U2U Member Reply With Quote

if its AFM you're gunna wish it wasn't (expense)... lambda is easy enough though
PaulopelGsi
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Registered: 10th Aug 05
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13th Sep 05 at 08:23   View User's Profile U2U Member Reply With Quote

I cleaned the connections on the air flow meter last night and checked the wires were ok. Just used WD40. Also sprayed a bit around the idle speed control valve, couslnt see much so just randomly sprayed in that direction lol.

Drove it this morning and it idled at 900rpm every time i pulled up. and seems smoother. wonder if it will stay same though!
Siberia
Member

Registered: 9th Oct 03
Location: Leprechaun Land Drives : Zafira GSI
User status: Offline
13th Sep 05 at 19:07   View User's Profile U2U Member Reply With Quote

we really narrowed this one down lads

quote:
Originally posted by SRi-Co
ICV, i'll have a squint sunday if you want


quote:
Originally posted by corsa_munky
have you tried replacing the coolant temp sensor? that gave me loads problems on my old corsa


quote:
Originally posted by ainsley_brader
throttle position sensor


quote:
Originally posted by SRi-Co
if its AFM you're gunna wish it wasn't (expense)... lambda is easy enough though
Jake
Member

Registered: 24th Jan 05
User status: Offline
13th Sep 05 at 19:10   View User's Profile U2U Member Reply With Quote


 
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