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BMW 3-Series (E90 E92) Forum
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Limited Power/Revs When Cold ?
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| 10-29-2008, 08:34 AM | #1 |
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Major
![]() Drives: Le Mans Blue E93 330d+ Join Date: Nov 2007
Location: West Sussex
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Limited Power/Revs When Cold ?
I had never noticed that the car would either limit te revs/power when it was cold until this morning when I went to pull out and not a lot happened.
The car seemed to be limitng the revs to about 2500rpm and had reduced power, It was really wierd the more you put your foot further down and the revs stayed at the same level. I presume this is normal and it was only as my car had not warmed up due to the chilly morning? |
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| 10-29-2008, 09:12 AM | #2 |
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The Tarmac Terrorist
Drives: E46 M3 Tiag/Imola Join Date: Mar 2007
Location: ''Fandango Towers''
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They dont limit power when cold. I have never thrashed my car from but bar once which i had to for an emergency, No limiting of power.
M cars have the illuminated dash to remind you not to thrash tyo high revs from cold. Non M cars can be doughnutted off your driveway at 6am if needed be.
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| 10-29-2008, 10:00 AM | #4 |
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Major General
![]() ![]() Drives: E92 M3 Join Date: Mar 2005
Location: London, UK
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Carl, I hope no one doughnuts their car off the driveway in the morning!!
Sounds like somethings up as limiting to 2.5k revs is not normal... |
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| 10-29-2008, 11:32 AM | #5 |
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Major
![]() Drives: Soon to be a ..... Join Date: Nov 2007
Location: BEDS/CAMBS
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MAF failure? Could limit the reving or breathing of the engine. Any VW owner will tell you this is a common failure
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| 10-29-2008, 11:46 AM | #6 | |
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Defected to the dark side.....
Drives: Audi A7 & Porsche 996 C2 Join Date: May 2007
Location: Stafford, UK
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Quote:
It almost feels as though it is running a couple of cylinders short. I keep meaning to book it in the garage, but my dealer is so sh!te, I just know it will end up coming back with more faults Either that or they will claim 'no fault found!' like they have with every other problem I have taken the car in with!I suspected on mine it could be a problem with the injectors, as I know the 325i has had an injector re-call. Mine has not been in to have it done yet. When/If you find out the answer I will be interested to know!
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![]() USED TO OWN THE M3 PICTURED ABOVE NOW DRIVING PORSCHE 996 C2 & AUDI A7 S-LINE QUATTRO V6 3.0TDi |
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| 10-29-2008, 12:20 PM | #7 |
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First Lieutenant
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Why are you guys revving the FANDANGO out of your cars when cold!!!!
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Mods ListAP Racing BBKs, Bilstein PSS10 , Rogue Engineering Pulleys, RTM and Transmission Mounts, Eibach ARBs, Supersprint LightWeight Race Muffler, Miltek 100 Cell Cats, Recaro Pole Positions, Aluminium Brushed Trim, Csl Steering wheel, Imola Red Arm Rest, CSL Diffuser, 10mm Eibach Spacers, Depo Indicators, Custom blacked out front grills, Carbon Fibre Side Grills, Custom UUC ClutchStop, CSL OEM Bootlid, V-CSL Bumper,
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| 10-29-2008, 12:23 PM | #8 |
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320si
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Is that not a 'limp home' mode, i.e it limits your rev's / engine work so no futher damage can be done?
My Mondy ST used to go in limp home mode all the time, usually when something was broke but then it was a bag of sh...!
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Previous: BMW 320si E90 Le Mans Blue.
Now: BMW 320d E92 LCI Alpine White Hartlepool | Middlesbrough | Stockton |
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| 10-29-2008, 12:33 PM | #9 | |
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Captain
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2 x recalls for injectors |
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| 10-29-2008, 12:39 PM | #10 | |
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First Lieutenant
![]() ![]() Drives: 320d M-Sport Touring ED Join Date: Sep 2008
Location: Scotland
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Quote:
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2007 [57] 320d M-Sport Touring, Le Mans, 18", ED, Cruise, PDC and thats about it!
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| 10-29-2008, 01:41 PM | #11 |
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The Tarmac Terrorist
Drives: E46 M3 Tiag/Imola Join Date: Mar 2007
Location: ''Fandango Towers''
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I dont thrash my car from cold. its only ever happened once. Because i had to.
It could be a form of limp home mode, but why would it happen in the morning when cold? either that or what brian said, MAF sensor failure? Does it clear once warm?
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| 10-29-2008, 04:08 PM | #12 |
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Major
![]() Drives: Le Mans Blue E93 330d+ Join Date: Nov 2007
Location: West Sussex
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I only noticed it because there is a roundabout thats really busy about half a mile from my house and I tried to pull out as normal and it felt really flat so i tried putting accelerating when doing 30 and the car acted oddly by not letting the revs build.
I left work tonight and tried the same cold and it felt flat, I gave it a run for 15 min to make sure it was really warm and it seems to be normal. I am sure it was not the DTC/DSC I know what that feels like ![]() Thanks for your comments guys, I will keep an eye on it ![]() |
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| 10-29-2008, 05:09 PM | #13 |
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Lieutenant Colonel
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Never happened mate...revving it past 2.5k is quite common in the morning to et away from traffic for me. Better have it checked out; could be a problem on the Vanos. Had a problem with with my old M3 with the same problem, and had to replace one of the inlet solenoid. Could be something as simple as plugs...
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| 10-29-2008, 05:15 PM | #14 | |
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Defected to the dark side.....
Drives: Audi A7 & Porsche 996 C2 Join Date: May 2007
Location: Stafford, UK
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Quote:
It does it every day now and most evenings if it is parked outside work and not driven during the day. You can literally floor it in first gear and it would hold the revs right down and give about 20% power, and by the time I have driven to the end of my estate, it releases the power instantly and then drives normally?! stange beast! ![]()
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![]() USED TO OWN THE M3 PICTURED ABOVE NOW DRIVING PORSCHE 996 C2 & AUDI A7 S-LINE QUATTRO V6 3.0TDi |
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| 10-30-2008, 08:22 AM | #15 |
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Major
![]() Drives: Le Mans Blue E93 330d+ Join Date: Nov 2007
Location: West Sussex
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Sound's like a quote from the book of Fandango
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| 10-30-2008, 08:32 AM | #16 | |
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Dimmer than a dim thing
Drives: N54 135i Coupe Join Date: Oct 2008
Location: Kent, UK
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Quote:
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135i Coupe - Alpine White/Black Boston
X5 30d - Space Grey/Black |
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