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07 hawk 2.5 sti skipping/ clunking when full lock in reverse ??

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Old 04 December 2012, 11:42 AM
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Px07 Scooby
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Default 07 hawk 2.5 sti skipping/ clunking when full lock in reverse ??

When reversing on full lock like skipping sort of feels like its pulling on drivers front side sounds like a rubbing clunking ??? Only on full lock
Old 04 December 2012, 11:50 AM
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Well thats the A-DCCD kicking in then (centre diff is winding up to compensate your movements), switch it to manual and open and you wont get this problem (its in the handbook btw )
Old 04 December 2012, 11:52 AM
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adam405sti
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It will do that in full lock. Shouldn't really be driven in full lock if driven in small tights spots like parking. Keep an open diff (green setting at bottom or auto).
Old 04 December 2012, 12:04 PM
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It will do it in auto no matter what, its only partial lock but you do feel it, only manual and open is where you wont get it at all.
Old 04 December 2012, 12:30 PM
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Originally Posted by TonyBurns
only manual and open is where you wont get it at all.
Or if the handbrake is lifted slightly?
Old 04 December 2012, 12:45 PM
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It's doing it in auto toe, I meant the steering on full lock ?
Old 04 December 2012, 12:47 PM
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Ill try it in manual toe and see if that fixes it, I finish at 2pm so ill reply an let u know how I get on

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Old 04 December 2012, 01:07 PM
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toe?

And why are you thanking yourself
Old 04 December 2012, 01:28 PM
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yup the handbrake works but it means you have to pull it on the first notch, easier to just switch to manual
Old 04 December 2012, 01:40 PM
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Indeed tis much easier to just switch to manual.
Old 04 December 2012, 02:08 PM
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I've jus put it in manual and tried it works fine, I'm at a gararge by mine now, I'm just going to get it checked just to be on the safe side, thanks for the help
Old 04 December 2012, 02:30 PM
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Just had it checked it didn't make no noises or skipping out in auto or manual when it was doing it I'd been out for about an hour or so, the fella at the gararge said its probably done it because the diff was hot, but ill just run it for abit in manual full back and see if any noises appear, this thing has a mind of its own, thanks for the advice people )
Old 04 December 2012, 03:33 PM
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I thought mine was broken when I heard my 07 STI do this for the first time too!
I find that's the only use for the diff switch, to stop it making noises! I notice no other difference!
Old 04 December 2012, 03:41 PM
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Haha that's the first time I'd heared it do that, I've not had the car long, do you run yours in manual or auto ?
Old 04 December 2012, 04:14 PM
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Sorry to hi-jack but whilst we are on the subject of DCCD can you play with this on the move?
Old 04 December 2012, 04:19 PM
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Originally Posted by WRX Blues
Sorry to hi-jack but whilst we are on the subject of DCCD can you play with this on the move?
Yes
Old 04 December 2012, 04:43 PM
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Thanks Urban
Old 04 December 2012, 06:01 PM
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I have been getting this too on my 07 STi Spec D.

Glad I'm not alone, and it's sounding more like characteristic than faulty.
They really don't like being reversed on full lock do they!
Old 04 December 2012, 07:04 PM
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when i 1st noticed my car doing this i was like noooo! just got the car and the diffs knackered! if your in locked diff its horrid! i will never do that again haha in the dry
Old 04 December 2012, 07:15 PM
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Originally Posted by Hawkeye D
I have been getting this too on my 07 STi Spec D.

Glad I'm not alone, and it's sounding more like characteristic than faulty.
They really don't like being reversed on full lock do they!
Exactly the same with mine, just as the OP describes.
Oh well, at least i know what it is now.
Old 04 December 2012, 07:40 PM
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I did the same when i got my current car, I thought id take it to Elvington for a Grudgement Day and have a play with the diff as i hadnt had a A-Dccd car before, It took a bit of getting used to when driving it into the corners and when i finished my lap came slowly in on full lock and all i could hear and feel was bang bang, I thought i`d popped a driveshaft or something
Old 04 December 2012, 07:44 PM
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Originally Posted by Dan-
when i 1st noticed my car doing this i was like noooo! just got the car and the diffs knackered! if your in locked diff its horrid! i will never do that again haha in the dry
Yes I put mine in lock in the dry when I first got the car and went round a roundabout and nearly ended up through a wall / I quote do not put the dccd in lock and try and do a tight turn unless your name is ken block lol
Old 04 December 2012, 07:53 PM
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I think it's time to dig the manual out and have a read of it before I drive this thing again lol
Old 04 December 2012, 10:46 PM
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Originally Posted by Px07 Scooby
Haha that's the first time I'd heared it do that, I've not had the car long, do you run yours in manual or auto ?
Auto unless turning tightly or reversing
Old 04 December 2012, 11:23 PM
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I thought the exact same thing the first night I pulled home in my blob pulled up and reversed as I would normally to be greeted to "clunk clunk clunk" I thought WTF! Was not best please lmao, done some research and done what the others have said and it ain't done it since, I leave the wheel set right back so the clocks light up green on the indicator and just flick the switch when reversing, I often drive around in fully open / switch all the way back when dry anyway, find its better on fuel when on a run

Last edited by Infected by sti; 04 December 2012 at 11:25 PM.
Old 05 December 2012, 12:05 AM
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Originally Posted by Infected by sti
I thought the exact same thing the first night I pulled home in my blob pulled up and reversed as I would normally to be greeted to "clunk clunk clunk" I thought WTF! Was not best please lmao, done some research and done what the others have said and it ain't done it since, I leave the wheel set right back so the clocks light up green on the indicator and just flick the switch when reversing, I often drive around in fully open / switch all the way back when dry anyway, find its better on fuel when on a run
its when it rains when its on open and you forget :P
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