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Fail SC clutch

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Old 11-17-2011, 03:19 PM
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Fail SC clutch

Have anyone experience a fail SC clutch?

Just driving down the road, give a little gas, nothing, floor it, accelerate slowly like a normal E. Physically everything looks fine. SC clutch looks normal, AIT normal, don't have MAP reading just yet. No leak, nothing explode, belts are fine, car drive fine except for the lack of power.

I'm 95% sure it's the SC clutch. Just wondering if anything else could be wrong beside the sc clutch.

My car have the sc squeal for the last two years, so I guess it's time!!
Old 11-17-2011, 03:35 PM
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'19 G63 Ed 1,'18 M5, '16 G63,'12 458 , '11 E63, Brabus SL55-K8, '10 S63, '94 E500 "Wolf", '91 560SEC
Mine has chirped for quite some time. Now it seems to be slipping in casual to semi aggressive driving, so it may go completely out soon.
Old 11-17-2011, 04:38 PM
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2006 E55 & 2009 Audi S5
Originally Posted by abhatti55
Mine has chirped for quite some time. Now it seems to be slipping in casual to semi aggressive driving, so it may go completely out soon.
Abhatti55, knowing you it won't be that way long. Let me know if you need some help
Old 11-17-2011, 08:11 PM
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2005 E55 AMG
My bearing is screwed up and I have a new one in my garage but I couldn't get the S/C bolt of even if my life depended on it. I have an impact wrench and it laughed in my face. Is there any special technique to get this off?
Old 11-17-2011, 08:12 PM
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2005 E55 AMG
Oh, and check your fuses.
Old 11-17-2011, 08:35 PM
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2005 E55 AMG
Originally Posted by GT-ER
My bearing is screwed up and I have a new one in my garage but I couldn't get the S/C bolt of even if my life depended on it. I have an impact wrench and it laughed in my face. Is there any special technique to get this off?
Did you heat the bolt with a torch first. Need to melt the loctite.
I removed my rad cover to get a clean shot at the bolt.
i heated mine for about 30 secs. the impact wrench took care of the rest.
hope it helps
Old 11-17-2011, 08:45 PM
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'19 G63 Ed 1,'18 M5, '16 G63,'12 458 , '11 E63, Brabus SL55-K8, '10 S63, '94 E500 "Wolf", '91 560SEC
Originally Posted by dansamg
Did you heat the bolt with a torch first. Need to melt the loctite.
I removed my rad cover to get a clean shot at the bolt.
i heated mine for about 30 secs. the impact wrench took care of the rest.
hope it helps
Yep heat it for a few seconds and it'll come right off.
Old 11-17-2011, 08:58 PM
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2005 E55 AMG
Originally Posted by dansamg
Did you heat the bolt with a torch first. Need to melt the loctite.
I removed my rad cover to get a clean shot at the bolt.
i heated mine for about 30 secs. the impact wrench took care of the rest.
hope it helps
Bah...didn't know it had loctite...I'll try that next time. Thanks!
Old 11-17-2011, 10:56 PM
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Once, when tuning on Dyno, my SC decided not engage. Just like that. Looked around, everything was good.

Pump has to me running
IATs have to be under XXX (Don't know value, but over 150)

After a quick call to an expert: Disconnected the battery for 10 minutes (Bled off residual power by putting positive cable to ground) and when we reconnected, all was fine. That was over a year ago.

I know that is slim chance considering your failed under "normal driving" but is is worth a shot. Its easy

If not the clutch, the other thing that can prevent the clutch from engaging is if the connector on the lower TB comes off. Don't ask me how I know

Again, slim chance of that, its glued in pretty good, and would not come off on its own, Good luck!!
Old 11-18-2011, 01:00 AM
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i got an oem replacement bearing same company as original for sale i bought it because my supercharger was engaging hard and chirping, let me know if u want it
Old 11-18-2011, 02:05 AM
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Brabus K8 E55 05
Do the TB reset procedure, I faced this twice, the car won't give fuel and if u tried to floor it it will only give little power like 10 - 20 % only.

Search TB rest, Tbal has posted one around.

Good luck.

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