SL55 AMG, SL63 AMG, SL65 AMG (R230) 2002 - 2011 (2003 US for SL55 and 2004 for the SL65)

SL55/63/65/R230 AMG: SL55 AMG Acting Up at Stops

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Old Sep 25, 2019 | 11:29 PM
  #1  
Von Zip's Avatar
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From: Wisconsin
SL55 AMG
SL55 AMG Acting Up at Stops

My car started fine and drove fine for about 15 minutes then at stop lights it would hesitate and seem to slip and over rev. Finally, at the next light it would not go forward and engine revved like it was not in gear. Changing gear selector from D to N to R or park made no difference. A friendly motorist helped push the car out of any danger. I left the car (due to business meeting) for about 3 hours. It started up and went in gear as normal. What is going on? I can't trust this car this way.
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Old Sep 27, 2019 | 06:20 PM
  #2  
skylolow's Avatar
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2005 SL55 Completely Built Motor
Any warning lights on??

Have you done anything recently with the car (ie: removed the air intake)???
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Old Sep 27, 2019 | 11:38 PM
  #3  
Von Zip's Avatar
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SL55 AMG
Found Accelerator sensor was bad. All is well again.
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Old Sep 28, 2019 | 07:51 PM
  #4  
ak.luv2xlr8's Avatar
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sl55 amg
Originally Posted by Von Zip
Found Accelerator sensor was bad. All is well again.
That was a quick fix, well done!

When you had the issue, did you try engine on/off or did you just park up?

How did you find out it was the accelerator sensor, did you use diagnostic?

nice one!
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Old Sep 28, 2019 | 11:40 PM
  #5  
Von Zip's Avatar
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From: Wisconsin
SL55 AMG
Yeah, tried all you suggested.
A friend had a code reader and it said the accelerator sensor was shot.
Got new one from MB dealer 100 mi away the next day and got it installed by a local indy mechanic.
He also updated needed programming. Overall cost was about $820.00
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