W211 AMG Discuss the W211 AMG's such as the E55 and the E63

Check Engine: Help required please

Old Dec 12, 2007 | 07:09 PM
  #1  
ukrunr's Avatar
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'07 E63, '97 Viper GTS, '09 GL450
Check Engine: Help required please

Hi,

I have an 07 E63 which has been working flawlessly. This last Saturday morning I get in it and drive and noticed the check engine light stayed on. There are no perceptible driving problems (i.e. it's not running crippled).

I used an OBDII reader and there are 2 problem codes registered: P0412 and P0415, both refer to malfunctions of the Secondary Air Injection system valves (A & B).

I'm not sure what might have brought this about, the car was parked outside overnight (not the norm), and there has been freezing rain around, could this have messed something up?

Anyone know how serious these codes are and whether I need to take it to a dealer immediately or at my leisure? Or whether there's anyway to fix the problem?

Thanks in advance, Dave.
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Old Dec 12, 2007 | 08:28 PM
  #2  
rarfinancial's Avatar
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CLS63
I have a 07 CLS63 recall on air valve and was replaced by dealer. No big deal but take it in. I hate to see a check engine light. Oh and I never had the light come on.
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Old Dec 12, 2007 | 08:33 PM
  #3  
Vadim @ FD's Avatar
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On top of the valves there are vacuum lines. Check and see if they are on.

If they are on, than take it to the dealer.
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Old Dec 12, 2007 | 08:52 PM
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Originally Posted by rarfinancial
I have a 07 CLS63 recall on air valve and was replaced by dealer. No big deal but take it in. I hate to see a check engine light. Oh and I never had the light come on.
+1, that was on a bunch of early 63s. If it is that, it is nothing to worry about. The reading is bad, there isn't anything wrong with the monster.
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Old Dec 12, 2007 | 09:22 PM
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'07 E63, '97 Viper GTS, '09 GL450
Thanks for the quick replies.

I picked this car up in July, but i noticed it's build date goes back to Oct06, apparently it was sitting in a dealership in florida a long-time until my dealer got it transferred, only had 7 miles on it though.

It sounds like maybe there's just a few issues with the early ones, and this doesn't appear too serious, may wait till after the holidays, in case of parts/holiday delays. Don't want to be without the car too long!

This is my first MB, so forgive me if i'm a little paranoid, but I took out the carbon air filters, do you think I should reinstall before taking the car back to the dealer? Do they know/care about customer mods like that?

Thanks.
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Old Dec 12, 2007 | 09:58 PM
  #6  
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Good look up. the early ones had a few updates. Make sure you get the most recent 7g flash and valve body. I haven't heard too many problems from the newer ones. We'll see.
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Old Dec 14, 2007 | 10:58 PM
  #7  
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'07 E63, '97 Viper GTS, '09 GL450
strangely enough this morning the check engine light has gone off by its own accord. I didn't do anything to the car, just left it out overnight again in 28F weather.

Weird, guess I'll have the dealer look at it later.
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