A4 (B5 Platform) Discussion Discussion forum for the B5 Audi A4 produced from 1995-2001 B5 FAQ

ECU code question..

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Old Apr 25, 2002 | 08:07 AM
  #11  
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Default Interesting discussion on the subject...

<ul><li><a href="https://forums.audiworld.com/a4/msgs/1143847.phtml">https://forums.audiworld.com/a4/msgs/1143847.phtml</a</li></ul>
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Old Apr 25, 2002 | 08:13 AM
  #12  
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Default CH and M boxes are identical. The only difference is the soft coding between the two.

If you have an M box it is already flashed to the CH box soft coding if you have taken it to the dealer for any servicing.
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Old Apr 25, 2002 | 08:14 AM
  #13  
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Default Thanks I will, and I got my car back btw..

from Raymond AB (I posted awhile back about not having snow tires in MN...duh) I'll be posting some pics soon of my new S4 bumper and e-codes. I was hoping to make it to the Anderson Motorsports event but I didn't get the car until Tuesday. As far as the spare ECU goes, $200 sounds alot better than the $680 from APR. Are you just calling around at junk yards? I gotta jump on this before everyone else decides to do the same thing and all the wrecked 01.5's are cleaned out!
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Old Apr 25, 2002 | 08:28 AM
  #14  
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Re: I know quattro ECU works in FWD...same year.
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Old Apr 25, 2002 | 09:00 AM
  #15  
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do you know what box you are? M or CH?
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Old Apr 25, 2002 | 09:07 AM
  #16  
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Thanks for the link.. interesting, but all seems theory at this point. I'll try and find out more.
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Old Apr 25, 2002 | 06:37 PM
  #17  
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Smart man!!! hehehehe...
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Old Apr 25, 2002 | 08:55 PM
  #18  
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I learn from u! :-D
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Old Apr 29, 2002 | 07:11 AM
  #19  
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Not for sure but with a 150XXX vin# I'm thinking I've got to be a CH
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Old Apr 29, 2002 | 07:29 AM
  #20  
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Pop the box to make sure.. I found an ECU for cheap.. send me and e-mail and I'll forward.
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