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Old 04-17-2010   #18
-=Jeff=-
 
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Join Date: Jul 2007
Location: Bartlett, IL
Posts: 7,165
Default Re: SYS light,,
Quote:
Originally Posted by Toyvet1 View Post
It was a C41 code read from grounding the G & A terminals and displayed on the speedo not the SES light is that still the correct reading? I have a FSM but am having a hard time finding the codes in it ...
That C41 is for the CCM not ECM.. it is a ECM/CCM COMMs error. either the UART in the CCM is bad, the CCM is bad or one of the other components is bad that connects tot he same Serial bus

EBCM (ABS ECM) AC controller and Radio also connect tot he Serial line
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