Question about 1995 Cadillac Eldorado

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I have a 95 cadillac eldorado codes are, 52 ECU ram chip error, deffective ECM, and code 109, Internal ECM problem (Kam checksum) can u tell me what they mean?

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It means your on board computer, or ECM, is faulty and will need to be replaced.

Posted on Mar 14, 2011

  • Robert Lentol Jul 19, 2013

    U mean the computer brain running the car is not functioning properly ?

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How to fix code P0603 code on 1996 cadillac eldorado


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What is trouble codes 28 40 58 52


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I have a 1985 eldorado with a code 52 ( loss of voltage to ecm ) I need a trouble tree chart or some one who has had this problem to send me in the right direction . All three power leads to the ecm are...


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4 Answers

How to fix code P0604??


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Jun 21, 2009 | 1994 Cadillac Eldorado

1 Answer

Clear the code from the ECU


For the purposes of the D.I.C. 
LO = NO
HI = YES

Starts here:

PRESS: 
OFF & WARM (red button) together
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PRESS: 
LO 
- until " ECM " comes up

PRESS:
HI
- until " CLEAR CODES ? " comes up

PRESS:
HI
- press only once
- response will be in a few seconds: CODES CLEARED

you are done ...

PRESS RESET and you are back to normal 


Good Luck and Hope this helps

Apr 20, 2009 | 1989 Cadillac Eldorado

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