RE: Error Codes, was: RE: Noisy fan dies, pealing pain...

From: Dave_Clement-LDC009@email.mot.com
Date: Fri Jun 14 1996 - 15:45:01 EDT


To: dakota@csclub0.cs.fredonia.edu@INTERNET; James.McBride@GDEsystems.
COM@INTERNET
From: Clement_D on Fri, Jun 14, 1996 3:45 PM
Subject: RE: Error Codes, was: RE: Noisy fan dies, pealing pain...

From: James.McBride@GDEsystems.COM@INTERNET on Fri, Jun 14, 1996 2:59 PM

>Dave Clement writes:
>>Anytime you disconnect the battery the codes are cleared (may take several

>>seconds). Also anytime you disconnect the battery you will get a code 12
>>indicating that power had been lost. This will stay until the ignition has

>>been cycled on/off 20-50 times (the number of times is year dependant).
Also,
>> any code that is stored will clear it self if the problem goes away after

>>the same number of ignition cycles.

>I wonder if the dealer diagnostic software can query the SBEC for the time-
>stamp (for lack of a better term for the ignition cycle count) of a code?

The older systems they couldn't, I do not know on the newer systems. I do
believe they can clear the codes without disconnecting the battery.

>>NOTE: The ABS trouble codes are obtained by shorting the diagnostic

>Do these then display through the check engine light? I'll have to check
>my FSM.

The ABS codes are displayed by the ABS warning light. The brake warning
light is also used as part of the diagnostics decision trail.

Dave Clement
 



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