C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

ECM serial data lines

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Old Jun 21, 2006 | 04:14 PM
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Default ECM serial data lines

On my 92 I have noticed that there are two serial data lines where as the CCM, ABS/ASR and climate control machines all have one. Does anyone know what data comes across the two lines of the ECM?
Are they redundant, or is different data available on each?
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Old Jun 22, 2006 | 09:10 AM
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Originally Posted by quickcat
On my 92 I have noticed that there are two serial data lines where as the CCM, ABS/ASR and climate control machines all have one. Does anyone know what data comes across the two lines of the ECM?
Are they redundant, or is different data available on each?
They keep the same data, you have a splice point behind the CCM where all serial data cabels are coming together.

regards
MickeW
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