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Re: What causes this EST wipe out if not the ECM?
Posted to Technical Discussion Forum on 12/6/2000 3 Replies

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Hi Greg

The EST signal is buffered within the ECM. Meaning, the DREF and EST signals are not in a 1:1 ratio when viewed with a DSO. Prove this to yourself by discontinuing the DREF pulse to t... Login to read more.

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