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Re: 88 firebird 305 e eng code tbi
Posted to Technical Discussion Forum on 7/21/1999

Mark,

I think Jim is right on the money. Since you mention your using a labscope try this: Go back to the DREF wire (PPL&WHT) and monitor its signal with the module loaded (by pass connected). Adjust your scopes time base to get one pulse in the screen and f... Login to read more.

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