Thread: How is an EGR stuck open/closed code set?
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Old 07-29-2009, 04:25 PM
oab_au oab_au is offline
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Re: How is an EGR stuck open/closed code set?
Quote:
Originally Posted by SoCal LS-L View Post
Question: Does anyone know if the vacuum to the EGR valve itself is supposed to be constant or modulated? The vacuum TO the vacuum control valve is constant, but from the VCV to the EGR the vacuum modulates and is not nearly as strong.
It's a modulated duty cycle signal, Chris.

Harvey.
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