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Old 10-11-2002, 06:43 PM
suginami suginami is offline
Join Date: Dec 2001
Location: Southern California, U.S.A.
Posts: 8,503
Yeah, monovalve could be the wrong term, but whatever it's called, it's still a vacuum operated valve / diaphram that has a leak, or is stuck open.
Paul S.

2001 E430, Bourdeaux Red, Oyster interior.
79,200 miles.

1973 280SE 4.5, 170,000 miles. 568 Signal Red, Black MB Tex. "The Red Baron".
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