You may have a bad shut off valve (leaking diaphragm). Pull vac on it with the MityVac. If it shuts off easy, problem is somewhere else, like a split tube from ant to the switch.
On 11/8/05, Steve MacSween <[EMAIL PROTECTED]> wrote: > > One of my '82 240Ds is driving me nuts, won' shut off at the key. > > Could not find my Mityvac tester, so figured, hey, must be the shutoff > valve > anyway so I ordered one. > > Then I *found* my tester. It appears the valve on the car is working. > > Ooookay, I says, what's up here. Lots of vacuum from the pump. So I > isolated > the yellow and yellow stripe lines for the doors out of the vacuum fork > into > the firewall. I now only have vacuum IN from the pump, plus the in and out > lines from the key switch running through the fork. Still no shutoff. > > I pulled the cluster and visually inspected the connections into the key > switch. They are fine. > > Any suggestions where I go next? When this happened on my old diesels it > was > always the vacuum shutoff diaphragm at the pump, so I've never got into > this > before. > > Thanks > > Mac > Aylmer, Quebec > '60 220s / '82 240d (x2) / '82 300sd > Volvo-free for the first time since 1987 > > > > _______________________________________ > For new parts see official list sponsor: http://www.buymbparts.com/ > For used parts email [EMAIL PROTECTED] > > To Unsubscribe or change delivery options go to: > http://striplin.net/mailman/listinfo/mercedes_striplin.net > -- Hans Neureiter, Houston, TX '82 300SD, '95 E300D
