The rear pump is not enough to run the tranny, it will only serve to tow start and provide emergency lubrication in the event the car has to be towed somewhere.
Tony Wirtel wrote: >> You must have lifted your foot -- the engine will race otherwise. If >> you were coasting, it might have dropped, but with the CC it should >> have raced the engine. >> >> The speedometer dropping to zero might indicate that the drive gear >> failed, but it should keep reading if the driveline is turning as the >> car rolled, unless you sheared a flex disk or snapped a pinion gear. >> >> You need to examine the driveline for damage, and check to make sure >> the bolts that hold the torque convertor to the flywheel are intact >> (although they usually make a racket when they break off). Check the >> shifter bushings and link to make sure it didn't fall off (it >> happens) leaving the shift lever unconnected to the transmission. >> >> Otherwise, the most likely thing is a sheared pump drive. No pump, no >> pressure, no pressure no clutch engagement, it's in neutral and will >> stay there. >> >> Peter > > Peter- > > I was thinking along the same lines. But this car has a second pump > at the rear, so there would still be pressure to operate the > transmission although if the torque converter bolt went theres no > power to transmit from the engine. > > When it went wonky did the speedo go to zero immediately or as you > slowed to a stop? > > IF the converter bolts went it should be easy to see, but you need the > car up in the air to find out- with the car up and the engine running, > the converter would be stationary when viewed from underneath through > the same cutout you drain the converter from. When at idle is it at > regular idle speed or does it seem slower than usual? Does running > the AC really lug it? If not, then the OVP is fine (I'm pretty sure > you lose the tach w/o the OPV). > > Other than that, I can't connect these dots! In any case you'll need > to get underneath; would also be good to check for operating and > modulator pressures. Another thing (grasping at straws) is perhaps > the filter is plugged and theres no fluid being drawn? > > Tony Wirtel > > _______________________________________ > http://www.okiebenz.com > 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://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > -- Kaleb C. Striplin/Claremore, OK 94 E420, 92 300SD, 92 300D, 92 250D Turbo, 92 300E 4Matic, 91 300D, 90 420SEL, 89 560SEL, 89 260E, 87 300SDL, 85 380SE 5.0 Euro, 84 190D, 84 300D euro manny, 81 240D, 81 380SLC, 80 240D, 76 240D, 76 300D, 72 250C, 69 250 http://www.okiebenz.com _______________________________________ http://www.okiebenz.com 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://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
