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#1
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vcv broken.
about a week ago the transmission on my 1987 300d started shifting really hard. I just got the car in the shop today to figure out why. I connected a vac gague teed into the line that goes to transmission pressure modulator. I found there was no vacuum. I then checked for vacuum at the vcv and found that there was no vacuum after the vcv but had vacuum before vcv. i took the vcv off the ip and applied vacuum to it manually with a mity vac it holds vacuum and will not release no matter how it is adjusted. has anyone ever seen this before? Does anyone have a good one they would like to sell me?
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1987 300D 180k 1985 300SD 330k Helga 1992 300D Lola 269k- Sold 1986 325 coupe Bessie >300k Original engine(ODO Broke) sold 2006 2500HD Druamax Linda- Tows boat and looks pretty in garage thats about it ![]() Last edited by polarisrmk; 12-17-2012 at 07:01 PM. |
#2
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Have you tried adjusting the VCV?
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#3
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yes.... as stated no matter how i moved the vcv ajustment no vacuum comes out.
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1987 300D 180k 1985 300SD 330k Helga 1992 300D Lola 269k- Sold 1986 325 coupe Bessie >300k Original engine(ODO Broke) sold 2006 2500HD Druamax Linda- Tows boat and looks pretty in garage thats about it ![]() |
#4
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Vcv is definitely not functioning
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1987 300D 180k 1985 300SD 330k Helga 1992 300D Lola 269k- Sold 1986 325 coupe Bessie >300k Original engine(ODO Broke) sold 2006 2500HD Druamax Linda- Tows boat and looks pretty in garage thats about it ![]() |
#5
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1985 300D 198K sold 1982 300D 202K 1989 300E 125K 1992 940T "If you dont have time to do it safely, you dont have time to do it" "The democracy will cease to exist when you take away from those who are willing to work and give to those who would not." |
#6
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Read through the previous link similar problem except I still have no vacuum to the trans modulator no matter how I adjust the vcv... Vacuum pump is brand new and vacuum to the vcv is good
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1987 300D 180k 1985 300SD 330k Helga 1992 300D Lola 269k- Sold 1986 325 coupe Bessie >300k Original engine(ODO Broke) sold 2006 2500HD Druamax Linda- Tows boat and looks pretty in garage thats about it ![]() |
#7
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Quote:
- Spray brake cleaner (or similar) through it (after you have removed it from the engine) so that dirt is flushed out (be careful, brake cleaner is highly flammable). This only works if the VCV is dirty. - Drill out the clinches and try to repair. You need bolts or new clinches to close it afterwards. I don't know if the VCV can be repaired, but you can try. |
#8
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i will try this.... does anyone have a spare they want to sell me?
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1987 300D 180k 1985 300SD 330k Helga 1992 300D Lola 269k- Sold 1986 325 coupe Bessie >300k Original engine(ODO Broke) sold 2006 2500HD Druamax Linda- Tows boat and looks pretty in garage thats about it ![]() |
#9
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TOOK MY VCV APART VERY CAREFULLY TODAY AND IT IS COMPLETELY RUINED INSIDE. THERE IS A DIAPHRAGM THAT DISINTEGRATED AND CLOGED ALL THE CHECK VALVES AND PASSAGES INSIDE. SO I NEED A NEW ONE IT LOOKS LIKE.
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1987 300D 180k 1985 300SD 330k Helga 1992 300D Lola 269k- Sold 1986 325 coupe Bessie >300k Original engine(ODO Broke) sold 2006 2500HD Druamax Linda- Tows boat and looks pretty in garage thats about it ![]() |
#10
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I got a vcv for you off a 1987 300 TDT I think I can dig up tonight and mail too you. PM me your address and when you get it and it works you can paypal me what you want.
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What Would Rudolph Do? 1975 300D, 1975 240D, 1985 300SD, 1997 300D, 2005 E320 , 2006 Toyota Prius |
#11
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fixed
thanks to biopete for sending me a good used vcv. my car now shifts better than it ever did!
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1987 300D 180k 1985 300SD 330k Helga 1992 300D Lola 269k- Sold 1986 325 coupe Bessie >300k Original engine(ODO Broke) sold 2006 2500HD Druamax Linda- Tows boat and looks pretty in garage thats about it ![]() |
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