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Old 02-24-2014, 08:31 PM
Shortsguy1 Shortsguy1 is offline
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Join Date: Apr 2012
Location: San Luis Obispo, CA
Posts: 1,623
I believe it is item 5 in the first picture below. Let me know if you need more info because I have this ancient Bosch document which deals with our older cars. The second pic is from the FSM, in case that is helpful.
Attached Thumbnails
Removing 220D Injection Pump Pneumatic Regulator Diaphragm...-pic1.gif   Removing 220D Injection Pump Pneumatic Regulator Diaphragm...-pic2.gif  
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1968 220D, w115, /8, OM615, Automatic transmission.
My 1987 300TD wagon was sold and my 2003 W210 E320 wagon was totaled (sheds tear).
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