I wrote about the work I'm doing in a separate thread:

http://www.peachparts.com/shopforum/showthread.php?t=128917&highlight=high+side+port+e320

Can anyone tell me where the high-side pressure port is on a 1997 E320 W210?

Thanks!

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08 W251 R350
97 W210 E320
91 W124 300E
86 W126 560SEL
85 W126 380SE Silver
85 W126 380SE Cranberry
79 W123 250
78 W123 280E
75 W114 280