Take a look at the tab above labeled Tech Info where Pelican has all ther tutorials on how to do repairs. They have a pic of the oil pan under the "How To Change Your Oil " tutorial. It looks pretty open and unobscured by any other engine parts.

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'89 260e (212K Mi.), '92 400e (208K Mi.), '92 400e (not a misprint) (146K Mi.), '95 C220, '81 240D--Sold