you may be OK w/ the diff, you should have good access to the filler plug.

You won't be able to use that socket w/ the manual trans (if you have one); you'd have to either get a different tool, or unbolt the driveshaft and trans crossmember.

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1990 190e 2.6 - The only one I can really call "My Car".

1987 190e 2.3 - The donor car's up and running, only mods are Euros and a Sony headunit. My Dad's runabout now.

1990 300e 2.6 - The parents' ride.