For anyone who is interested, on my 96 C280 brake light wiring is:

stop light left, black/red
stop light right, black (just solid black, no stripe)
flasher left, black/white
flasher right, black/green

Thanks again Peter.

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1986 190E 186K (For Sale)
(Maroon, Tan leather)
1996 C280 Sport 208K
(Brilliant Silver, Black Leather)
2002 CLK430 Sport 45K
(Brilliant Silver, Gray Leather , Birdseye Maple)