E 320 4MATIC Sedan (210.082) V6-3.2L (112.941) (1999)
Power Door Lock Switch: Locations
Door Switch, RR - S17/6
Just below door striker.
Door Switch, LF - S17/3
Just below door striker.
Door Switch, LR - S17/5
At LR door latch.
Door Switch, RF - S17/4