Yes. Remove the ashtray and the panel over the shifter and you will be able to access the cable. That is the one that needs adjustment.
1976 300D (W115) - 330K and still going (sort of)
1991 300D 2.5 Turbo - Sold at 221K
1983 280SEL - Sold at 206K
1981 300SD - Sold at 232K