300SDL (126.125) L6-3.0L DSL Turbo (603.961) (1987)
46. Plug vacuum lines to air volume switch (4).
47. Plug 2-, 5- and 6-pole couplings on temperature dials (2, 3 and 13), as well as 2-pole coupling on air flow sensor switch and air distributing switch
(4 and 24).